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 : ccaCL12-309-4 Description : Cam & Lifter Kit; Includes Magnum Muscle Camshaft Title : CL12-309-4 Cam and Lifter Kit, CS 284S-10 Exhaust Duration : 284 Exhaust Duration @ .050 in. : 246 RPM Range : 2000-9000 Usage : Street/Performance Intake Valve Lift(in) : 0.489 Exhaust Valve Lift(in) : 0.489 Intake Duration @ .050 in. : 246 Intake Duration : 284 Lifter Type : Hydraulic Flat Tappet Engine Components::Camshaft & Lifter Kits