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.” *CL-Kit Cam & Lifter Kit Includes* * Camshaft * Lifters * Assembly Lube * Decals * Instructions PartNumber : ccaCL11-445-8 Description : Cam & Lifter Kit; Includes Xtreme Marine Camshaft Title : CL11-445-8 Cam and Lifter Kit, CB XR270H-R1 2 Advertised Exhaust Duration : 276 Advertised Intake Duration : 270 Basic Operating RPM Range : 1,600-5,400 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Roller Camshaft Series : Xtreme Marine Engine Family : Chevrolet 396-454 c.i. 8 Cylinder (1967-1996) Exhaust Duration at .050 inch Lift : 224 Exhaust Valve Lift : 0.51 Gaskets Included : No Intake Duration at .050 Inch Lift : 218 Intake Valve Lift : 0.51 Kit Type : CL-Kit - Cam and Lifter Kit Lifter Style : Hydraulic Roller Lifters Included : Yes Locks Included : No Retainers Included : No Timing Chain and Gears Included : No Usage : Marine Valve Stem Seals Included : No Assembly Lubricant Included : No Camshaft Gear Attachment : 3-Bolt Camshaft Material : Austempered Ductile Iron Lobe Separation : 112 Valve Springs Required : Yes Intake Valve Lift(in) : 0.510 Lifter Type : Hydraulic Roller Exhaust Duration @ .050 in. : 224 RPM Range : 1000-7000 Intake Duration @ .050 in. : 218 Usage : OEM Exhaust Duration : 276 Exhaust Valve Lift(in) : 0.51 Intake Duration : 270 Engine Components::Camshaft & Lifter Kits