{"product_id":"comp-cams-camshaft-kit-cs-xm-290h-12-ccak12-248-4","title":"COMP Cams Camshaft Kit CS XM 290H-12 - ccaK12-248-4","description":"COMP Cams offers complete component-matched valve train kits that deliver unbeatable performance, durability and ease of installation.  All cam kits are fully tested and manufactured to the strictest standards. Each kit’s components were specifically chosen as the best performance match for that particular camshaft so that you can reap the benefits of a perfectly matched “Power Engineered System.”  *K-Kit - Complete Kit Includes*  * Camshaft  * Lifters  * Valve Springs  * Retainers  * Valve Locks  * Valve Stem Seals  * Timing Chain Set  * Assembly Lube  * Decals  * Instructions PartNumber : ccaK12-248-4 Description : Complete Kit; Includes Xtreme Marine Camshaft Title : K12-248-4 CamShaft Kit, CS XM 290H-12 Advertised Exhaust Duration : 306 Advertised Intake Duration : 290 Basic Operating RPM Range : 2,500-6,500 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Flat Tappet Camshaft Series : Xtreme Marine Engine Family : Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) Exhaust Duration at .050 inch Lift : 256 Exhaust Valve Lift : 0.522 Gaskets Included : No Intake Duration at .050 Inch Lift : 246 Intake Valve Lift : 0.516 Kit Type : K-Kit - Complete Kit Lifter Style : Hydraulic Flat Tappet Lifters Included : Yes Usage : Marine Assembly Lubricant Included : Yes Camshaft Gear Attachment : 3-Bolt Camshaft Material : Cast Iron Lobe Separation : 112 Valve Springs Included : Yes Exhaust Duration @ .050 in. : 256 Exhaust Valve Lift(in) : 0.522 Intake Duration @ .050 in. : 246 RPM Range : 2000-9000 Exhaust Duration : 306 Intake Valve Lift(in) : 0.516 Lifter Type : Hydraulic Flat Tappet Intake Duration : 290   Engine Components::Camshafts ","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":42580879835391,"sku":"","price":568.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/1106\/2015\/products\/1ce4ab29799b8a7776d4a55a2b573f1b__43134.jpg?v=1647921702","url":"https:\/\/aristocrat-autosport-llc.myshopify.com\/products\/comp-cams-camshaft-kit-cs-xm-290h-12-ccak12-248-4","provider":"Aristocrat Autosport ","version":"1.0","type":"link"}