Chevy 283 327 350 400 Ultimate Cam+Lifters+Springs+Retainers+Locks Kit 375HP (std) A Falcon Performance ULTIMATE CAM KIT offers you everything needed to perform a cam change for your street/strip machine... including gaskets!!! Camshaft ,Lifter Set, Matched Valve Spring Set, Chrome-moly Retainers , Hardened Valve Locks , Cam Change Gasket Set ,Cam Assembly Lube, Double Row, Timing Set with 3-keyway Crank Sprocket 2000-6000 RPM, Strong mid-range torque, likes headers & gears, Rough Idle. Needs 2500+ stall. .480" / .480" Lift, 232 / 232@.050, 288 / 288 Adv Duration