{"title":"Carburetor Base Plates","description":null,"products":[{"product_id":"complete-baseplate-assm-650-800-cfm","title":"Advanced Engine Design Complete Baseplate Assembly 650-800 CFM — Fits Holley 4150","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 Advanced Engine Design\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eAdvanced Engine Design engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Advanced Engine Design lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eComplete Aluminum Baseplate Assembly for Holley 4150\u003c\/h2\u003e\u003cp\u003eRestore your carburetor's performance with the Advanced Engine Design Complete Baseplate Assembly. Designed specifically for Holley 4150 carburetors rated at 650-800 CFM, this assembly is a direct replacement for worn or damaged factory baseplates. Crafted from high-grade aluminum with a natural finish, this unit provides the structural rigidity and precision throttle response required for high-performance street and track applications.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Flow Design:\u003c\/strong\u003e Optimized for 650-800 CFM carburetors to ensure maximum airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Aluminum:\u003c\/strong\u003e Lightweight yet robust construction resists warping under high heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Assembly:\u003c\/strong\u003e Includes all necessary components for a seamless installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Throttle Response:\u003c\/strong\u003e Precision machining ensures smooth butterfly operation and consistent idle.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOver time, throttle shafts can wear out and baseplates can warp, leading to vacuum leaks and inconsistent performance. Replacing the entire assembly is the most effective way to eliminate these issues and return your carburetor to factory-fresh operation. This unit is built to the highest standards, ensuring that your Holley 4150 functions exactly as intended. Whether you are fixing a rough idle or upgrading your fuel system for better throttle control, this baseplate assembly is an essential component for your engine build. Experience improved drivability and reliable performance with this premium replacement part. Get your engine back on the road with 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 Advanced Engine Design 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\/350-500cfm-holley-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 2300 Carburetor Rebuild Kit — 350-500 CFM\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/350-500cfm-holley-pro-series-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design 350-500 CFM Holley 2300 Pro Series Carburetor Renew Kit — Gas\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Performance Renew Kit — 390-1000 CFM Carburetor Rebuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-pro-series-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Pro Series Renew Kit — 390-1000 CFM Carburetor Rebuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-renew-kit-alcohol\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Alcohol Renew Kit — 390-950 CFM Carburetor Rebuild\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\":\"Advanced Engine Design Complete Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 4150\",\"description\":\"Replace your worn baseplate with the Advanced Engine Design assembly for Holley 4150. Precision aluminum construction for 650-800 CFM. Order at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Advanced Engine Design\"},\"mpn\":\"6460\",\"url\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-650-800-cfm\",\"offers\":{\"@type\":\"Offer\",\"price\":\"119.93\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-650-800-cfm\",\"sku\":\"BJLH_6460\"}}\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\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Advanced Engine Design\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=Advanced+Engine+Design\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Advanced Engine Design Complete Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 4150\",\"item\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-650-800-cfm\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the Advanced Engine Design Complete Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 415 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 Advanced Engine Design?\",\"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 Advanced Engine Design Complete Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 415?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"Advanced Engine Design","offers":[{"title":"Default Title","offer_id":40866615525460,"sku":"BJLH_6460","price":128.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/AED6460.jpg?v=1714266727"},{"product_id":"complete-baseplate-assm-650-800-cfm-w-4-corner","title":"Advanced Engine Design 4-Corner Baseplate Assembly 650-800 CFM — Fits Holley 4150","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 Advanced Engine Design\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eAdvanced Engine Design engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Advanced Engine Design lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision 4-Corner Baseplate Assembly for Holley 4150\u003c\/h2\u003e\u003cp\u003eUnlock the full potential of your Holley 4150 carburetor with the Advanced Engine Design 4-Corner Baseplate Assembly. This high-performance component is engineered for 650-800 CFM carburetors, specifically designed to support 4-corner idle systems. By allowing for independent adjustment of all four idle circuits, this baseplate provides superior tuning capability and a smoother transition from idle to wide-open throttle.\u003c\/p\u003e\u003ch3\u003ePerformance Advantages\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Corner Idle Tuning:\u003c\/strong\u003e Offers precise control over your engine's idle mixture for better performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Flow Aluminum:\u003c\/strong\u003e Lightweight, durable aluminum construction for improved heat dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fitment:\u003c\/strong\u003e Engineered for Holley 4150 series carburetors for an easy, hassle-free installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Operation:\u003c\/strong\u003e Precision-machined throttle bores ensure consistent butterfly movement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 4-corner idle system is a preferred choice for high-performance engines, especially those with aggressive camshafts that require more precise fuel control at idle. This baseplate assembly replaces your existing unit, providing a fresh, tight seal and eliminating vacuum leaks that often plague older carburetors. The natural aluminum finish looks great in any engine bay, while the robust construction ensures long-term reliability under demanding conditions. If you are serious about tuning your engine for peak performance and drivability, this baseplate is a critical upgrade. Don't settle for a worn-out stock baseplate when you can improve your fuel delivery and throttle response with this precision-engineered assembly. Find this and other 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 Advanced Engine Design 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\/350-500cfm-holley-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 2300 Carburetor Rebuild Kit — 350-500 CFM\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/350-500cfm-holley-pro-series-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design 350-500 CFM Holley 2300 Pro Series Carburetor Renew Kit — Gas\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Performance Renew Kit — 390-1000 CFM Carburetor Rebuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-pro-series-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Pro Series Renew Kit — 390-1000 CFM Carburetor Rebuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-renew-kit-alcohol\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Alcohol Renew Kit — 390-950 CFM Carburetor Rebuild\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\":\"Advanced Engine Design 4-Corner Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 4150\",\"description\":\"Upgrade to the Advanced Engine Design 4-Corner baseplate assembly for Holley 4150 carburetors. Precision aluminum for 650-800 CFM. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Advanced Engine Design\"},\"mpn\":\"6465\",\"url\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-650-800-cfm-w-4-corner\",\"offers\":{\"@type\":\"Offer\",\"price\":\"119.93\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-650-800-cfm-w-4-corner\",\"sku\":\"BJLH_6465\"}}\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\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Advanced Engine Design\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=Advanced+Engine+Design\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Advanced Engine Design 4-Corner Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 4150\",\"item\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-650-800-cfm-w-4-corner\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the Advanced Engine Design 4-Corner Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 415 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 Advanced Engine Design?\",\"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 Advanced Engine Design 4-Corner Baseplate Assembly 650-800 CFM \\u2014 Fits Holley 415?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"Advanced Engine Design","offers":[{"title":"Default Title","offer_id":40866616442964,"sku":"BJLH_6465","price":128.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/AED6465.jpg?v=1714266736"},{"product_id":"complete-baseplate-assm-850-cfm","title":"Advanced Engine Design Complete Baseplate Assembly 850 CFM — Fits Holley 4150","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 Advanced Engine Design\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eAdvanced Engine Design engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Advanced Engine Design 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\/vluxsaaikJw\" 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-Flow Baseplate Assembly for 850 CFM Holley 4150\u003c\/h2\u003e\u003cp\u003eMaximize the air-fuel delivery of your high-performance engine with the Advanced Engine Design Complete Baseplate Assembly. Specifically calibrated for 850 CFM Holley 4150 carburetors, this assembly is designed to handle the increased airflow demands of high-horsepower builds. Constructed from premium aluminum, this unit provides the structural integrity needed to prevent warping and vacuum leaks, ensuring your engine runs consistently at high RPMs.\u003c\/p\u003e\u003ch3\u003eKey Features for High-Output Engines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e850 CFM Compatibility:\u003c\/strong\u003e Optimized for larger carburetors to support high-airflow requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Aluminum Construction:\u003c\/strong\u003e Resists heat-induced deformation for a lasting, tight seal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Unit:\u003c\/strong\u003e Comes fully assembled for a quick and easy installation on your Holley 4150.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Machining:\u003c\/strong\u003e Ensures smooth throttle response and accurate butterfly alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen you are running an 850 CFM carburetor, every detail matters. A worn or ill-fitting baseplate can cause significant performance losses, including erratic idle and lean conditions at high speeds. This Advanced Engine Design assembly is the perfect solution for restoring your carburetor's efficiency and power. By replacing your old baseplate with this high-quality aluminum unit, you ensure that your engine receives the precise amount of air and fuel it needs to perform at its peak. Whether you are building a street machine or a dedicated track car, this component is essential for maintaining the reliability and power of your Holley 4150. Invest in quality components to keep your engine running strong. Discover the difference with performance parts 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 Advanced Engine Design 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\/350-500cfm-holley-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 2300 Carburetor Rebuild Kit — 350-500 CFM\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/350-500cfm-holley-pro-series-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design 350-500 CFM Holley 2300 Pro Series Carburetor Renew Kit — Gas\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Performance Renew Kit — 390-1000 CFM Carburetor Rebuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-pro-series-renew-kit\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Pro Series Renew Kit — 390-1000 CFM Carburetor Rebuild\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/390-950cfm-holley-renew-kit-alcohol\" style=\"color:#0066cc;text-decoration:none;\"\u003eAdvanced Engine Design Holley 4150 Alcohol Renew Kit — 390-950 CFM Carburetor Rebuild\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\":\"Advanced Engine Design Complete Baseplate Assembly 850 CFM \\u2014 Fits Holley 4150\",\"description\":\"High-flow Advanced Engine Design baseplate assembly for 850 CFM Holley 4150 carburetors. Durable aluminum construction. Order your upgrade at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Advanced Engine Design\"},\"mpn\":\"6470\",\"url\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-850-cfm\",\"offers\":{\"@type\":\"Offer\",\"price\":\"119.93\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-850-cfm\",\"sku\":\"BJLH_6470\"}}\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\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Advanced Engine Design\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=Advanced+Engine+Design\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Advanced Engine Design Complete Baseplate Assembly 850 CFM \\u2014 Fits Holley 4150\",\"item\":\"https:\/\/ggcracing.com\/products\/complete-baseplate-assm-850-cfm\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the Advanced Engine Design Complete Baseplate Assembly 850 CFM \\u2014 Fits Holley 4150 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 Advanced Engine Design?\",\"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 Advanced Engine Design Complete Baseplate Assembly 850 CFM \\u2014 Fits Holley 4150?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"Advanced Engine Design","offers":[{"title":"Default Title","offer_id":40866616475732,"sku":"BJLH_6470","price":128.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/AED6470.jpg?v=1714266744"}],"url":"https:\/\/ggcracing.com\/collections\/carburetor-base-plates\/closeout.oembed","provider":"GGCRACING INC","version":"1.0","type":"link"}