{"title":"Oil Support Rails","description":null,"products":[{"product_id":"mahle-motorsport4-310-4-350-3mm-support-rail","title":"Mahle Motorsport 3mm Oil Support Rail 4.310-4.350 Bore — 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 Mahle Motorsport\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eMahle Motorsport engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Mahle Motorsport lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSuperior Oil Control for High-Performance Builds\u003c\/h2\u003e\u003cp\u003eProper oil control is critical for maintaining engine longevity and performance. The Mahle Motorsport 3mm oil support rail is designed to provide essential backing for your oil control rings in 4.310 to 4.350 bore engines. By ensuring the oil ring maintains consistent pressure against the cylinder wall, this support rail helps prevent oil consumption and blow-by, which are common issues in high-performance and racing engines.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Range:\u003c\/strong\u003e 4.310 - 4.350 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e High-performance piston ring assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Provides structural support for oil control rings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen you are pushing your engine to its limits, small components like support rails play a massive role in overall efficiency. Mahle's commitment to precision ensures that these rails fit perfectly within your ring pack, providing the stability needed for high-RPM operation. These rails are a must-have for any engine builder looking to optimize their ring seal and protect their investment against the stresses of competitive driving. Don't overlook the details—ensure your engine has the support it needs to perform at its peak. Find all your specialized engine hardware and performance 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 Mahle Motorsport 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\/mahle-motorsportpiston-ring-set-4-150-1-5-1-5-3-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Piston Ring Set 4.155-inch Bore 1.5\/1.5\/3.0mm — Performance Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-155-1-16-1-16-3-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Performance Piston Ring Set 4.160 Bore — 1\/16 1\/16 3\/16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-155-1-0mm-1-0mm-2-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Piston Ring Set 4.160 Bore 1.0mm 1.0mm 2.0mm — Performance Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-165-043-043-3-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Performance Piston Ring Set 4.170 Bore — File Fit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-165-bore-1-0-1-0-2-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Performance Piston Ring Set 4.170 Bore — 1.0\/1.0\/2.0mm\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\":\"Mahle Motorsport 3mm Oil Support Rail 4.310-4.350 Bore \\u2014 Fits Performance Engines\",\"description\":\"Enhance oil control with Mahle Motorsport 3mm oil support rails. Fits 4.310-4.350 bores. Essential for high-performance ring seal. Shop GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Mahle Motorsport\"},\"mpn\":\"9299226\",\"url\":\"https:\/\/ggcracing.com\/products\/mahle-motorsport4-310-4-350-3mm-support-rail\",\"offers\":{\"@type\":\"Offer\",\"price\":\"6.33\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/mahle-motorsport4-310-4-350-3mm-support-rail\",\"sku\":\"DGJH_9299226\"}}\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\":\"Mahle Motorsport\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=Mahle+Motorsport\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Mahle Motorsport 3mm Oil Support Rail 4.310-4.350 Bore \\u2014 Fits Performance Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/mahle-motorsport4-310-4-350-3mm-support-rail\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the Mahle Motorsport 3mm Oil Support Rail 4.310-4.350 Bore \\u2014 Fits Performance Engine 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 Mahle Motorsport?\",\"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 Mahle Motorsport 3mm Oil Support Rail 4.310-4.350 Bore \\u2014 Fits Performance Engine?\",\"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":"Mahle Motorsport","offers":[{"title":"Default Title","offer_id":41120139935828,"sku":"DGJH_9299226","price":6.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/MAH9299226.jpg?v=1717292768"},{"product_id":"mahle-motorsportsupport-rail-4-125-4-140-2mm","title":"Mahle Motorsport Oil Rail Support — 4.125-4.140 Bore 2mm","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 Mahle Motorsport\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eMahle Motorsport engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Mahle Motorsport 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\/-muxliTMM3g\" 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 Oil Rail Support for High-Performance Engines\u003c\/h2\u003e\u003cp\u003eMaintain optimal engine performance and oil control with the Mahle Motorsport oil rail support. Designed for precision, this component is essential for builders working with 4.125 to 4.140-inch bore sizes. When building a high-performance engine, every detail matters, and proper oil ring support is critical to preventing oil consumption and maintaining consistent compression.\u003c\/p\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBore Range: 4.125 - 4.140 inches\u003c\/li\u003e\n\u003cli\u003eRing Groove Width: 2 mm\u003c\/li\u003e\n\u003cli\u003eApplication: Oil Rail Support\u003c\/li\u003e\n\u003cli\u003eQuantity: Sold Individually\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese oil rail supports are manufactured to the highest standards, ensuring they fit perfectly within your piston ring pack. By providing the necessary stability for the oil control ring, these supports help prevent ring flutter and ensure that oil is effectively scraped from the cylinder walls back into the crankcase. This is particularly important for engines that see high RPMs or extended periods of heavy load on the track.\u003c\/p\u003e\u003cp\u003eMahle Motorsport is a trusted name in the industry, known for producing components that help engines last longer and perform better. Whether you are assembling a custom race engine or performing a high-end rebuild, incorporating these oil rail supports will give you the peace of mind that your ring pack is properly supported. Don't let a small component compromise your engine's overall performance. Secure your engine build with the best parts available 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 Mahle Motorsport 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\/mahle-motorsportpiston-ring-set-4-150-1-5-1-5-3-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Piston Ring Set 4.155-inch Bore 1.5\/1.5\/3.0mm — Performance Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-155-1-16-1-16-3-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Performance Piston Ring Set 4.160 Bore — 1\/16 1\/16 3\/16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-155-1-0mm-1-0mm-2-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Piston Ring Set 4.160 Bore 1.0mm 1.0mm 2.0mm — Performance Series\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-165-043-043-3-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Performance Piston Ring Set 4.170 Bore — File Fit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/mahle-motorsportpiston-ring-set-4-165-bore-1-0-1-0-2-0mm\" style=\"color:#0066cc;text-decoration:none;\"\u003eMahle Motorsport Performance Piston Ring Set 4.170 Bore — 1.0\/1.0\/2.0mm\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\":\"Mahle Motorsport Oil Rail Support \\u2014 4.125-4.140 Bore 2mm\",\"description\":\"Ensure proper oil control with Mahle Motorsport oil rail supports. Designed for 4.125-4.140 bores. Get the precision parts you need at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Mahle Motorsport\"},\"mpn\":\"9301840\",\"url\":\"https:\/\/ggcracing.com\/products\/mahle-motorsportsupport-rail-4-125-4-140-2mm\",\"offers\":{\"@type\":\"Offer\",\"price\":\"6.33\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/mahle-motorsportsupport-rail-4-125-4-140-2mm\",\"sku\":\"DGJH_9301840\"}}\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\":\"Mahle Motorsport\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=Mahle+Motorsport\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Mahle Motorsport Oil Rail Support \\u2014 4.125-4.140 Bore 2mm\",\"item\":\"https:\/\/ggcracing.com\/products\/mahle-motorsportsupport-rail-4-125-4-140-2mm\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the Mahle Motorsport Oil Rail Support \\u2014 4.125-4.140 Bore 2mm 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 Mahle Motorsport?\",\"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 Mahle Motorsport Oil Rail Support \\u2014 4.125-4.140 Bore 2mm?\",\"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":"Mahle Motorsport","offers":[{"title":"Default Title","offer_id":41120140165204,"sku":"DGJH_9301840","price":6.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/MAH9301840.jpg?v=1717292823"}],"url":"https:\/\/ggcracing.com\/en-co\/collections\/oil-support-rails\/closeout.oembed","provider":"GGCRACING INC","version":"1.0","type":"link"}