{"title":"PAC Racing Springs","description":"","products":[{"product_id":"pac-racing-springs-1-260-single-valve-spring-w-damper-1pk","title":"PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Circle Track","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Engineering for Circle Track Performance\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring with Damper is engineered for demanding circle track environments where consistency and durability are paramount. Designed to handle high-RPM stress, this spring provides the structural integrity needed to prevent valve float and maintain optimal valvetrain geometry throughout your race.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 1200 Series Circle Track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Single Spring with integrated damper to minimize harmonics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 540 lb\/in for aggressive cam profiles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.115 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 1.260 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBy utilizing advanced manufacturing techniques, PAC Racing ensures that every spring meets strict load tolerances. The inclusion of a damper is a critical feature, effectively controlling vibration and extending the lifespan of your valvetrain components. Whether you are building a new engine or refreshing your current race setup, these springs offer the reliability required to stay competitive on the track. The 540 lb\/in rate provides excellent seat pressure, ensuring your valves close precisely at high speeds. Trust your engine build to the industry-leading quality found here at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD — High Performance Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 High-Performance Circle Track\",\"description\":\"Upgrade your valvetrain with the PAC Racing 1200 Series 1.260 OD single valve spring. Durable, high-rate performance for circle track. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1201\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\",\"offers\":{\"@type\":\"Offer\",\"price\":\"17.13\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\",\"sku\":\"DHDL_PAC-1201\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 High-Performance Circle Track\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 High-Perf fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 High-Perf?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366209003604,"sku":"DHDL_PAC-1201","price":17.13,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1201-1.jpg?v=1719606663"},{"product_id":"pac-racing-springs-1-550-dual-valve-spring","title":"PAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/fnjS0mNNWLU\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eUltimate Control for Drag Racing Valvetrains\u003c\/h2\u003e\u003cp\u003eWhen every millisecond counts, your valvetrain cannot afford to fail. The PAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring is specifically engineered for the rigors of drag racing. This dual-spring configuration offers superior stability and load capacity, allowing for more aggressive camshaft profiles and higher lift without compromising the integrity of your engine.\u003c\/p\u003e\u003ch3\u003eKey Features and Performance Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 1200 Series Drag Race\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Dual Spring configuration for maximum stability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 644 lb\/in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.150 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 1.550 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe dual-spring design provides a redundant safety measure and superior harmonic control compared to single-spring setups. This is essential for high-RPM drag engines that experience rapid acceleration and intense thermal cycles. With a 644 lb\/in spring rate, this component ensures your valves remain seated under extreme pressure, preventing float and power loss. PAC Racing is renowned for their metallurgical excellence, and this 1.550 OD spring is no exception, offering the durability needed to withstand repeated passes down the quarter-mile. Optimize your engine's potential and ensure long-term reliability with high-performance parts sourced from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD — High Performance Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring \\u2014 High-Output Drag Racing\",\"description\":\"Maximize your drag race engine performance with the PAC Racing 1.550 Dual Valve Spring. High 644 lb\/in rate for extreme reliability. Buy at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1225-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\",\"offers\":{\"@type\":\"Offer\",\"price\":\"25.31\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\",\"sku\":\"DHDL_PAC-1225-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring \\u2014 High-Output Drag Racing\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring \\u2014 High-Output Drag Rac fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring \\u2014 High-Output Drag Rac?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366209724500,"sku":"DHDL_PAC-1225-1","price":25.31,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1225-1.jpg?v=1719606679"},{"product_id":"pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1","title":"PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Performance","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eReliable Valvetrain Stability for Circle Track\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring with Damper is a staple for circle track builders who demand consistency. Engineered to handle the sustained high RPMs typical of oval track racing, this spring provides the necessary seat pressure and harmonic suppression to keep your engine running at its peak.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 1200 Series Circle Track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Single Spring with Damper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 540 lb\/in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.115 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 1.260 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe integration of a damper is a key design element, reducing damaging vibrations that can lead to premature spring failure. By maintaining precise valve control, this spring helps ensure that your engine maintains its power curve throughout the entire race. The 1.260 OD size is a common fitment for many performance cylinder heads, making this an ideal choice for engine refreshes or custom builds. PAC Racing utilizes premium materials to ensure that these springs maintain their load characteristics over extended periods of use. Whether you are a weekend warrior or a professional racer, you can rely on the quality and engineering behind these springs. Find all your essential engine components and high-performance valvetrain upgrades right here at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD — High Performance Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 Circle Track Performance\",\"description\":\"Get consistent performance with the PAC Racing 1200 Series 1.260 OD valve spring. Perfect for circle track racing. Order your performance parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1201-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"15.83\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\",\"sku\":\"DHDL_PAC-1201-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 Circle Track Performance\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 Circle Tr fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper \\u2014 Circle Tr?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366210052180,"sku":"DHDL_PAC-1201-1","price":15.83,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1201-1_cee9710f-f516-4a06-9988-88cf4fd8b66a.jpg?v=1719606688"},{"product_id":"pac-racing-springs-1-645-triple-valve-spring-1pk","title":"PAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/jdgZJGFqYdU\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eUnmatched Valvetrain Control for High-Output Engines\u003c\/h2\u003e\u003cp\u003eFor engines pushing the boundaries of performance, the PAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring offers the ultimate in valvetrain control. Designed specifically for the extreme demands of drag racing, this triple-spring setup provides the massive seat and open pressures required to keep valves stable at incredibly high RPMs.\u003c\/p\u003e\u003ch3\u003ePerformance Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 1200 Series Drag Race\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Triple Spring configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 687 lb\/in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.130 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 1.645 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe triple-spring design is the gold standard for high-lift, aggressive camshafts where valve float is a constant threat. By distributing the load across three nested springs, PAC Racing has created a component that is not only incredibly strong but also resistant to the harmonic issues that plague lesser designs. With a 687 lb\/in spring rate, this is a serious component for builders looking to maximize their engine's potential on the strip. The 1.645 OD ensures compatibility with large-bore, high-performance cylinder heads. When you are building an engine that needs to survive the stress of high-boost or high-compression drag racing, don't compromise on your valve springs. Experience the durability and precision that professional engine builders trust by choosing components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD — High Performance Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring \\u2014 Extreme Drag Racing\",\"description\":\"Handle extreme RPMs with the PAC Racing 1.645 Triple Valve Spring. Designed for high-output drag race engines. Shop high-performance parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1248-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\",\"offers\":{\"@type\":\"Offer\",\"price\":\"30.02\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\",\"sku\":\"DHDL_PAC-1248-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring \\u2014 Extreme Drag Racing\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring \\u2014 Extreme Drag Racin fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring \\u2014 Extreme Drag Racin?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366210969684,"sku":"DHDL_PAC-1248-1","price":30.02,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1248-1.jpg?v=1719606720"},{"product_id":"pac-racing-springs-1-025-valve-spring-ovate-beehive","title":"PAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Performance","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eLightweight Efficiency with Beehive Technology\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring represents the pinnacle of valvetrain efficiency. The unique beehive shape, combined with ovate wire technology, significantly reduces the mass of the spring, allowing for higher RPMs and reduced wear on other valvetrain components like lifters and rockers.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e 1200 Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Ovate Beehive Spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 300 lb\/in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.060 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 0.662 in \/ 1.025 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBy shifting the mass away from the valve, the beehive design minimizes the risk of valve float and allows for a more responsive valvetrain. The ovate wire profile provides a more uniform stress distribution compared to standard round wire, resulting in a longer service life and better fatigue resistance. This spring is an excellent choice for street-strip builds and high-performance engines where weight reduction and efficiency are key goals. The 300 lb\/in spring rate offers a perfect balance for many performance applications, ensuring reliable operation without excessive stress on the valvetrain. Upgrade your engine's capabilities with the advanced engineering found in these PAC Racing springs. For all your high-performance engine needs, look no further than the selection available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD — High Performance Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring \\u2014 High-Efficiency Performance\",\"description\":\"Improve valvetrain efficiency with the PAC Racing 1.025 Ovate Beehive Valve Spring. Lightweight and durable for high-RPM engines. Shop at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1233-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.54\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\",\"sku\":\"DHDL_PAC-1233-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring \\u2014 High-Efficiency Performance\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring \\u2014 High-Effici fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring \\u2014 High-Effici?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366211788884,"sku":"DHDL_PAC-1233-1","price":14.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1233-1.jpg?v=1719606755"},{"product_id":"pac-racing-springs-1-300-dual-valve-spring","title":"PAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD — High Performance Drag Racing","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Engineered Performance\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1300 Series 1.300 Dual Valve Spring is engineered for the demands of high-output drag racing engines. Designed to maintain valvetrain stability under extreme RPM and aggressive camshaft profiles, these springs provide the consistent pressure required for competitive performance. With a robust 813 lb\/in spring rate, they minimize valve float and ensure precise timing throughout the power band.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeries: 1300 Drag Race\u003c\/li\u003e\n\u003cli\u003eDesign: Dual Valve Spring\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 1.300 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 813 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.130 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: High-strength alloy\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese springs are the preferred choice for engine builders who refuse to compromise on durability. The dual-spring configuration offers a secondary layer of safety, ensuring that if one spring experiences fatigue, the valvetrain remains controlled. Whether you are building a dedicated track machine or a high-performance street engine, these springs deliver the reliability needed to push your limits. Proper installation is critical to achieving the advertised performance metrics; always check your installed height and clearance to ensure optimal operation. Experience the difference of professional-grade components and elevate your engine's capability with premium hardware from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD \\u2014 High Performance Drag Racing\",\"description\":\"Upgrade your valvetrain with PAC Racing 1300 Series dual valve springs. Engineered for drag racing with 813 lb\/in rate. Shop high-performance parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1335-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\",\"offers\":{\"@type\":\"Offer\",\"price\":\"38.77\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\",\"sku\":\"DHDL_PAC-1335-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD \\u2014 High Performance Drag Racing\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-300-dual-valve-spring\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD \\u2014 High Performance Dra fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1300 Series Dual Valve Spring 1.300 OD \\u2014 High Performance Dra?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366213394516,"sku":"DHDL_PAC-1335-1","price":38.77,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1335-1.jpg?v=1719606800"},{"product_id":"pac-racing-springs-1-307-valve-spring-1pk-ovate-beehive","title":"PAC Racing Springs Ovate Beehive Valve Spring 1.307 OD — Fits GM LS-Series","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eAdvanced Beehive Design for GM LS\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1200 Series Ovate Beehive Valve Spring is the gold standard for GM LS-Series engine upgrades. The unique beehive shape reduces the mass of the valve spring retainer, allowing for higher RPM potential and improved valvetrain stability. By utilizing an ovate wire profile, these springs offer a more efficient stress distribution compared to standard round-wire springs, resulting in increased fatigue life and better performance under load.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeries: 1200 Ovate Beehive\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 0.885 \/ 1.307 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 340 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.100 inches\u003c\/li\u003e\n\u003cli\u003eCompatibility: GM LS-Series Engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDesigned specifically for the LS platform, these springs are the ideal choice for street and strip applications. The reduced mass of the beehive design allows the valvetrain to follow the camshaft profile more accurately, reducing the risk of valve float at high engine speeds. This translates into improved power delivery and enhanced engine responsiveness. Whether you are installing an aftermarket camshaft or simply refreshing your valvetrain, these springs provide the durability and performance you need. Each spring is precision-wound to ensure consistent pressure and long-term reliability. Upgrade your LS engine with the trusted performance of PAC Racing and experience improved valvetrain efficiency. Discover the full range of high-performance engine parts and expert advice at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Ovate Beehive Valve Spring 1.307 OD \\u2014 Fits GM LS-Series\",\"description\":\"Upgrade your GM LS-Series engine with PAC Racing 1200 Series Ovate Beehive springs. High-performance valvetrain control. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1219-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-307-valve-spring-1pk-ovate-beehive\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.54\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-307-valve-spring-1pk-ovate-beehive\",\"sku\":\"DHDL_PAC-1219-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Ovate Beehive Valve Spring 1.307 OD \\u2014 Fits GM LS-Series\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-307-valve-spring-1pk-ovate-beehive\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Ovate Beehive Valve Spring 1.307 OD \\u2014 Fits GM LS-Series fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Ovate Beehive Valve Spring 1.307 OD \\u2014 Fits GM LS-Series?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366214770772,"sku":"DHDL_PAC-1219-1","price":14.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1219-1.jpg?v=1719606850"},{"product_id":"pac-racing-springs-1-514-dual-valve-springs-16","title":"PAC Racing Springs 1300 Series Dual Valve Spring 1.514 OD — Drag Racing Performance","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eEngineered for High-Output Racing\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1300 Series 1.514 Dual Valve Spring is built for racers who demand nothing less than perfection. Designed for high-stress drag racing environments, this dual-spring setup offers an impressive 863 lb\/in spring rate, ensuring your valves remain seated even under the most aggressive cam profiles and high-RPM conditions. The 1.514-inch outer diameter provides a robust foundation for high-performance cylinder heads.\u003c\/p\u003e\u003ch3\u003eKey Technical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeries: 1300 Drag Race\u003c\/li\u003e\n\u003cli\u003eDesign: Dual Valve Spring\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 1.514 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 863 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.160 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: Premium Racing Alloy\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe dual-spring design is essential for modern drag racing, providing a fail-safe mechanism that maintains valvetrain control even during extreme operation. By minimizing harmonics and valve bounce, these springs help you extract every ounce of power from your engine build. The high spring rate is specifically tuned to manage the inertial forces of heavy-duty racing components, making them an essential upgrade for competitive builds. Each spring is manufactured to meet rigorous quality standards, ensuring consistency and reliability when it matters most. Whether you are building a naturally aspirated powerhouse or a forced-induction engine, these springs provide the stability required for consistent track performance. Invest in the best for your valvetrain and see the difference in your engine's longevity and power. Find all your professional racing components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1300 Series Dual Valve Spring 1.514 OD \\u2014 Drag Racing Performance\",\"description\":\"Enhance your engine's performance with PAC Racing 1300 Series dual valve springs. 1.514 OD, 863 lb\/in rate for drag racing. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1332\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-514-dual-valve-springs-16\",\"offers\":{\"@type\":\"Offer\",\"price\":\"38.77\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-514-dual-valve-springs-16\",\"sku\":\"DHDL_PAC-1332\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1300 Series Dual Valve Spring 1.514 OD \\u2014 Drag Racing Performance\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-514-dual-valve-springs-16\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1300 Series Dual Valve Spring 1.514 OD \\u2014 Drag Racing Performa fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1300 Series Dual Valve Spring 1.514 OD \\u2014 Drag Racing Performa?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366215819348,"sku":"DHDL_PAC-1332","price":38.77,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1332.jpg?v=1719606895"},{"product_id":"pac-racing-springs-1-290-valve-springs-ovate-beehive","title":"PAC Racing Springs Ovate Beehive Valve Spring 1.290 OD — Fits GM LS-Series","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/W5hLECjFgT0\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eSuperior Valvetrain Control for LS Engines\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs 1200 Series Ovate Beehive Valve Spring is the premier choice for GM LS-Series performance enthusiasts. Utilizing an advanced ovate wire cross-section, these springs offer a significant performance advantage over traditional round-wire designs. The beehive shape effectively reduces valvetrain mass, which allows for higher RPM limits and faster valve response, ensuring your engine performs at its absolute best.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeries: 1200 Ovate Beehive\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 0.885 \/ 1.290 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 313 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.140 inches\u003c\/li\u003e\n\u003cli\u003eCompatibility: GM LS-Series Engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese springs are engineered to handle the demands of both street performance and track-day use. By reducing the weight of the moving parts in the valvetrain, the beehive design minimizes the energy required to open and close the valves, leading to improved efficiency and reduced wear on camshaft lobes and lifters. The 1.290-inch outer diameter is specifically designed to fit standard LS cylinder head pockets, making this an excellent drop-in upgrade for many popular LS builds. Whether you are performing a camshaft swap or a full valvetrain rebuild, these springs provide the reliability and performance necessary for a high-revving engine. Trust in the quality of PAC Racing to keep your engine running smoothly and powerfully. Explore our extensive selection of performance engine parts and find the perfect fit for your vehicle at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Ovate Beehive Valve Spring 1.290 OD \\u2014 Fits GM LS-Series\",\"description\":\"Upgrade your GM LS-Series valvetrain with PAC Racing 1200 Series Ovate Beehive springs. 1.290 OD for superior performance. Shop at GGCRACING today.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1218-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-290-valve-springs-ovate-beehive\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.54\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-290-valve-springs-ovate-beehive\",\"sku\":\"DHDL_PAC-1218-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Ovate Beehive Valve Spring 1.290 OD \\u2014 Fits GM LS-Series\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-290-valve-springs-ovate-beehive\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Ovate Beehive Valve Spring 1.290 OD \\u2014 Fits GM LS-Series fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Ovate Beehive Valve Spring 1.290 OD \\u2014 Fits GM LS-Series?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366216966228,"sku":"DHDL_PAC-1218-1","price":14.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1218-1.jpg?v=1719606946"},{"product_id":"pac-racing-springs-1-061-ovate-beehive-valve-spring-set","title":"PAC Racing Springs 1.061 Ovate Beehive Valve Spring Set — Fits GM LS-Series Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Valvetrain Stability with PAC Racing\u003c\/h2\u003e\u003cp\u003eUnlock superior RPM potential in your GM LS-Series engine with the PAC Racing 1.061 Ovate Beehive Valve Spring Set. Engineered for enthusiasts who demand reliability and performance, these springs utilize advanced ovate wire technology to reduce mass while maintaining exceptional spring rates. By minimizing valvetrain harmonics, these springs allow for higher engine speeds without the risk of valve float.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpring Type: Ovate Beehive\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 275 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.013 in\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 1.061 in\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 16 springs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe beehive design is specifically optimized for LS-series cylinder heads, offering a drop-in solution that provides better clearance and reduced stress on your valvetrain components. Whether you are building a street-strip monster or a dedicated track machine, these springs ensure your engine stays stable under load. The high-quality material construction resists fatigue, ensuring long-term durability even under aggressive camshaft profiles. Experience the difference that precision-engineered springs make in your engine's response and overall power delivery. Find these high-performance valve springs and more at GGCRACING.\n\u003c\/p\u003e\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.061 Ovate Beehive Valve Spring Set \\u2014 Fits GM LS-Series Engines\",\"description\":\"Upgrade your GM LS-Series engine with PAC Racing 1.061 Ovate Beehive Valve Springs. High-performance valvetrain stability for your build. Shop now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1214X\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-061-ovate-beehive-valve-spring-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"295.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-061-ovate-beehive-valve-spring-set\",\"sku\":\"DHDL_PAC-1214X\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.061 Ovate Beehive Valve Spring Set \\u2014 Fits GM LS-Series Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-061-ovate-beehive-valve-spring-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.061 Ovate Beehive Valve Spring Set \\u2014 Fits GM LS-Series Engi fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.061 Ovate Beehive Valve Spring Set \\u2014 Fits GM LS-Series Engi?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366222962772,"sku":"DHDL_PAC-1214X","price":295.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1214X.jpg?v=1719607161"},{"product_id":"pac-racing-springs-1-550-dual-valve-springs-19","title":"PAC Racing Springs 1.550 Dual Valve Spring — Fits Circle Track Racing Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eProfessional Grade 1200 Series Dual Valve Springs\u003c\/h2\u003e\u003cp\u003eDominate the track with the PAC Racing 1200 Series 1.550 Dual Valve Spring. Designed specifically for the rigors of circle track racing, this dual-spring configuration offers the structural integrity required for high-stress environments. The dual-spring design provides a safety redundancy and superior dampening characteristics, ensuring your valvetrain remains stable throughout the entire RPM range of your race engine.\u003c\/p\u003e\u003ch3\u003eKey Features and Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpring Type: Dual Valve Spring\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 550 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.150 in\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 1.550 in\u003c\/li\u003e\n\u003cli\u003eApplication: Circle Track Racing\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBuilt from premium materials to withstand extreme heat and high-frequency cycling, these springs are the choice of professional engine builders. The 550 lb\/in spring rate ensures that your valves seat properly and maintain timing accuracy, even during prolonged endurance events. By choosing PAC Racing, you are investing in technology that has been proven on the most demanding tracks across the country. Whether you are performing a routine valvetrain refresh or building a new engine from the ground up, these springs provide the consistency you need to cross the finish line first. Upgrade your racing setup with high-quality components from GGCRACING.\n\u003c\/p\u003e\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.550 Dual Valve Spring \\u2014 Fits Circle Track Racing Engines\",\"description\":\"Maximize your circle track engine performance with the PAC 1200 Series 1.550 Dual Valve Spring. Durable, high-rate design for racing. Buy yours at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1243\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-springs-19\",\"offers\":{\"@type\":\"Offer\",\"price\":\"25.31\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-springs-19\",\"sku\":\"DHDL_PAC-1243\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.550 Dual Valve Spring \\u2014 Fits Circle Track Racing Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-springs-19\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.550 Dual Valve Spring \\u2014 Fits Circle Track Racing Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.550 Dual Valve Spring \\u2014 Fits Circle Track Racing Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366224109652,"sku":"DHDL_PAC-1243","price":25.31,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1243.jpg?v=1719607191"},{"product_id":"pac-racing-springs-1-645-triple-valve-spring-1","title":"PAC Racing Springs 1.645 Triple Valve Spring — Fits Drag Race Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/jdgZJGFqYdU\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eExtreme Performance for Drag Racing\u003c\/h2\u003e\u003cp\u003eWhen every millisecond counts, you need the absolute best in valvetrain control. The PAC Racing 1300 Series 1.645 Triple Valve Spring is engineered for high-horsepower drag racing applications where aggressive camshaft profiles and high lift are the standard. This triple-spring design offers unparalleled stability, preventing valve bounce and ensuring your engine maintains peak efficiency at the top end of the track.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpring Type: Triple Valve Spring\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 689 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.130 in\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 1.645 in\u003c\/li\u003e\n\u003cli\u003eApplication: Drag Racing\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 689 lb\/in spring rate provides the necessary seat pressure to keep valves closed under extreme cylinder pressures, allowing you to push your engine to its limits. Designed for durability and performance, these springs are manufactured using proprietary heat-treating processes that maximize fatigue life. The triple-spring configuration provides a robust dampening effect, reducing the risk of harmonic resonance that can lead to catastrophic failure in high-RPM builds. If you are serious about your drag racing program, these springs are an essential upgrade for your cylinder head assembly. Ensure your engine is ready for the next pass with precision parts from GGCRACING.\n\u003c\/p\u003e\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.645 Triple Valve Spring \\u2014 Fits Drag Race Engines\",\"description\":\"Get extreme valvetrain control with the PAC Racing 1300 Series 1.645 Triple Valve Spring. Built for high-horsepower drag racing. Order now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1349-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"36.35\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1\",\"sku\":\"DHDL_PAC-1349-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.645 Triple Valve Spring \\u2014 Fits Drag Race Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.645 Triple Valve Spring \\u2014 Fits Drag Race Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.645 Triple Valve Spring \\u2014 Fits Drag Race Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366225682516,"sku":"DHDL_PAC-1349-1","price":36.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1349-1.jpg?v=1719607260"},{"product_id":"pac-racing-springs-1-514-nitrided-dual-valve-spring-1pk","title":"PAC Racing Springs 1.514 Dual Valve Spring Nitrided — Fits Performance Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eNitrided Durability for High-Performance Builds\u003c\/h2\u003e\u003cp\u003eThe PAC Racing 1500 Series 1.514 Dual Valve Spring is designed for builders who refuse to compromise on quality. Featuring a specialized nitrided finish, these springs offer enhanced surface hardness and superior resistance to wear and fatigue. This makes them an ideal choice for high-performance street and track engines that require consistent spring pressure over an extended service life.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpring Type: Dual Valve Spring\u003c\/li\u003e\n\u003cli\u003eTreatment: Nitrided\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 483 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.160 in\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 1.514 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe dual-spring design ensures that you have the necessary load to control your valvetrain while maintaining a compact footprint. The nitriding process significantly improves the fatigue life of the spring wire, allowing it to handle the stresses of high-RPM operation and aggressive camshaft lift profiles. By minimizing internal friction and wear, these springs help maintain optimal valve timing and engine performance throughout your build's lifespan. Whether you are upgrading a classic muscle car or a modern performance engine, these springs provide the reliability you need to drive with confidence. Discover the full range of premium valvetrain components available at GGCRACING.\n\u003c\/p\u003e\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.514 Dual Valve Spring Nitrided \\u2014 Fits Performance Engines\",\"description\":\"Enhance your engine's reliability with the PAC Racing 1500 Series 1.514 Nitrided Dual Valve Spring. Superior strength and wear resistance. Shop GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1561-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-514-nitrided-dual-valve-spring-1pk\",\"offers\":{\"@type\":\"Offer\",\"price\":\"40.38\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-514-nitrided-dual-valve-spring-1pk\",\"sku\":\"DHDL_PAC-1561-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.514 Dual Valve Spring Nitrided \\u2014 Fits Performance Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-514-nitrided-dual-valve-spring-1pk\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.514 Dual Valve Spring Nitrided \\u2014 Fits Performance Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.514 Dual Valve Spring Nitrided \\u2014 Fits Performance Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366227910740,"sku":"DHDL_PAC-1561-1","price":40.38,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1561-1.jpg?v=1719607345"},{"product_id":"pac-racing-springs-shim-kit-1-250-dia","title":"PAC Racing Springs Shim Kit 1.250 Dia. — Fits Various Cylinder Heads","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Valvetrain Setup with PAC Shim Kits\u003c\/h2\u003e\u003cp\u003eAchieving the perfect installed height is critical for any valvetrain build. The PAC Racing 1.250 Diameter Valve Spring Shim Kit provides the precision tools you need to dial in your spring pressures and ensure consistent valve operation. This comprehensive kit includes a variety of shim thicknesses, allowing you to fine-tune your setup for optimal performance and longevity.\u003c\/p\u003e\u003ch3\u003eKit Contents and Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eShim Type: Valve Spring Shim\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 1.250 in\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 0.570 in\u003c\/li\u003e\n\u003cli\u003eMaterial: High-Strength Steel\u003c\/li\u003e\n\u003cli\u003eIncluded Thicknesses: 0.015, 0.020, 0.030, 0.050 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUsing the correct shims is essential for compensating for machining variances in cylinder heads or when using different valve retainers. These high-quality steel shims are designed to withstand the heat and pressure of the valvetrain environment without deforming or failing. By providing a stable base for your valve springs, these shims help prevent spring movement and ensure that your installed height remains within your engine builder's specifications. Whether you are a professional engine builder or a DIY enthusiast, having a versatile shim kit on hand is a must for any successful valvetrain installation. Ensure your engine is built to spec with professional-grade components from GGCRACING.\n\u003c\/p\u003e\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Shim Kit 1.250 Dia. \\u2014 Fits Various Cylinder Heads\",\"description\":\"Perfect your valvetrain setup with the PAC Racing 1.250 Diameter Valve Spring Shim Kit. Includes multiple thicknesses for precise installation. Shop GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS93\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-250-dia\",\"offers\":{\"@type\":\"Offer\",\"price\":\"154.39\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-250-dia\",\"sku\":\"DHDL_PAC-KS93\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Shim Kit 1.250 Dia. \\u2014 Fits Various Cylinder Heads\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-250-dia\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Shim Kit 1.250 Dia. \\u2014 Fits Various Cylinder Heads fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Shim Kit 1.250 Dia. \\u2014 Fits Various Cylinder Heads?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366228861012,"sku":"DHDL_PAC-KS93","price":154.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS93.jpg?v=1719607379"},{"product_id":"pac-racing-springs-1-564-dual-valve-springs-16","title":"PAC Racing Springs 1300 Series 1.564 Dual Valve Springs — Set of 16 High Performance","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Engineered PAC 1300 Series Dual Valve Springs\u003c\/h2\u003e\u003cp\u003eWhen building a high-performance engine, valvetrain stability is non-negotiable. The PAC Racing 1300 Series 1.564 Dual Valve Springs are engineered to provide superior harmonic control and durability for demanding racing applications. These springs are designed to handle aggressive cam profiles while maintaining consistent seat pressure, ensuring your engine performs at its peak under extreme RPM conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesign: Dual Valve Spring\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 1.564 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 513 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.150 inches\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 16 springs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConstructed from premium materials, these springs minimize fatigue and prevent valve float, which is critical for protecting your engine internals during high-load scenarios. Whether you are running a street-strip machine or a dedicated track car, the PAC-1386 set delivers the reliability required to push your build further. Their robust design ensures they can withstand the heat and stress of sustained high-RPM operation, making them a top choice for professional engine builders. Trust your valvetrain components to the experts at GGCRACING for your next project.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1300 Series 1.564 Dual Valve Springs \\u2014 Set of 16 High Performance\",\"description\":\"Upgrade your valvetrain with PAC Racing 1.564 dual valve springs. Featuring a 513 lb\/in rate for maximum reliability. Shop the 1300 series at GGCRACING today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1386\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-564-dual-valve-springs-16\",\"offers\":{\"@type\":\"Offer\",\"price\":\"576.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-564-dual-valve-springs-16\",\"sku\":\"DHDL_PAC-1386\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1300 Series 1.564 Dual Valve Springs \\u2014 Set of 16 High Performance\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-564-dual-valve-springs-16\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1300 Series 1.564 Dual Valve Springs \\u2014 Set of 16 High Perform fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1300 Series 1.564 Dual Valve Springs \\u2014 Set of 16 High Perform?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366230532180,"sku":"DHDL_PAC-1386","price":576.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1386.jpg?v=1719607452"},{"product_id":"pac-racing-springs-hr-valve-spring-kits-dual-gm-ls","title":"PAC Racing Springs HR Dual Valve Spring Kit — Fits GM LS-Series Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eComplete Valvetrain Solution for GM LS Engines\u003c\/h2\u003e\u003cp\u003eThe PAC Racing HR Dual Valve Spring Kit is the ultimate upgrade for GM LS-series enthusiasts looking to enhance valvetrain stability. This comprehensive kit is designed to eliminate the guesswork, providing all the necessary components to ensure a seamless installation and reliable performance. By upgrading to this dual spring setup, you gain the necessary pressure to support higher lift camshafts while maintaining the longevity of your cylinder head components.\u003c\/p\u003e\u003ch3\u003eKit Includes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual Valve Springs\u003c\/li\u003e\n\u003cli\u003eChromoly Retainers\u003c\/li\u003e\n\u003cli\u003eValve Locks\u003c\/li\u003e\n\u003cli\u003eViton Valve Seals\u003c\/li\u003e\n\u003cli\u003eSteel Spring Seats\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWith a spring rate of 392 lb\/in and a 1.304-inch outer diameter, this kit is specifically tuned for the unique demands of the LS platform. The inclusion of high-quality chromoly retainers and Viton seals ensures that your valvetrain remains sealed and stable even under high-heat conditions. This kit is perfect for street performance or mild racing applications where durability and consistency are paramount. Experience the difference of a matched component set that reduces harmonic resonance and improves overall engine efficiency. Find all your essential LS performance upgrades at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines\",\"description\":\"Complete your GM LS build with the PAC Racing HR Dual Valve Spring Kit. Includes retainers, locks, and seals for a perfect fit. Order from GGCRACING now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS16\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-dual-gm-ls\",\"offers\":{\"@type\":\"Offer\",\"price\":\"525.16\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-dual-gm-ls\",\"sku\":\"DHDL_PAC-KS16\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-dual-gm-ls\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366230728788,"sku":"DHDL_PAC-KS16","price":525.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS16.jpg?v=1719607460"},{"product_id":"pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove","title":"PAC Racing Springs 7-Degree Valve Lock Set — 7mm Radius Groove","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/P7qvQIZlzFQ\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision 7-Degree Valve Locks for High-Performance Builds\u003c\/h2\u003e\u003cp\u003eEnsure your valvetrain stays locked in place with the PAC Racing 7-Degree Valve Lock Set. These precision-machined locks are specifically designed for 7mm valve stems featuring a 3-radius groove configuration. When building a high-performance engine, every detail matters, and using high-quality locks is essential to prevent valve drop and ensure the integrity of your cylinder head assembly.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAngle: 7 Degree\u003c\/li\u003e\n\u003cli\u003eStem Diameter: 7 mm\u003c\/li\u003e\n\u003cli\u003eGroove Type: 3 Radius Groove\u003c\/li\u003e\n\u003cli\u003eHeight Adjustment: +0.050 inch\u003c\/li\u003e\n\u003cli\u003eMaterial: High-Strength Steel\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 32\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe +0.050-inch height design allows for fine-tuning of installed spring height, which is a common requirement when using aftermarket camshafts or different spring setups. Crafted from durable steel with a natural finish, these locks offer the strength and reliability needed for high-RPM operation. Whether you are performing a routine rebuild or a full race-spec engine overhaul, these locks provide the peace of mind that your valves are secure. Rely on the precision engineering of PAC Racing for your critical valvetrain components. Shop these and other high-performance parts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 7-Degree Valve Lock Set \\u2014 7mm Radius Groove\",\"description\":\"Secure your valvetrain with PAC Racing 7-degree valve locks. Designed for 7mm stems with 3-radius grooves. Get precision parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8088\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove\",\"offers\":{\"@type\":\"Offer\",\"price\":\"88.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove\",\"sku\":\"DHDL_PAC-L8088\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 7-Degree Valve Lock Set \\u2014 7mm Radius Groove\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 7-Degree Valve Lock Set \\u2014 7mm Radius Groove fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 7-Degree Valve Lock Set \\u2014 7mm Radius Groove?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366234628180,"sku":"DHDL_PAC-L8088","price":88.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/0_pacpac-l8088-16_normalized.jpg?v=1791576867"},{"product_id":"pac-racing-springs-1-710-triple-valve-springs-16","title":"PAC Racing Springs 1300 Series 1.710 Triple Valve Springs — Set of 16","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eExtreme Duty Triple Valve Springs for Professional Racing\u003c\/h2\u003e\u003cp\u003eThe PAC Racing 1300 Series 1.710 Triple Valve Springs are designed for the most demanding racing environments where extreme RPM and aggressive camshaft profiles are the norm. These triple-spring assemblies provide exceptional stability and harmonic control, preventing valve float and ensuring your engine maintains power throughout the entire RPM band. If you are building a high-output engine that sees heavy track time, these springs are the gold standard for reliability.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesign: Triple Valve Spring\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 1.710 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 896 lb\/in\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 1.140 inches\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 16\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWith an impressive 896 lb\/in spring rate, these springs are built to handle the heavy-duty demands of professional drag racing, circle track, and high-boost applications. The triple-spring design offers a redundant safety layer, ensuring that even under extreme stress, your valvetrain remains controlled and precise. These springs are engineered to resist heat-induced fatigue, allowing for consistent performance from the first lap to the last. When you need to push your engine to the absolute limit, trust the superior engineering found in the PAC-1366H series. Upgrade your racing engine with high-performance components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1300 Series 1.710 Triple Valve Springs \\u2014 Set of 16\",\"description\":\"Maximize engine RPM with PAC Racing 1.710 triple valve springs. 896 lb\/in rate for extreme racing applications. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1366H\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-710-triple-valve-springs-16\",\"offers\":{\"@type\":\"Offer\",\"price\":\"600.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-710-triple-valve-springs-16\",\"sku\":\"DHDL_PAC-1366H\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1300 Series 1.710 Triple Valve Springs \\u2014 Set of 16\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-710-triple-valve-springs-16\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1300 Series 1.710 Triple Valve Springs \\u2014 Set of 16 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1300 Series 1.710 Triple Valve Springs \\u2014 Set of 16?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366235807828,"sku":"DHDL_PAC-1366H","price":600.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1366H.jpg?v=1719607591"},{"product_id":"pac-racing-springs-hr-valve-spring-kits-dual-gm-ls-1","title":"PAC Racing Springs HR Dual Valve Spring Kit — Fits GM LS-Series Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePerformance Dual Valve Spring Kit for GM LS\u003c\/h2\u003e\u003cp\u003eThe PAC Racing HR Dual Valve Spring Kit is specifically curated for GM LS-series engines, offering a balanced approach to performance and reliability. This kit provides a comprehensive upgrade to your factory valvetrain, ensuring that your engine can handle increased lift and RPM without compromising durability. By utilizing a dual spring design, this kit offers superior control over the valve movement, which is essential for maximizing the potential of your LS engine.\u003c\/p\u003e\u003ch3\u003eKit Components\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual Valve Springs\u003c\/li\u003e\n\u003cli\u003eChromoly Retainers\u003c\/li\u003e\n\u003cli\u003eValve Locks\u003c\/li\u003e\n\u003cli\u003eViton Valve Seals\u003c\/li\u003e\n\u003cli\u003eSteel Spring Seats\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFeaturing a 370 lb\/in spring rate and a 1.290-inch outer diameter, this kit is perfectly suited for street-performance builds and mild racing setups. The inclusion of high-quality chromoly retainers and steel seats ensures that the springs remain properly seated and aligned during operation, while the Viton seals prevent oil consumption and maintain proper combustion chamber integrity. This kit simplifies your build process by providing all the necessary hardware in one convenient package, saving you time and ensuring component compatibility. Whether you are upgrading your daily driver or a weekend warrior, this kit delivers the performance you expect from PAC Racing. Find your next performance upgrade at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines\",\"description\":\"Upgrade your GM LS valvetrain with the PAC Racing HR Dual Valve Spring Kit. Includes all hardware for a complete install. Shop at GGCRACING today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS15\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-dual-gm-ls-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"483.84\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-dual-gm-ls-1\",\"sku\":\"DHDL_PAC-KS15\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-dual-gm-ls-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs HR Dual Valve Spring Kit \\u2014 Fits GM LS-Series Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366235938900,"sku":"DHDL_PAC-KS15","price":483.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS15.jpg?v=1719607599"},{"product_id":"pac-racing-springs-8mm-valve-lock-set-10-degreee-steel-050","title":"PAC Racing Springs 8mm Valve Lock Set 10 Degree Steel +.050 — Performance Valvetrain Components","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/FgRC3Idl96w\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Engineered PAC Racing Springs 8mm Valve Locks\u003c\/h2\u003e\u003cp\u003eEnsure maximum reliability for your high-performance engine with the PAC Racing Springs 8mm Valve Lock Set. Designed for demanding racing environments, these 10-degree steel locks provide the structural integrity required to keep your valvetrain secure under extreme RPMs. Featuring a precision +.050 height adjustment, these locks allow for fine-tuning of your spring installed height, ensuring optimal valve control and preventing premature wear.\u003c\/p\u003e\u003ch3\u003eKey Features and Technical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e 10-Degree taper for superior grip and security.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength steel with black oxide coating for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for 8mm valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustment:\u003c\/strong\u003e +.050 inch height offset for precise valvetrain geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Complete set of 32 locks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are building a street-strip machine or a dedicated track car, these valve locks offer the peace of mind that comes with professional-grade components. The robust steel construction resists deformation, ensuring your valve spring retainers stay locked in place even during aggressive camshaft profiles. Proper valvetrain geometry is the secret to consistent performance and engine longevity. By utilizing these PAC Racing components, you are investing in the stability of your cylinder head assembly. For all your high-performance engine needs, trust the selection available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 8mm Valve Lock Set 10 Degree Steel +.050 \\u2014 Performance Valvetrain Components\",\"description\":\"Upgrade your valvetrain with PAC Racing Springs 8mm 10-degree steel valve locks. Precision-engineered for +.050 height. Shop premium engine parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8160\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-8mm-valve-lock-set-10-degreee-steel-050\",\"offers\":{\"@type\":\"Offer\",\"price\":\"88.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-8mm-valve-lock-set-10-degreee-steel-050\",\"sku\":\"DHDL_PAC-L8160\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 8mm Valve Lock Set 10 Degree Steel +.050 \\u2014 Performance Valvetrain Components\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-8mm-valve-lock-set-10-degreee-steel-050\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 8mm Valve Lock Set 10 Degree Steel +.050 \\u2014 Performance Valvet fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 8mm Valve Lock Set 10 Degree Steel +.050 \\u2014 Performance Valvet?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366236463188,"sku":"DHDL_PAC-L8160","price":88.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-L8160.jpg?v=1742698116"},{"product_id":"pac-racing-springs-valve-spring-hr-series-1","title":"PAC Racing Springs HR Series Valve Spring 1.540 OD — High Performance Valvetrain","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePAC Racing Springs HR Series: Reliability Meets Performance\u003c\/h2\u003e\u003cp\u003eThe PAC Racing Springs HR Series Valve Spring is the gold standard for enthusiasts demanding consistent performance and durability. Engineered as a dual spring with an integrated damper, this unit is built to handle the rigors of high-performance street and track applications. With a 1.540-inch outer diameter and a precise 431 lb\/in spring rate, it provides the necessary control to prevent valve float in high-revving engines.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Hot Rod (HR) Series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Dual Spring with Damper.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 431 lb\/in for consistent pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.125 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 1.540 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e High-performance street and racing engines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe HR Series is designed to maintain seat pressure and open pressure over extended service intervals, making it an ideal choice for performance camshaft upgrades. The dual spring design offers a safety net, ensuring that even under extreme conditions, your valvetrain remains stable and responsive. Proper spring selection is critical to engine longevity; these springs are manufactured using advanced metallurgical processes to resist fatigue and heat-related degradation. Whether you are refreshing your engine or performing a top-end build, PAC Racing Springs provides the technical edge you need to stay ahead of the competition. Find your next performance upgrade today at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs HR Series Valve Spring 1.540 OD \\u2014 High Performance Valvetrain\",\"description\":\"Enhance engine performance with the PAC Racing Springs HR Series dual valve spring. 1.540 OD and 431 lb\/in rate. Buy quality valvetrain parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1924-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"16.56\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1\",\"sku\":\"DHDL_PAC-1924-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs HR Series Valve Spring 1.540 OD \\u2014 High Performance Valvetrain\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs HR Series Valve Spring 1.540 OD \\u2014 High Performance Valvetrain fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs HR Series Valve Spring 1.540 OD \\u2014 High Performance Valvetrain?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366237478996,"sku":"DHDL_PAC-1924-1","price":16.56,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1924-1.jpg?v=1719607657"},{"product_id":"pac-racing-springs-mini-8-7mm-ti-valve-lock-set","title":"PAC Racing Springs Mini 8 7mm Titanium Valve Lock Set — Precision Valvetrain","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eLightweight Titanium Performance: PAC Racing 7mm Valve Locks\u003c\/h2\u003e\u003cp\u003eUnlock higher RPM potential by reducing reciprocating mass with the PAC Racing Springs Mini 8 Titanium Valve Lock Set. These 8-degree locks are engineered for 7mm valve stems and feature a -.050 height reduction, allowing for precise valvetrain geometry adjustments. Titanium construction offers an exceptional strength-to-weight ratio, making these the preferred choice for professional engine builders looking to minimize valvetrain inertia.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aerospace-grade Titanium for maximum weight savings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDegree:\u003c\/strong\u003e 8-degree taper for optimized retention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStem Size:\u003c\/strong\u003e Precision fit for 7mm valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e -.050 inch adjustment for custom installed heights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Set of 32 premium locks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn high-performance engines, every gram counts. By replacing heavy steel locks with these titanium units, you significantly decrease the mass of the valve assembly, which helps prevent valve bounce and allows for more aggressive camshaft profiles. These locks are designed to withstand the intense heat and mechanical stress of racing environments while maintaining their shape and integrity. The natural finish highlights the premium material quality, ensuring you are installing the best components in your cylinder head. If you are looking to optimize your engine for track-day dominance or professional competition, these titanium locks are an essential upgrade. Discover more high-end valvetrain solutions at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Mini 8 7mm Titanium Valve Lock Set \\u2014 Precision Valvetrain\",\"description\":\"Reduce valvetrain mass with PAC Racing Springs 7mm Titanium Valve Locks. 8-degree, -.050 height for maximum performance. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8140\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-mini-8-7mm-ti-valve-lock-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"204.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-mini-8-7mm-ti-valve-lock-set\",\"sku\":\"DHDL_PAC-L8140\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Mini 8 7mm Titanium Valve Lock Set \\u2014 Precision Valvetrain\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-mini-8-7mm-ti-valve-lock-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Mini 8 7mm Titanium Valve Lock Set \\u2014 Precision Valvetrain fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Mini 8 7mm Titanium Valve Lock Set \\u2014 Precision Valvetrain?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366239543380,"sku":"DHDL_PAC-L8140","price":204.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/0_pacpac-l8140-16_normalized.jpg?v=1791577704"},{"product_id":"pac-racing-springs-throttle-springs-2-500-long-heavy-tension","title":"PAC Racing Springs Throttle Return Spring 2.500 Heavy Tension — Universal Fit","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eReliable Throttle Control with PAC Racing Springs\u003c\/h2\u003e\u003cp\u003eSafety and responsiveness are paramount in any performance vehicle. The PAC Racing Springs Throttle Return Spring provides the consistent tension required to ensure your throttle linkage returns to the idle position reliably every time. With a 2.500-inch free length and heavy-duty tension, this spring is built to withstand the vibration and heat found in high-performance engine bays.\u003c\/p\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Throttle Return Spring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 2.500 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension:\u003c\/strong\u003e Heavy-duty for positive return.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality steel with natural finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Universal fit for various throttle linkage setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eA sticky or slow-returning throttle is not just a performance hindrance; it is a significant safety risk. PAC Racing Springs utilizes high-grade steel to ensure that the spring maintains its tension over thousands of cycles, preventing the fatigue common in inferior aftermarket parts. The 2.500-inch length is versatile, making it an excellent choice for custom carburetor setups, fuel injection linkages, or racing throttle assemblies. Whether you are restoring a classic muscle car or tuning a modern race engine, having a robust return spring is a simple yet critical step in your build process. Trust in the quality of PAC Racing components for your throttle system needs. Get your engine components delivered fast from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Throttle Return Spring 2.500 Heavy Tension \\u2014 Universal Fit\",\"description\":\"Ensure safe throttle operation with PAC Racing Springs 2.500-inch heavy tension return spring. 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Order yours at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-3003\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-2-500-long-heavy-tension\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.64\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-2-500-long-heavy-tension\",\"sku\":\"DHDL_PAC-3003\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Throttle Return Spring 2.500 Heavy Tension \\u2014 Universal Fit\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-2-500-long-heavy-tension\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Throttle Return Spring 2.500 Heavy Tension \\u2014 Universal Fit fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Throttle Return Spring 2.500 Heavy Tension \\u2014 Universal Fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366241509460,"sku":"DHDL_PAC-3003","price":5.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-3003.jpg?v=1719607823"},{"product_id":"pac-racing-springs-throttle-springs-3-750-long-medium-tension","title":"PAC Racing Springs Throttle Return Spring 3.750 Medium Tension — Universal Fit","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSmooth and Responsive Throttle Action\u003c\/h2\u003e\u003cp\u003eAchieve the perfect pedal feel with the PAC Racing Springs 3.750-inch Throttle Return Spring. Designed for applications requiring medium tension, this spring ensures your throttle linkage operates smoothly and returns to the closed position with precision. Its 3.750-inch free length offers the flexibility needed for various custom mounting configurations in both street and race vehicles.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Throttle Return Spring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 3.750 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension:\u003c\/strong\u003e Medium tension for balanced pedal effort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Durable steel with natural finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatility:\u003c\/strong\u003e Ideal for custom linkages and throttle bodies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEngineered for longevity, this spring is constructed from premium steel to resist the harsh conditions of the engine bay, including extreme temperatures and constant vibration. A properly functioning throttle return system is essential for engine safety and driver control. By choosing PAC Racing Springs, you are selecting a component that has been tested for consistent performance. The medium tension profile is specifically designed for setups where a heavy spring might cause excessive pedal fatigue, providing a balanced feel that is perfect for long-distance driving or endurance racing. Upgrade your throttle linkage today with a component that delivers reliability and consistent performance. Find all your essential engine parts and accessories at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Throttle Return Spring 3.750 Medium Tension \\u2014 Universal Fit\",\"description\":\"Maintain smooth throttle operation with the PAC Racing 3.750-inch medium tension return spring. Durable and reliable. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-3005\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-3-750-long-medium-tension\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.64\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-3-750-long-medium-tension\",\"sku\":\"DHDL_PAC-3005\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Throttle Return Spring 3.750 Medium Tension \\u2014 Universal Fit\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-3-750-long-medium-tension\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Throttle Return Spring 3.750 Medium Tension \\u2014 Universal Fit fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Throttle Return Spring 3.750 Medium Tension \\u2014 Universal Fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366241706068,"sku":"DHDL_PAC-3005","price":5.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-3005.jpg?v=1719607832"},{"product_id":"pac-racing-springs-11-32-valve-lock-1pk-10-degree-steel","title":"PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Engineered PAC Racing Valve Locks\u003c\/h2\u003e\u003cp\u003eWhen building a high-performance engine, valvetrain stability is non-negotiable. The PAC Racing 11\/32 Valve Lock is engineered for enthusiasts who demand reliability at high RPMs. These 10-degree steel locks are manufactured to exacting tolerances, ensuring a secure fit between your valve stem and retainer. Featuring a .050-inch less height design, these locks provide the flexibility needed to fine-tune your valve spring installed height, allowing for optimal pressure adjustments without the need for additional shims.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Degree Taper:\u003c\/strong\u003e Provides superior locking force compared to standard angles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Steel Construction:\u003c\/strong\u003e Black oxide finish for enhanced corrosion resistance and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e.050 Less Height:\u003c\/strong\u003e Ideal for correcting installed height issues or fine-tuning spring seat pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11\/32 Inch Fitment:\u003c\/strong\u003e Precision machined for standard 11\/32 valve stems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are performing a street-strip build or a dedicated race engine refresh, these valve locks offer the peace of mind that comes with professional-grade components. Their robust steel construction ensures they handle the rigors of aggressive camshaft profiles and high-lift applications. Don't let a weak link in your valvetrain compromise your performance. Trust the quality of PAC Racing components available through GGCRACING to keep your engine running at its peak potential.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height\",\"description\":\"Upgrade your valvetrain with PAC Racing 11\/32 10-degree steel valve locks. Designed for .050 less height for precise spring pressure. Order at GGCRACING today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8025\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-1pk-10-degree-steel\",\"offers\":{\"@type\":\"Offer\",\"price\":\"6.14\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-1pk-10-degree-steel\",\"sku\":\"DHDL_PAC-L8025\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-1pk-10-degree-steel\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366242197588,"sku":"DHDL_PAC-L8025","price":6.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-L8025-1.jpg?v=1719607840"},{"product_id":"pac-racing-springs-8mm-valve-lock-set-7-degree-steel","title":"PAC Racing Springs 8mm Valve Lock Set 7 Degree Steel — Standard Height","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eReliable 8mm Valve Lock Sets for High-Performance Engines\u003c\/h2\u003e\u003cp\u003eEnsure your valvetrain remains secure under extreme conditions with the PAC Racing 8mm Valve Lock Set. This comprehensive kit includes 32 pieces, making it the perfect choice for complete cylinder head rebuilds or high-performance engine assembly. Engineered with a 7-degree taper, these locks provide a tight, reliable grip on 8mm valve stems, preventing retainer movement during high-RPM operation.\u003c\/p\u003e\u003ch3\u003eWhy Choose PAC Racing Locks?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet of 32:\u003c\/strong\u003e Perfect for dual-head applications or complete engine rebuilds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Degree Angle:\u003c\/strong\u003e Industry-standard taper for maximum compatibility with aftermarket retainers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Height:\u003c\/strong\u003e Engineered for factory-spec installed heights for easy installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Oxide Finish:\u003c\/strong\u003e Added protection against wear and environmental corrosion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe strength of your valvetrain is only as good as its smallest component. These steel locks are forged to withstand the intense harmonic vibrations and mechanical stresses found in modern performance engines. By choosing PAC Racing, you are investing in components that have been tested in the most demanding racing environments. Whether you are upgrading a daily driver or building a competitive track machine, these locks provide the consistency required for reliable performance. Equip your engine with the best hardware from GGCRACING and experience the difference that quality engineering makes in your build.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 8mm Valve Lock Set 7 Degree Steel \\u2014 Standard Height\",\"description\":\"Complete your valvetrain build with this set of 32 PAC Racing 8mm 7-degree steel valve locks. Precision fit for standard height. Shop GGCRACING now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8113\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-8mm-valve-lock-set-7-degree-steel\",\"offers\":{\"@type\":\"Offer\",\"price\":\"88.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-8mm-valve-lock-set-7-degree-steel\",\"sku\":\"DHDL_PAC-L8113\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 8mm Valve Lock Set 7 Degree Steel \\u2014 Standard Height\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-8mm-valve-lock-set-7-degree-steel\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 8mm Valve Lock Set 7 Degree Steel \\u2014 Standard Height fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 8mm Valve Lock Set 7 Degree Steel \\u2014 Standard Height?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366242525268,"sku":"DHDL_PAC-L8113","price":88.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-L8113.jpg?v=1719607855"},{"product_id":"pac-racing-springs-11-32-valve-lock-set-10-degree-steel-1","title":"PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eProfessional Grade 11\/32 Valve Locks\u003c\/h2\u003e\u003cp\u003eAchieving the perfect valve spring installed height is critical for engine longevity and performance. The PAC Racing 11\/32 Valve Lock is designed to provide engine builders with the precision needed for advanced valvetrain setups. Featuring a 10-degree taper, these locks offer increased surface contact, ensuring that your retainers stay locked in place even under aggressive cam profiles. The .050-inch less height design is a vital tool for correcting geometry when using specific spring and retainer combinations.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStem Size:\u003c\/strong\u003e 11\/32 Inch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTaper Angle:\u003c\/strong\u003e 10 Degree for enhanced security.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight Adjustment:\u003c\/strong\u003e .050 Inch less height for precise spring pressure tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength steel with a black oxide finish for long-lasting durability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese locks are manufactured to meet the rigorous demands of high-performance racing. By utilizing high-quality steel, PAC Racing ensures that these locks resist deformation and wear, even in engines operating at high RPMs for extended periods. Whether you are adjusting for a new camshaft or correcting a previous build's geometry, these locks are an essential component for any serious engine builder. Trust in the reliability of PAC Racing products to keep your valvetrain stable and secure. Find all your high-performance engine hardware at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height\",\"description\":\"Optimize your valvetrain with PAC Racing 11\/32 10-degree steel valve locks. Engineered for .050 less height. Get yours at GGCRACING today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-LR8025\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-set-10-degree-steel-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.65\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-set-10-degree-steel-1\",\"sku\":\"DHDL_PAC-LR8025\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-set-10-degree-steel-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 11\/32 Valve Lock 10 Degree Steel \\u2014 .050 Less Height?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366243278932,"sku":"DHDL_PAC-LR8025","price":5.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-LR8025.jpg?v=1742697775"},{"product_id":"pac-racing-springs-valve-spring-hr-series-1-1-555-dual","title":"PAC Racing Springs HR Series Valve Spring — Dual Spring\/Damper","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePAC Racing HR Series: The Ultimate Valve Spring Upgrade\u003c\/h2\u003e\u003cp\u003eThe PAC Racing HR Series Valve Spring is designed for the performance enthusiast who needs reliable valve control in high-stress environments. Featuring a dual spring and damper configuration, this spring is built to handle the demands of aggressive camshafts while maintaining consistent spring pressure. With a spring rate of 469 lb\/in, it provides the necessary force to prevent valve float at high RPMs, ensuring your engine breathes efficiently throughout the power band.\u003c\/p\u003e\u003ch3\u003eTechnical Performance Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Type:\u003c\/strong\u003e Dual Spring with internal damper to control harmonics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 469 lb\/in for high-performance stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind:\u003c\/strong\u003e 1.120 inch for maximum lift clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 1.555 inch for standard high-performance head fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe HR Series is a staple in the racing community, known for its ability to resist fatigue and maintain pressure over long service intervals. The inclusion of an internal damper is a key feature, as it effectively manages spring surge and harmonic resonance that can lead to premature failure in lesser springs. Whether you are running a street-strip vehicle or a dedicated track car, these springs provide the stability needed to push your engine to its limits. When you choose PAC Racing, you are choosing industry-leading technology that has been proven on the track. Enhance your engine's reliability and performance with these premium springs from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs HR Series Valve Spring \\u2014 Dual Spring\/Damper\",\"description\":\"Upgrade to PAC Racing HR Series dual valve springs. 469 lb\/in rate for maximum performance. Shop the best engine components at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1940\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1-1-555-dual\",\"offers\":{\"@type\":\"Offer\",\"price\":\"25.20\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1-1-555-dual\",\"sku\":\"DHDL_PAC-1940\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs HR Series Valve Spring \\u2014 Dual Spring\/Damper\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1-1-555-dual\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs HR Series Valve Spring \\u2014 Dual Spring\/Damper fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs HR Series Valve Spring \\u2014 Dual Spring\/Damper?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366245048404,"sku":"DHDL_PAC-1940","price":25.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1940-1.jpg?v=1719607954"},{"product_id":"pac-racing-springs-beehive-spring-retainer-set-300-series","title":"PAC Racing Springs 300 Series Beehive Retainer Set — 7 Degree Chromoly","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/zZqSOpSXH9w\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eLightweight Chromoly Beehive Retainers\u003c\/h2\u003e\u003cp\u003eMaximize your valvetrain efficiency with the PAC Racing 300 Series Beehive Retainer Set. Designed specifically for beehive-style springs, these retainers offer a significant reduction in reciprocating mass, which is crucial for high-RPM stability and reducing valve train wear. Crafted from high-strength chromoly steel, these retainers are built to withstand the intense mechanical stresses of racing while remaining lightweight enough to improve overall engine response.\u003c\/p\u003e\u003ch3\u003eKey Features of 300 Series Retainers\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16-Piece Set:\u003c\/strong\u003e Complete set for V8 cylinder head applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Degree Taper:\u003c\/strong\u003e Compatible with standard 7-degree valve locks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.795 Inch OD Step:\u003c\/strong\u003e Specifically engineered for beehive spring fitment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromoly Construction:\u003c\/strong\u003e Superior strength-to-weight ratio compared to standard steel.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe beehive design is widely recognized for its ability to reduce the mass of the moving valvetrain, allowing for higher RPMs and better valve control. By pairing these retainers with PAC Racing beehive springs, you create a harmonious system that minimizes valve float and maximizes power output. The precision-machined 7-degree taper ensures a perfect lock-to-retainer interface, preventing slippage during operation. If you are looking to build a high-revving engine that is both fast and reliable, these retainers are an essential upgrade. Trust in the quality and engineering excellence of PAC Racing components, available now at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 300 Series Beehive Retainer Set \\u2014 7 Degree Chromoly\",\"description\":\"Lightweight and strong, the PAC Racing 300 Series Beehive Retainer Set is perfect for high-RPM builds. Shop 16-piece chromoly sets at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-R364\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-beehive-spring-retainer-set-300-series\",\"offers\":{\"@type\":\"Offer\",\"price\":\"88.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-beehive-spring-retainer-set-300-series\",\"sku\":\"DHDL_PAC-R364\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 300 Series Beehive Retainer Set \\u2014 7 Degree Chromoly\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-beehive-spring-retainer-set-300-series\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 300 Series Beehive Retainer Set \\u2014 7 Degree Chromoly fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 300 Series Beehive Retainer Set \\u2014 7 Degree Chromoly?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366245933140,"sku":"DHDL_PAC-R364","price":88.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R364.jpg?v=1719607989"},{"product_id":"pac-racing-springs-1-034-valve-spring-kit-gm-ls-hot-rod-series","title":"PAC Racing Springs Hot Rod Dual Valve Spring Kit 1.034 OD — Fits GM LS Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Valvetrain Stability for GM LS Engines\u003c\/h2\u003e\u003cp\u003eUnlock the full potential of your GM LS engine with the PAC Racing Springs Hot Rod Series Dual Valve Spring Kit. Engineered for enthusiasts who demand reliability and performance, this comprehensive kit provides the stability needed for high-RPM operation and aggressive camshaft profiles. Whether you are building a street machine or a track-ready powerhouse, these springs ensure your valvetrain remains stable under extreme conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Dual spring configuration for maximum harmonic control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 392 lb\/in for consistent valve closing pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.034 inch Outside Diameter with 1.020 inch coil bind height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes chromoly retainers, hardened locks, Viton valve seals, and seats for a drop-in solution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Set of 16 springs to cover the entire valvetrain.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBy upgrading to PAC Racing Springs, you reduce the risk of valve float and ensure your engine maintains peak power throughout the entire RPM range. The inclusion of premium chromoly retainers and Viton seals means you are getting a complete, durable package designed to withstand the rigors of high-performance driving. Trust your build to the industry-leading engineering of PAC Racing Springs. Find all your essential engine components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Hot Rod Dual Valve Spring Kit 1.034 OD \\u2014 Fits GM LS Engines\",\"description\":\"Upgrade your GM LS valvetrain with PAC Racing Springs Hot Rod Dual Valve Spring Kits. Includes retainers, locks, and seals. Shop high-performance parts now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS12\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-034-valve-spring-kit-gm-ls-hot-rod-series\",\"offers\":{\"@type\":\"Offer\",\"price\":\"489.28\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-034-valve-spring-kit-gm-ls-hot-rod-series\",\"sku\":\"DHDL_PAC-KS12\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Hot Rod Dual Valve Spring Kit 1.034 OD \\u2014 Fits GM LS Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-034-valve-spring-kit-gm-ls-hot-rod-series\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Hot Rod Dual Valve Spring Kit 1.034 OD \\u2014 Fits GM LS Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Hot Rod Dual Valve Spring Kit 1.034 OD \\u2014 Fits GM LS Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366246522964,"sku":"DHDL_PAC-KS12","price":489.28,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS12.jpg?v=1719608011"},{"product_id":"pac-racing-springs-shim-kit-1-500-dia-570-id-64pcs","title":"PAC Racing Springs Valve Spring Shim Kit 1.500 OD .570 ID — Universal Fit","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Valvetrain Tuning with PAC Racing Shims\u003c\/h2\u003e\u003cp\u003eAchieving the correct installed height is critical for any high-performance engine build. The PAC Racing Springs Valve Spring Shim Kit provides the precision adjustment necessary to ensure your valve springs operate within their optimal range. These high-quality steel shims allow engine builders to fine-tune seat pressure, preventing coil bind and ensuring consistent valve train geometry across all cylinders.\u003c\/p\u003e\u003ch3\u003eKit Features and Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.500 inch Outside Diameter and 0.570 inch Inside Diameter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariety:\u003c\/strong\u003e Includes multiple thicknesses (0.015, 0.020, 0.030, 0.050 inch) for exact height adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable, high-strength steel construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 64-piece kit, perfect for multi-engine builds or fine-tuning a full set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for universal fitment where dimensions match.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are compensating for a valve job or setting up a new camshaft, these shims are an essential tool for any serious engine builder. By maintaining the correct spring pressure, you protect your camshaft and lifters from premature wear while maximizing power output. Don't leave your valvetrain geometry to chance; use these precision-engineered shims to dial in your setup perfectly. For all your precision engine components and tuning needs, look no further than GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Valve Spring Shim Kit 1.500 OD .570 ID \\u2014 Universal Fit\",\"description\":\"Achieve perfect valve spring installed height with PAC Racing Springs Shim Kits. 1.500 OD, 0.570 ID, 64-piece set. Precision tuning for your engine build.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS94\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-500-dia-570-id-64pcs\",\"offers\":{\"@type\":\"Offer\",\"price\":\"154.39\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-500-dia-570-id-64pcs\",\"sku\":\"DHDL_PAC-KS94\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Valve Spring Shim Kit 1.500 OD .570 ID \\u2014 Universal Fit\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-500-dia-570-id-64pcs\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Valve Spring Shim Kit 1.500 OD .570 ID \\u2014 Universal Fit fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Valve Spring Shim Kit 1.500 OD .570 ID \\u2014 Universal Fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366246686804,"sku":"DHDL_PAC-KS94","price":154.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS94.jpg?v=1719608020"},{"product_id":"pac-racing-springs-5-16-valve-lock-set-10-degree-steel-1","title":"PAC Racing Springs 10 Degree Steel Valve Lock 5\/16 Stem — Universal Fit","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eSuperior Valve Retention for High-Performance Engines\u003c\/h2\u003e\u003cp\u003eWhen you are pushing your engine to the limit, you need components that won't fail. PAC Racing Springs 10-degree steel valve locks are designed to provide maximum security for your valves, even under the most demanding racing conditions. These locks are precision-machined to fit 5\/16 inch valve stems, ensuring a tight, reliable grip that prevents valve drop and catastrophic engine failure.\u003c\/p\u003e\u003ch3\u003eKey Advantages of PAC Valve Locks\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle:\u003c\/strong\u003e 10-degree design for superior locking force and distribution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e Engineered specifically for 5\/16 inch diameter valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 0.050 inch less height for specific valvetrain geometry requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength steel with a black oxide finish for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Designed to withstand high-RPM vibrations and heavy spring loads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 10-degree design is preferred by professional engine builders for its ability to hold valves securely during high-lift, high-RPM operation. The black oxide finish not only looks professional but also adds a layer of protection against the harsh environment inside your cylinder head. Whether you are assembling a fresh race engine or performing a routine valvetrain service, these locks are the gold standard for reliability. Trust your engine's integrity to the high-quality components available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 10 Degree Steel Valve Lock 5\/16 Stem \\u2014 Universal Fit\",\"description\":\"Secure your valves with PAC Racing Springs 10-degree steel valve locks. Designed for 5\/16 inch stems, these locks offer superior strength. Order now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8065\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-5-16-valve-lock-set-10-degree-steel-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.65\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-5-16-valve-lock-set-10-degree-steel-1\",\"sku\":\"DHDL_PAC-L8065\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 10 Degree Steel Valve Lock 5\/16 Stem \\u2014 Universal Fit\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-5-16-valve-lock-set-10-degree-steel-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 10 Degree Steel Valve Lock 5\/16 Stem \\u2014 Universal Fit fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 10 Degree Steel Valve Lock 5\/16 Stem \\u2014 Universal Fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366246948948,"sku":"DHDL_PAC-L8065","price":5.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-L8065.jpg?v=1719608028"},{"product_id":"pac-racing-springs-throttle-springs-5-000-long-medium-tension","title":"PAC Racing Springs Throttle Return Spring 5.000 Long — Medium Tension","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/MaAu5LJgcYI\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eReliable Throttle Control for Your Race Car\u003c\/h2\u003e\u003cp\u003eA sticky or unresponsive throttle is not just an annoyance; it is a safety hazard on the track. The PAC Racing Springs 5.000-inch Throttle Return Spring provides the consistent, medium tension required to ensure your throttle linkage returns to the idle position every single time. Designed for durability and performance, this spring is an essential component for any carburetor or throttle body setup.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5.000 inches free length for versatile mounting options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension:\u003c\/strong\u003e Medium tension, providing a crisp pedal feel without excessive fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality steel for long-lasting spring rate consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Natural steel finish for a clean, industrial look.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ideal for custom throttle linkages and racing setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are building a drag car, a circle track racer, or a high-performance street machine, this throttle return spring offers the reliability you need. Its medium tension is carefully calibrated to provide enough force to overcome linkage friction while remaining comfortable for the driver. Don't compromise on your vehicle's safety or performance; ensure your throttle system is equipped with the best parts. Find all your essential racing hardware and throttle components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Throttle Return Spring 5.000 Long \\u2014 Medium Tension\",\"description\":\"Ensure safe and responsive throttle operation with this 5-inch PAC Racing Springs throttle return spring. Medium tension, durable steel. Shop today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-3008\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-5-000-long-medium-tension\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.64\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-5-000-long-medium-tension\",\"sku\":\"DHDL_PAC-3008\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Throttle Return Spring 5.000 Long \\u2014 Medium Tension\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-5-000-long-medium-tension\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Throttle Return Spring 5.000 Long \\u2014 Medium Tension fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Throttle Return Spring 5.000 Long \\u2014 Medium Tension?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366247768148,"sku":"DHDL_PAC-3008","price":5.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-3008.jpg?v=1719608061"},{"product_id":"pac-racing-springs-throttle-springs-2-500-long-medium-tension","title":"PAC Racing Springs Throttle Return Spring 2.500 Long — Medium Tension","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/hkZRSMGqQ0E\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Throttle Return for Custom Linkages\u003c\/h2\u003e\u003cp\u003eMaintain precise control over your engine's RPM with the PAC Racing Springs 2.500-inch Throttle Return Spring. This compact, medium-tension spring is designed for tight spaces where a shorter return spring is required to keep your throttle linkage operating smoothly. Engineered for durability, it ensures that your throttle returns to idle instantly, providing the safety and responsiveness every driver demands.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 2.500 inches free length, ideal for compact engine bays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension:\u003c\/strong\u003e Medium tension, balanced for optimal pedal feel and reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Durable steel designed to resist fatigue over thousands of cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Natural steel finish for a professional, understated appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatility:\u003c\/strong\u003e Perfect for custom throttle setups, carburetors, and EFI throttle bodies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen space is at a premium, you need a spring that delivers consistent performance without interfering with other engine components. This 2.5-inch spring is the perfect solution for custom-built throttle systems where standard-length springs might be too long or cumbersome. Its medium tension provides the perfect balance of snap-back force and pedal effort, ensuring your engine responds exactly when you need it to. Upgrade your throttle linkage reliability with high-quality components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Throttle Return Spring 2.500 Long \\u2014 Medium Tension\",\"description\":\"Get precise throttle response with the PAC Racing Springs 2.5-inch return spring. 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Perfect for custom builds.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-3002\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-2-500-long-medium-tension\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.07\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-2-500-long-medium-tension\",\"sku\":\"DHDL_PAC-3002\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Throttle Return Spring 2.500 Long \\u2014 Medium Tension\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-throttle-springs-2-500-long-medium-tension\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Throttle Return Spring 2.500 Long \\u2014 Medium Tension fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Throttle Return Spring 2.500 Long \\u2014 Medium Tension?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366247997524,"sku":"DHDL_PAC-3002","price":5.07,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-3002.jpg?v=1719608070"},{"product_id":"pac-racing-springs-hr-valve-spring-kits-beehive-gm-ls","title":"PAC Racing Springs Beehive Valve Spring Kit — Fits GM LS-Series Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Beehive Valve Spring Kit for GM LS\u003c\/h2\u003e\u003cp\u003eUnlock the full potential of your GM LS-series engine with the PAC Racing Beehive Valve Spring Kit. Engineered for enthusiasts who demand precision and reliability, this comprehensive kit is designed to handle aggressive camshaft profiles while maintaining optimal valvetrain stability at high RPMs.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Advanced Beehive spring geometry for reduced valvetrain mass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 313 lb\/in for consistent pressure control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.290 in OD with a 1.140 in coil bind height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes high-strength chromoly retainers, locks, and Viton seals.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe beehive design effectively minimizes harmonic resonance, protecting your engine components during high-speed operation. Whether you are building a street machine or a dedicated track car, these springs provide the necessary seat pressure to prevent valve float and ensure maximum power delivery. The included high-quality seals and retainers make this a drop-in solution for most LS cylinder head configurations. Trust the experts at GGCRACING to provide the valvetrain components you need for your next build.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Beehive Valve Spring Kit \\u2014 Fits GM LS-Series Engines\",\"description\":\"Upgrade your GM LS valvetrain with the PAC Racing Beehive Valve Spring Kit. High-performance durability for street and strip. Shop the complete kit today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS14\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-beehive-gm-ls\",\"offers\":{\"@type\":\"Offer\",\"price\":\"538.20\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-beehive-gm-ls\",\"sku\":\"DHDL_PAC-KS14\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Beehive Valve Spring Kit \\u2014 Fits GM LS-Series Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-hr-valve-spring-kits-beehive-gm-ls\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Beehive Valve Spring Kit \\u2014 Fits GM LS-Series Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Beehive Valve Spring Kit \\u2014 Fits GM LS-Series Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366248226900,"sku":"DHDL_PAC-KS14","price":538.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS14.jpg?v=1719608080"},{"product_id":"pac-racing-springs-shim-kit-1-500-dia-645-id-64pcs","title":"PAC Racing Springs Valve Spring Shim Kit 1.500 OD — Universal Fitment","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/0bP7UbW6TwE\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Valve Spring Shim Kit for Custom Valvetrain Setup\u003c\/h2\u003e\u003cp\u003eAchieving the correct installed height is critical for any high-performance engine build. The PAC Racing Valve Spring Shim Kit provides the necessary adjustment range to ensure your valve springs operate within their optimal pressure parameters. This 64-piece set is essential for engine builders looking to fine-tune seat pressure and prevent coil bind in custom valvetrain configurations.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Sizing:\u003c\/strong\u003e Includes 0.015, 0.020, 0.030, and 0.050 in thicknesses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for 1.500 in OD and 0.645 in ID spring seats.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e High-grade steel construction for long-term stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Kit:\u003c\/strong\u003e 64 pieces per set to cover multiple cylinder heads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProper shimming is the difference between a reliable engine and a catastrophic failure. By using these precision-machined steel shims, you can accurately compensate for machining variations in cylinder heads or accommodate different valve lengths. Whether you are performing a valve job or installing a performance camshaft, this kit is an indispensable tool for your shop. Find all your essential valvetrain hardware at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Valve Spring Shim Kit 1.500 OD \\u2014 Universal Fitment\",\"description\":\"Achieve precise valve spring installed height with the PAC Racing Shim Kit. 64-piece set for 1.500 OD springs. Ensure perfect valvetrain geometry now.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-KS92\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-500-dia-645-id-64pcs\",\"offers\":{\"@type\":\"Offer\",\"price\":\"154.39\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-500-dia-645-id-64pcs\",\"sku\":\"DHDL_PAC-KS92\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Valve Spring Shim Kit 1.500 OD \\u2014 Universal Fitment\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-shim-kit-1-500-dia-645-id-64pcs\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Valve Spring Shim Kit 1.500 OD \\u2014 Universal Fitment fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Valve Spring Shim Kit 1.500 OD \\u2014 Universal Fitment?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366248489044,"sku":"DHDL_PAC-KS92","price":154.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-KS92.jpg?v=1719608088"},{"product_id":"pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove-1","title":"PAC Racing Springs 7-Degree Valve Lock Set 7mm — Fits FMOD Engines","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/P7qvQIZlzFQ\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Strength 7-Degree Valve Locks for 7mm Stems\u003c\/h2\u003e\u003cp\u003eEnsure your valvetrain remains secure under extreme conditions with PAC Racing 7-Degree Valve Locks. Specifically engineered for 7mm valve stems featuring a 3-radius groove design, these locks provide superior retention and durability compared to standard factory components. If you are building a high-performance engine, don't overlook the importance of high-quality valve locks.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle:\u003c\/strong\u003e 7-Degree taper for standard performance applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStem Size:\u003c\/strong\u003e Precision fit for 7mm valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove:\u003c\/strong\u003e 3-Radius groove design for maximum grip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength steel with a natural finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Complete set of 32 locks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese valve locks are designed to withstand the rigors of high RPM operation, ensuring that your valves stay firmly seated in the retainers. The 7-degree angle is the industry standard for performance street and racing applications, offering a balance of ease of assembly and reliable lock-up. When upgrading your camshaft or valve springs, always replace your old locks with fresh, high-quality hardware to prevent valvetrain failure. Rely on GGCRACING for top-tier engine components.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 7-Degree Valve Lock Set 7mm \\u2014 Fits FMOD Engines\",\"description\":\"Secure your valves with PAC Racing 7-Degree Valve Locks. Designed for 7mm stems with 3-radius grooves. Premium steel construction for high-performance.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8087\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"88.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove-1\",\"sku\":\"DHDL_PAC-L8087\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 7-Degree Valve Lock Set 7mm \\u2014 Fits FMOD Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-7-deg-valve-lock-set-fmod-7mm-radius-groove-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 7-Degree Valve Lock Set 7mm \\u2014 Fits FMOD Engines fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 7-Degree Valve Lock Set 7mm \\u2014 Fits FMOD Engines?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366249046100,"sku":"DHDL_PAC-L8087","price":88.0,"currency_code":"USD","in_stock":false}]},{"product_id":"pac-racing-springs-valve-spring-hr-series-1-1-555-dual-1","title":"PAC Racing Springs HR Series Valve Spring — 1.555 OD Dual Spring","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/v28-V-lvKPM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePAC Racing HR Series Dual Valve Spring\u003c\/h2\u003e\u003cp\u003eThe PAC Racing HR Series Valve Spring is engineered for high-performance engines that require superior valve control. This dual-spring design with an integrated damper provides the necessary spring rate to handle aggressive camshaft profiles while effectively managing harmonics that can lead to valve float at high RPMs.\u003c\/p\u003e\u003ch3\u003ePerformance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Spring Design:\u003c\/strong\u003e Includes an internal damper for enhanced stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 469 lb\/in for high-pressure applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.555 in OD with a 1.120 in coil bind height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ideal for high-performance street and racing engines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen you push your engine to the limit, your valvetrain is the first line of defense. The HR series springs are manufactured using premium materials to ensure consistent pressure and long service life, even under extreme heat and stress. The dual-spring configuration offers a safety net; should the outer spring experience fatigue, the inner spring helps maintain control, preventing catastrophic engine damage. Whether you are building a naturally aspirated powerhouse or a forced induction engine, these springs provide the reliability you need. Explore the full range of performance springs at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs HR Series Valve Spring \\u2014 1.555 OD Dual Spring\",\"description\":\"Upgrade to PAC Racing HR Series Dual Valve Springs. 1.555 OD, 469 lb\/in rate for maximum stability. Perfect for high-performance builds. Shop now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-1940-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1-1-555-dual-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"23.43\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1-1-555-dual-1\",\"sku\":\"DHDL_PAC-1940-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs HR Series Valve Spring \\u2014 1.555 OD Dual Spring\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-valve-spring-hr-series-1-1-555-dual-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs HR Series Valve Spring \\u2014 1.555 OD Dual Spring fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs HR Series Valve Spring \\u2014 1.555 OD Dual Spring?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366249963604,"sku":"DHDL_PAC-1940-1","price":23.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-1940-1_524c03d5-91b8-4ad3-ac6c-8b7c79cb9b61.jpg?v=1719608149"},{"product_id":"pac-racing-springs-11-32-valve-lock-set-7-degree-steel-1","title":"PAC Racing Springs 11\/32 Valve Lock Set 7-Degree — Steel Black Oxide","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePremium 11\/32 7-Degree Valve Locks\u003c\/h2\u003e\u003cp\u003eUpgrade your valvetrain security with PAC Racing 11\/32 Valve Locks. Designed for 7-degree retainers, these steel locks are built to withstand the intense pressures of high-performance engine operation. Featuring a durable black oxide finish, these locks provide excellent corrosion resistance and long-lasting performance for your cylinder head assembly.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStem Size:\u003c\/strong\u003e Precision fit for 11\/32 in valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTaper:\u003c\/strong\u003e 7-Degree angle for standard performance retainers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black oxide coating for durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Set of 32 locks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eValve locks are a critical component in your valvetrain, responsible for keeping the valve securely attached to the retainer. Using worn or inferior locks can lead to dropped valves and severe engine damage. PAC Racing locks are manufactured to exacting tolerances to ensure a perfect fit and reliable lock-up every time. Whether you are performing a routine valve job or a complete engine rebuild, these locks are the ideal choice for street and track performance. Trust GGCRACING for all your engine component needs.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 11\/32 Valve Lock Set 7-Degree \\u2014 Steel Black Oxide\",\"description\":\"Secure your 11\/32 valve stems with PAC Racing 7-Degree Steel Locks. Durable black oxide finish for high-performance reliability. Get your set at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-L8146\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-set-7-degree-steel-1\",\"offers\":{\"@type\":\"Offer\",\"price\":\"88.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-set-7-degree-steel-1\",\"sku\":\"DHDL_PAC-L8146\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 11\/32 Valve Lock Set 7-Degree \\u2014 Steel Black Oxide\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-11-32-valve-lock-set-7-degree-steel-1\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 11\/32 Valve Lock Set 7-Degree \\u2014 Steel Black Oxide fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 11\/32 Valve Lock Set 7-Degree \\u2014 Steel Black Oxide?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366250815572,"sku":"DHDL_PAC-L8146","price":88.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-L8146.jpg?v=1719608185"},{"product_id":"pac-racing-springs-1-450-ti-valve-spring-retainers-10-degree","title":"PAC Racing Springs 1.450 Titanium Valve Spring Retainers — 10 Degree Dual Spring Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Engineered Titanium Retainers\u003c\/h2\u003e\u003cp\u003eMaximize your engine's performance with PAC Racing 1.450 Titanium Valve Spring Retainers. These 10-degree retainers are designed for high-performance dual spring setups, providing the perfect balance of lightweight construction and extreme durability. By reducing valvetrain mass, these titanium components allow for higher RPM limits and improved valve control, preventing valve float during aggressive driving conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-Grade Titanium\u003c\/li\u003e\n\u003cli\u003eAngle: 10 Degree\u003c\/li\u003e\n\u003cli\u003eDiameter: 1.450 in\u003c\/li\u003e\n\u003cli\u003eStep OD: 1.125 in \/ 0.800 in\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 16\u003c\/li\u003e\n\u003cli\u003eApplication: Dual Spring Configurations\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEach retainer is CNC-machined to exacting tolerances to ensure a perfect fit with your existing valvetrain components. The titanium construction offers superior heat resistance and strength compared to standard steel, making them an essential upgrade for race engines and high-horsepower street builds. Whether you are building a track-focused machine or a high-output street engine, these retainers provide the reliability you need. Trust GGCRACING to supply the high-performance parts your engine deserves.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.450 Titanium Valve Spring Retainers \\u2014 10 Degree Dual Spring Set\",\"description\":\"Upgrade your valvetrain with PAC Racing 1.450 Titanium Retainers. Precision-engineered for high-RPM stability and durability. Shop the set of 16 at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-R436\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-450-ti-valve-spring-retainers-10-degree\",\"offers\":{\"@type\":\"Offer\",\"price\":\"295.00\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-450-ti-valve-spring-retainers-10-degree\",\"sku\":\"DHDL_PAC-R436\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.450 Titanium Valve Spring Retainers \\u2014 10 Degree Dual Spring Set\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-450-ti-valve-spring-retainers-10-degree\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.450 Titanium Valve Spring Retainers \\u2014 10 Degree Dual Spring fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.450 Titanium Valve Spring Retainers \\u2014 10 Degree Dual Spring?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366251831380,"sku":"DHDL_PAC-R436","price":295.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R436.jpg?v=1719608230"},{"product_id":"pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-8","title":"PAC Racing Springs 1.250 Steel Valve Spring Retainer — Mini 8 Degree","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eDurable Steel Valve Spring Retainers\u003c\/h2\u003e\u003cp\u003eThe PAC Racing 1.250 Steel Valve Spring Retainer is engineered for enthusiasts who demand consistency and strength. Featuring a Mini 8-degree design, these retainers are built to handle the rigors of high-performance engines while maintaining precise valve spring alignment. Constructed from premium-grade steel, they offer excellent fatigue resistance, ensuring your valvetrain remains stable under load.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-Strength Steel\u003c\/li\u003e\n\u003cli\u003eAngle: Mini 8 Degree\u003c\/li\u003e\n\u003cli\u003eDiameter: 1.250 in\u003c\/li\u003e\n\u003cli\u003eStep OD: 0.890 in \/ 0.600 in\u003c\/li\u003e\n\u003cli\u003eApplication: Dual Spring Setups\u003c\/li\u003e\n\u003cli\u003eSold individually for custom builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese retainers are an ideal choice for engine builders looking for a cost-effective yet high-performance solution for their valvetrain. The precise machining ensures that your valve springs are seated correctly, reducing the risk of premature wear and failure. Their robust steel construction provides the necessary rigidity to support high-lift camshafts and aggressive spring pressures. When you choose PAC Racing, you are choosing components backed by years of engineering excellence. Find all your essential valvetrain hardware at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.250 Steel Valve Spring Retainer \\u2014 Mini 8 Degree\",\"description\":\"Get reliable valve control with PAC Racing 1.250 Steel Retainers. Precision-machined for Mini 8-degree setups. Order your high-quality components at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-R632\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"27.79\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-8\",\"sku\":\"DHDL_PAC-R632\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.250 Steel Valve Spring Retainer \\u2014 Mini 8 Degree\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.250 Steel Valve Spring Retainer \\u2014 Mini 8 Degree fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.250 Steel Valve Spring Retainer \\u2014 Mini 8 Degree?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366253633620,"sku":"DHDL_PAC-R632","price":27.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R632-1.jpg?v=1719608304"},{"product_id":"pac-racing-springs-height-mic-1-400-to-2-000-ls-dual-retainers","title":"PAC Racing Springs Height Mic — 1.400 to 2.000 LS Dual Retainers","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/-RU_rJQJnrA\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Valve Spring Height Measurement\u003c\/h2\u003e\u003cp\u003eAchieving the correct installed height is critical for any high-performance engine build. The PAC Racing Height Mic (1.400 to 2.000 range) is the professional's choice for measuring valve spring installed height with absolute accuracy. Designed specifically for LS dual spring applications, this tool allows you to dial in your valvetrain geometry, ensuring optimal spring pressure and preventing coil bind.\u003c\/p\u003e\u003ch3\u003eTool Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRange: 1.400 in to 2.000 in\u003c\/li\u003e\n\u003cli\u003eScale: 0.001 in increments\u003c\/li\u003e\n\u003cli\u003eFinish: Purple Anodized\u003c\/li\u003e\n\u003cli\u003eCompatibility: LS Dual Spring Setups\u003c\/li\u003e\n\u003cli\u003eConstruction: Precision CNC Machined\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis height mic features a clear, easy-to-read scale that provides 0.001-inch precision, allowing for meticulous adjustments. The purple anodized finish not only looks great in your toolbox but also provides a durable, corrosion-resistant surface. Whether you are setting up a street-strip engine or a dedicated race motor, this tool is indispensable for verifying that your valve springs are operating within their intended range. By using the right tools, you can avoid costly engine damage and maximize performance. Get your precision engine tools today at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Height Mic \\u2014 1.400 to 2.000 LS Dual Retainers\",\"description\":\"Measure your valve spring installed height accurately with the PAC Racing Height Mic. Perfect for LS dual spring setups. Shop precision tools at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-T904\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-height-mic-1-400-to-2-000-ls-dual-retainers\",\"offers\":{\"@type\":\"Offer\",\"price\":\"176.36\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-height-mic-1-400-to-2-000-ls-dual-retainers\",\"sku\":\"DHDL_PAC-T904\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Height Mic \\u2014 1.400 to 2.000 LS Dual Retainers\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-height-mic-1-400-to-2-000-ls-dual-retainers\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Height Mic \\u2014 1.400 to 2.000 LS Dual Retainers fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Height Mic \\u2014 1.400 to 2.000 LS Dual Retainers?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366255272020,"sku":"DHDL_PAC-T904","price":176.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-T904.jpg?v=1719608321"},{"product_id":"pac-racing-springs-1-365-ti-valve-spring-retainer-10-degree","title":"PAC Racing Springs 1.365 Titanium Valve Spring Retainer — 10 Degree","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Titanium Retainers\u003c\/h2\u003e\u003cp\u003eEnhance your engine's valvetrain efficiency with the PAC Racing 1.365 Titanium Valve Spring Retainer. Designed for 10-degree valve locks, this retainer is crafted from premium titanium to offer an exceptional strength-to-weight ratio. By minimizing reciprocating mass in the valvetrain, these retainers allow for faster engine response and improved stability at high RPMs.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-Grade Titanium\u003c\/li\u003e\n\u003cli\u003eAngle: 10 Degree\u003c\/li\u003e\n\u003cli\u003eDiameter: 1.365 in\u003c\/li\u003e\n\u003cli\u003eStep OD: 1.040 in \/ 0.715 in\u003c\/li\u003e\n\u003cli\u003eApplication: Dual Spring Setups\u003c\/li\u003e\n\u003cli\u003eSold individually\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese retainers are engineered to withstand the extreme pressures found in high-performance racing engines. The titanium construction provides excellent heat dissipation and fatigue resistance, ensuring long-term reliability even under the most demanding conditions. Whether you are replacing worn-out components or performing a complete valvetrain upgrade, these retainers are a critical component for achieving maximum power. The precise fitment ensures compatibility with a wide range of dual spring configurations. Experience the difference that high-quality materials make in your engine's performance. Find your performance parts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs 1.365 Titanium Valve Spring Retainer \\u2014 10 Degree\",\"description\":\"Upgrade to PAC Racing 1.365 Titanium Retainers for superior valvetrain performance. Lightweight and durable 10-degree design. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-R508-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-365-ti-valve-spring-retainer-10-degree\",\"offers\":{\"@type\":\"Offer\",\"price\":\"29.55\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-365-ti-valve-spring-retainer-10-degree\",\"sku\":\"DHDL_PAC-R508-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs 1.365 Titanium Valve Spring Retainer \\u2014 10 Degree\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-365-ti-valve-spring-retainer-10-degree\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs 1.365 Titanium Valve Spring Retainer \\u2014 10 Degree fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs 1.365 Titanium Valve Spring Retainer \\u2014 10 Degree?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366255501396,"sku":"DHDL_PAC-R508-1","price":29.55,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R508-1.jpg?v=1719608332"},{"product_id":"pac-racing-springs-height-mic-1-800-to-2-600","title":"PAC Racing Springs Height Mic — 1.800 to 2.600 Range","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/-RU_rJQJnrA\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eProfessional Valve Spring Height Gauge\u003c\/h2\u003e\u003cp\u003eProper valve spring installation height is the foundation of a reliable, high-performing valvetrain. The PAC Racing Height Mic (1.800 to 2.600 range) offers the precision required for high-end engine builds. This tool is essential for verifying that your valve springs are installed at the correct height, which is vital for maintaining the correct seat pressure and preventing catastrophic valvetrain failure.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRange: 1.800 in to 2.600 in\u003c\/li\u003e\n\u003cli\u003eScale: 0.001 in precision\u003c\/li\u003e\n\u003cli\u003eFinish: Red Anodized\u003c\/li\u003e\n\u003cli\u003eApplication: Universal High-Performance\u003c\/li\u003e\n\u003cli\u003eDurable Construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWith a measurement range of 1.800 to 2.600 inches, this gauge is versatile enough for a wide variety of cylinder head configurations. The 0.001-inch scale ensures that you can make precise adjustments to your spring shims or retainers. The red anodized finish provides a professional look and protects the tool from the harsh environment of a busy engine shop. Investing in a quality height mic is one of the best ways to ensure your engine build meets its performance goals. Trust GGCRACING for all your precision engine measurement needs.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs Height Mic \\u2014 1.800 to 2.600 Range\",\"description\":\"Ensure perfect valve spring installation with the PAC Racing Height Mic. 1.800-2.600 range for precision engine building. Get yours today at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-T902\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-height-mic-1-800-to-2-600\",\"offers\":{\"@type\":\"Offer\",\"price\":\"176.36\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-height-mic-1-800-to-2-600\",\"sku\":\"DHDL_PAC-T902\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs Height Mic \\u2014 1.800 to 2.600 Range\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-height-mic-1-800-to-2-600\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs Height Mic \\u2014 1.800 to 2.600 Range fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs Height Mic \\u2014 1.800 to 2.600 Range?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366261235796,"sku":"DHDL_PAC-T902","price":176.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-T902.jpg?v=1719608504"},{"product_id":"pac-racing-springs-height-mic-1-400-to-2-000","title":"PAC Racing Springs T901 Height Micrometer 1.400-2.000 Range — Precision Engine Tool","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Valve Spring Setup with PAC Racing\u003c\/h2\u003e\u003cp\u003eAchieving the perfect installed height is critical for valvetrain longevity and peak engine performance. The \u003cstrong\u003ePAC Racing Springs T901 Height Micrometer\u003c\/strong\u003e is the professional-grade tool designed to take the guesswork out of your engine build. Engineered for versatility, this gauge covers a range of 1.400 to 2.000 inches, making it an essential addition to any high-performance machine shop or DIY enthusiast's toolbox.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Measurement Range:\u003c\/strong\u003e Accommodates heights from 1.400\" to 2.000\" for diverse cylinder head configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Accuracy:\u003c\/strong\u003e Features a precise 0.001\" scale to ensure your spring pressures are perfectly balanced across all cylinders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Finished in a signature blue anodized coating for high visibility and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Specifically designed to work seamlessly with both standard and beehive spring profiles.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are performing a routine valve job or a full race engine overhaul, the T901 provides the repeatable accuracy required to prevent coil bind and ensure optimal spring seat pressure. Its intuitive design allows for quick, reliable measurements, saving you time during the assembly process. Trust the experts at GGCRACING to provide the high-quality precision tools needed to keep your engine running at its absolute best.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs T901 Height Micrometer 1.400-2.000 Range \\u2014 Precision Engine Tool\",\"description\":\"Ensure precise valve train setup with the PAC Racing Springs T901 height micrometer. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs T901 Height Micrometer 1.400-2.000 Range \\u2014 Precision Engine T?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366261563476,"sku":"DHDL_PAC-T901","price":176.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-T901.jpg?v=1719608522"},{"product_id":"pac-racing-springs-1-365-ti-valve-spring-retainer-8-degree-1pk","title":"PAC Racing Springs R509 Titanium Retainer 1.365 Dual Spring 8 Degree — Performance Valvetrain","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eLightweight Performance with PAC Racing Titanium Retainers\u003c\/h2\u003e\u003cp\u003eWhen every gram counts in your high-RPM valvetrain, the \u003cstrong\u003ePAC Racing Springs R509 Titanium Retainer\u003c\/strong\u003e provides the ultimate solution for weight reduction and increased durability. Engineered for 1.365-inch dual spring setups, these retainers are crafted from aerospace-grade titanium to withstand the extreme stresses of racing environments while minimizing reciprocating mass.\u003c\/p\u003e\u003ch3\u003eAdvanced Engineering for High-RPM Stability\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Excellence:\u003c\/strong\u003e Lightweight titanium construction significantly reduces valvetrain mass, allowing for higher RPMs without valve float.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fitment:\u003c\/strong\u003e Designed for 8-degree locks with specific 1.040\" and 0.715\" OD steps for a secure, perfect fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Engineered to handle the high-heat and high-pressure demands of professional-grade racing engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Geometry:\u003c\/strong\u003e The 500 Series design ensures maximum spring stability and consistent performance under load.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBy reducing the weight at the top of the valve spring, these retainers allow your engine to rev faster and more reliably. They are the ideal choice for builders looking to maximize the potential of their performance valvetrain. Whether you are building a drag car, a circuit racer, or a high-output street machine, the R509 series offers the reliability you demand. Elevate your engine's performance with premium components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs R509 Titanium Retainer 1.365 Dual Spring 8 Degree \\u2014 Performance Valvetrain\",\"description\":\"Upgrade your valvetrain with the PAC Racing R509 1.365 Titanium Retainer. Lightweight 8-degree design for high-RPM stability. Order from GGCRACING today.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-R509\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-365-ti-valve-spring-retainer-8-degree-1pk\",\"offers\":{\"@type\":\"Offer\",\"price\":\"35.75\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-365-ti-valve-spring-retainer-8-degree-1pk\",\"sku\":\"DHDL_PAC-R509\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs R509 Titanium Retainer 1.365 Dual Spring 8 Degree \\u2014 Performance Valvetrain\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-365-ti-valve-spring-retainer-8-degree-1pk\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs R509 Titanium Retainer 1.365 Dual Spring 8 Degree \\u2014 Performan fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs R509 Titanium Retainer 1.365 Dual Spring 8 Degree \\u2014 Performan?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366261760084,"sku":"DHDL_PAC-R509","price":35.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R509-1.jpg?v=1719608531"},{"product_id":"pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-9","title":"PAC Racing Springs R632-1 Steel Retainer 1.250 Dual Spring Mini 8 Degree — Valvetrain Component","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eDurable Steel Retainers for High-Performance Builds\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ePAC Racing Springs R632-1 Steel Retainer\u003c\/strong\u003e is a robust, precision-engineered component designed to provide exceptional stability for 1.250-inch dual valve springs. Part of the renowned 600 series, this retainer is built to handle the rigors of high-performance street and track applications, offering a perfect balance of strength and reliability.\u003c\/p\u003e\u003ch3\u003eEngineered for Precision and Strength\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength Steel:\u003c\/strong\u003e Constructed from premium-grade steel to ensure long-lasting durability and resistance to wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMini 8-Degree Design:\u003c\/strong\u003e Optimized for mini 8-degree locks to provide a secure grip and improved valvetrain geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e Features 0.890\" and 0.600\" OD steps for a perfect fit with 1.250\" dual springs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Performance:\u003c\/strong\u003e Designed to maintain spring alignment and prevent failure under high-load conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoosing the right retainer is essential for maintaining the integrity of your valvetrain. The R632-1 is specifically engineered to ensure that your springs remain properly seated and aligned, even during aggressive driving or high-RPM operation. Its precise manufacturing tolerances guarantee a drop-in fit for compatible cylinder head setups, making it a favorite among engine builders who prioritize consistency and longevity. Enhance your engine's reliability with high-quality valvetrain hardware sourced from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs R632-1 Steel Retainer 1.250 Dual Spring Mini 8 Degree \\u2014 Valvetrain Component\",\"description\":\"Get reliable valvetrain performance with the PAC Racing R632-1 Steel Retainer. 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Shop GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-R632-1\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-9\",\"offers\":{\"@type\":\"Offer\",\"price\":\"26.59\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-9\",\"sku\":\"DHDL_PAC-R632-1\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs R632-1 Steel Retainer 1.250 Dual Spring Mini 8 Degree \\u2014 Valvetrain Component\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-250-pacaloy-valve-spring-retainer-mini-9\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs R632-1 Steel Retainer 1.250 Dual Spring Mini 8 Degree \\u2014 Valve fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs R632-1 Steel Retainer 1.250 Dual Spring Mini 8 Degree \\u2014 Valve?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366262153300,"sku":"DHDL_PAC-R632-1","price":26.59,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R632-1_6b58f687-544c-45c6-a2c1-0768904d85e8.jpg?v=1719608548"},{"product_id":"pac-racing-springs-steel-c-m-spring-seat-1-650-x-630-x-570-1pk","title":"PAC Racing Springs S133 Chromoly Spring Seat 1.650 OD — Engine Valvetrain Locator","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eProtect Your Cylinder Head with PAC Racing Spring Seats\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ePAC Racing Springs S133 Chromoly Spring Seat\u003c\/strong\u003e is a vital component for any high-performance engine build. Designed to act as a locator and a protective barrier between the valve spring and the cylinder head, this seat prevents the spring from digging into the aluminum or cast iron surface, ensuring the longevity of your investment.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChromoly Construction:\u003c\/strong\u003e Made from high-strength chromoly steel for maximum durability and resistance to deformation under high spring pressures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e Features a 1.650\" OD, 0.570\" ID, and a 0.630\" spring ID to ensure a perfect, snug fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Profile:\u003c\/strong\u003e At only 0.030\" thick, this locator provides essential protection without significantly altering your installed height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Stability:\u003c\/strong\u003e Keeps the valve spring perfectly centered, reducing the risk of spring walk and potential valvetrain failure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProperly locating your valve springs is a fundamental step in building a reliable engine. The S133 locator ensures that your springs remain centered and stable throughout the entire lift cycle, which is crucial for preventing valvetrain harmonics and premature wear. Whether you are building a street-strip engine or a dedicated race car, these chromoly seats offer the peace of mind that comes with using top-tier components. Find all your essential engine valvetrain hardware at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs S133 Chromoly Spring Seat 1.650 OD \\u2014 Engine Valvetrain Locator\",\"description\":\"Protect your cylinder heads with the PAC Racing S133 Chromoly Spring Seat. 1.650 OD for secure spring location. Buy your engine parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"PAC Racing Springs\"},\"mpn\":\"PAC-S133\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-steel-c-m-spring-seat-1-650-x-630-x-570-1pk\",\"offers\":{\"@type\":\"Offer\",\"price\":\"5.95\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-steel-c-m-spring-seat-1-650-x-630-x-570-1pk\",\"sku\":\"DHDL_PAC-S133\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PAC Racing Springs\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=PAC+Racing+Springs\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"PAC Racing Springs S133 Chromoly Spring Seat 1.650 OD \\u2014 Engine Valvetrain Locator\",\"item\":\"https:\/\/ggcracing.com\/products\/pac-racing-springs-steel-c-m-spring-seat-1-650-x-630-x-570-1pk\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the PAC Racing Springs S133 Chromoly Spring Seat 1.650 OD \\u2014 Engine Valvetrain Locato fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs S133 Chromoly Spring Seat 1.650 OD \\u2014 Engine Valvetrain Locato?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366262546516,"sku":"DHDL_PAC-S133","price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-S133-1.jpg?v=1719608565"},{"product_id":"pac-racing-springs-1-365-ti-valve-spring-retainer-8-degree-1pk-1","title":"PAC Racing Springs R509-1 Titanium Retainer 1.365 Dual Spring 8 Degree — Valvetrain Upgrade","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eMaximize Performance with PAC Racing Titanium Retainers\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ePAC Racing Springs R509-1 Titanium Retainer\u003c\/strong\u003e is the premium choice for builders who refuse to compromise on valvetrain performance. Designed specifically for 1.365-inch dual spring configurations, this retainer utilizes advanced titanium metallurgy to provide an exceptional strength-to-weight ratio, effectively reducing reciprocating mass for improved engine response and higher RPM capability.\u003c\/p\u003e\u003ch3\u003eWhy Choose Titanium Retainers?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Mass:\u003c\/strong\u003e Significantly lighter than steel alternatives, reducing the load on the valve spring and allowing for faster valve opening and closing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-Degree Angle:\u003c\/strong\u003e Engineered for compatibility with standard 8-degree valve locks, ensuring a secure and reliable fitment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Machined:\u003c\/strong\u003e Features 1.040\" and 0.715\" OD steps to perfectly match dual spring profiles, preventing movement and misalignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace-Proven Durability:\u003c\/strong\u003e Built to withstand the intense thermal and mechanical stresses found in high-output racing engines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUpgrading to titanium retainers is one of the most effective ways to stabilize your valvetrain at high RPMs. By minimizing the weight at the top of the spring, you reduce the likelihood of valve float and ensure that your engine can reach its full power potential safely. The R509-1 is engineered for those who demand precision, reliability, and performance in every component of their engine build. Upgrade your valvetrain today with the high-quality selection available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs R509-1 Titanium Retainer 1.365 Dual Spring 8 Degree \\u2014 Valvetrain Upgrade\",\"description\":\"Optimize your valvetrain with the PAC Racing R509-1 Titanium Retainer. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs R509-1 Titanium Retainer 1.365 Dual Spring 8 Degree \\u2014 Valvetr?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"PAC Racing Springs","offers":[{"title":"Default Title","offer_id":41366263693396,"sku":"DHDL_PAC-R509-1","price":29.55,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/PACPAC-R509-1_60e5f70f-0e55-4662-ba90-6ae051b5d5fe.jpg?v=1719608611"},{"product_id":"pac-racing-springs-steel-c-m-spring-seat-1-650-x-630-x-570-1pk-1","title":"PAC Racing Springs S133-1 Chromoly Valve Spring Locator 1.650 OD — Universal Engine Build","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout PAC Racing Springs\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003ePAC Racing Springs engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PAC Racing Springs lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Valvetrain Stability with PAC Racing S133-1\u003c\/h2\u003e\u003cp\u003eEnsure your engine's valvetrain integrity with the PAC Racing Springs S133-1 Chromoly Valve Spring Locator. Designed for high-performance builds, this locator provides the essential foundation needed to keep your valve springs perfectly centered under extreme RPM and pressure conditions. By preventing spring walk and base movement, you protect your cylinder head from unnecessary wear and ensure consistent valve timing throughout your power band.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-Strength Chromoly Steel\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 1.650 inches\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 0.570 inches\u003c\/li\u003e\n\u003cli\u003eSpring ID Fitment: 0.630 inches\u003c\/li\u003e\n\u003cli\u003eThickness: 0.030 inches\u003c\/li\u003e\n\u003cli\u003eApplication: Universal High-Performance Valvetrain\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eConstructed from premium chromoly steel, the S133-1 is built to withstand the rigors of racing environments. Whether you are performing a routine valve job or a complete engine overhaul, using high-quality locators is non-negotiable for preventing catastrophic valvetrain failure. These locators offer the perfect balance of durability and lightweight design, ensuring your engine performs at its peak potential. For all your precision engine components and professional-grade valvetrain hardware, trust the experts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular PAC Racing Springs products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — High-Performance Ci\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-550-dual-valve-spring\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.550 OD Dual Valve Spring — High-Output Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-260-single-valve-spring-w-damper-1pk-1\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.260 OD Single Valve Spring w\/Damper — Circle Track Perfor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-645-triple-valve-spring-1pk\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.645 OD Triple Valve Spring — Extreme Drag Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/pac-racing-springs-1-025-valve-spring-ovate-beehive\" style=\"color:#0066cc;text-decoration:none;\"\u003ePAC Racing Springs 1200 Series 1.025 OD Ovate Beehive Valve Spring — High-Efficiency Perfo\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"PAC Racing Springs S133-1 Chromoly Valve Spring Locator 1.650 OD \\u2014 Universal Engine Build\",\"description\":\"Upgrade your valvetrain with the PAC Racing Springs S133-1 Chromoly Locator. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for PAC Racing Springs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the PAC Racing Springs S133-1 Chromoly Valve Spring Locator 1.650 OD \\u2014 Universal Eng?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. 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