{"product_id":"comp-cams-k31-494-9-xtreme-energy-224-230-hydraulic-roller-evolution-lifter-k-kit-ford-221-302","title":"COMP Cams K31-494-9 - Xtreme Energy 224\/230 Hydraulic Roller \u0026 Evolution Lifter K-Kit, Ford 221-302","description":"\u003cp\u003eCOMP Cams K31-494-9 - Xtreme Energy 224\/230 Hydraulic Roller \u0026amp; Evolution Lifter K-Kit, Ford 221-302\u003c\/p\u003e\u003cp\u003eXtreme Energy 224\/230 Hydraulic Roller \u0026amp; Evolution Lifter K-Kit, Ford 221-302\u003c\/p\u003e\u003cp\u003eThe COMP Cams Xtreme Energy camshaft delivers enhanced street performance for Ford Small Block engines, offering strong midrange torque and horsepower gains with a smooth yet noticeable idle and responsive throttle—ideal for mild performance upgrades. Designed for street machines, it performs best with proven combinations including the Edelbrock RPM Air-Gap intake manifold, headers, and a TCI Breakaway torque converter (2200–2400 stall) paired with a 3.73 gear ratio, producing a slightly rough idle and improved overall drivability. Featuring full-size base circles, this camshaft works seamlessly with COMP Cams Evolution hydraulic roller tappets and eliminates the need for dog bones and lifter retainers—components never intended for pre-1985 applications. This camshaft supersedes part number K31-442-8, delivering a dependable upgrade with balanced street and performance capability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures full-size base circles, works seamlessly with our Comp Cams Evolution hydraulic roller tappets.\u003c\/li\u003e\n\u003cli\u003eEliminates the need for dog bones and lifter retainers, which were never intended for use in pre-1985 applications.\u003c\/li\u003e\n\u003cli\u003eSupersedes K31-442-8\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\u003cdiv\u003e\n\u003cstrong\u003eCross sell \/ Upsell Part Numbers\u003c\/strong\u003e: \u003cspan\u003e89311-16, 1431-16, 431M, 26986-16\u003c\/span\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":51622586810646,"sku":"COMP-K31-494-9","price":1502.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0930\/0878\/9782\/files\/0_c_img_k31-493-9_v1_normalized_581f254d-a4c6-4b3c-9958-e4d49f79a881.jpg?v=1785353038","url":"https:\/\/www.cspracing.com\/products\/comp-cams-k31-494-9-xtreme-energy-224-230-hydraulic-roller-evolution-lifter-k-kit-ford-221-302","provider":"Complete Street Performance","version":"1.0","type":"link"}