COMP Cams Xtreme Energy Hi-Lift cam and lifter kits are designed to take advantage of the latest improvements in valvetrain components and the newest developments in camshaft design. The aggressive lobe design of these cams produces better throttle response, and their high-lift design gives extra lift for top-end horsepower.

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COMP Cams Camshaft, Mutha' Thumpr, Hydraulic Flat, Advertised Duration 287/305, Lift .489/.476, For Chevrolet Small Block, Each

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COMP Cams Cam / Lifters / Valvetrain Xtreme 4x4 Hydraulic Flat Advertised Duration 262 / 270 Lif

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COMP Cams Cam / Lifters / Valvetrain Xtreme Energy Hydraulic Flat Advertised Duration 268 / 280

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COMP Cams Cam/Lifters/Timing, Xtreme Energy, Hydraulic Roller, Advertised Duration 264/270, Lift .513/.513, For Ford 351W, Kit

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COMP Cams Camshaft, Thumpr, Hydraulic Roller, Advertised Duration 283/303, Lift .557/.539, 351C, 351M-400M, Each

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