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 : ccaSK11-412-8 Description : Small Kit; Includes Computer Controlled Camshaft Title : SK11-412-8 CamShaft Kit, CB 266H-R12 Advertised Exhaust Duration : 276 Advertised Intake Duration : 266 Basic Operating RPM Range : 1,000-5,000 California Proposition 65 : WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Cam Type : Hydraulic Roller Camshaft Series : Computer Controlled Engine Family : Chevrolet 396-454 c.i. 8 Cylinder (1967-1996) Exhaust Duration at .050 inch Lift : 220 Exhaust Valve Lift : 0.485 Gaskets Included : No Intake Duration at .050 Inch Lift : 210 Intake Valve Lift : 0.485 Kit Type : SK-Kit - Small Kit Lifter Style : Hydraulic Roller Lifters Included : Yes Locks Included : No Pushrods Included : No Retainers Included : No Timing Chain and Gears Included : Yes Usage : Street/Performance 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 Exhaust Duration : 276 Intake Duration : 266 RPM Range : 1000-7000 Exhaust Valve Lift(in) : 0.485 Intake Valve Lift(in) : 0.485 Exhaust Duration @ .050 in. : 220 Intake Duration @ .050 in. : 210 Lifter Type : Hydraulic Roller Engine Components::Camshafts