Musclecar sound is back and nastier than ever with these Thumpr retrofit hydraulic roller cam and lifter kits from COMP Cams! These cams feature a thumping high performance idle and provide significant horsepower and torque increases. Specially engineered profiles are offered for each unique engine, providing the perfect combination of an early intake valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap to maximize your engine's nasty-idling characteristics without negatively impacting streetability. These kits include high-quality matched lifters for unbeatable performance, durability, and ease of installation.

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COMP Cams Camshaft, Computer Controlled, Hydraulic Roller Cam, Advertised Duration 264/274, Lift 0.512/0.512, For Chrysler Magnum, Each

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COMP Cams Camshaft, Drag Race, Solid Flat, Advertised Duration 324/324, Lift .650/.650, For Chrysler 383-440, Each

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Crow Cams Camshaft Exhaust Roller, Nissan TB48, Adv. Dur. 294/294, Valve Lift .490in. /.490in, Each

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COMP Cams Camshaft, XFI RPM, Hydraulic Roller, Advertised Duration 275/277, Lift .566/.568, GM LS GEN III/IV, Each

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