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.” *SK-Kit - Small Kit Includes* * Camshaft * Lifters * Timing Chain Set * Assembly Lube * Decals * Instructions PartNumber : ccaSK11-236-4 Description : Small Kit; Includes Xtreme Marine Camshaft Title : SK11-236-4 CamShaft Kit, CB XM270H-12 Advertised Exhaust Duration : 286 Advertised Intake Duration : 270 Basic Operating RPM Range : 1,600-5,800 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Flat Tappet Camshaft Series : Xtreme Marine Engine Family : Chevrolet 396-454 c.i. 8 Cylinder (1967-1996) Exhaust Duration at .050 inch Lift : 236 Exhaust Valve Lift : 0.547 Gaskets Included : No Intake Duration at .050 Inch Lift : 226 Intake Valve Lift : 0.544 Kit Type : SK-Kit - Small Kit Lifter Style : Hydraulic Flat Tappet Lifters Included : Yes Locks Included : No Pushrods Included : No Retainers Included : No Timing Chain and Gears Included : Yes Usage : Marine Valve Stem Seals Included : No Assembly Lubricant Included : Yes Camshaft Gear Attachment : 3-Bolt Camshaft Material : Cast Iron Lobe Separation : 112 Valve Springs Required : Yes Exhaust Duration @ .050 in. : 236 Intake Duration : 270 Exhaust Valve Lift(in) : 0.547 RPM Range : 1000-7000 Intake Duration @ .050 in. : 226 Lifter Type : Hydraulic Flat Tappet Intake Valve Lift(in) : 0.544 Exhaust Duration : 286 Engine Components::Camshafts