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 : ccaCL12-444-8 Description : Cam & Lifter Kit; Includes Xtreme Energy Camshaft Title : CL12-444-8 Cam and Lifter Kit, CS XR300HR-10 Advertised Exhaust Duration : 306 Advertised Intake Duration : 300 Basic Operating RPM Range : 3200-6,200 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Roller Camshaft Series : Xtreme Energy Engine Family : Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) Exhaust Duration at .050 inch Lift : 254 Exhaust Valve Lift : 0.58 Gaskets Included : No Intake Duration at .050 Inch Lift : 248 Intake Valve Lift : 0.562 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 : Street/Performance Valve Stem Seals Included : No Assembly Lubricant Included : No Camshaft Gear Attachment : 3-Bolt Camshaft Material : Austempered Ductile Iron Lobe Separation : 110 Valve Springs Required : Yes Intake Duration @ .050 in. : 248 RPM Range : 3000-9000 Exhaust Valve Lift(in) : 0.58 Intake Duration : 300 Lifter Type : Hydraulic Roller Exhaust Duration @ .050 in. : 254 Intake Valve Lift(in) : 0.562 Exhaust Duration : 306 Engine Components::Camshaft & Lifter Kits