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COMP Cams Thumpr Mechanical Flat Tappet Camshafts

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From moderate street racing to serious racing, COMP Cams Thumpr mechanical flat tappet camshafts offer increased rpm and aggressiveness to keep you out in front. Three unique cam designs--Thumpr, Mutha' Thumpr and Big Mutha' Thumpr--deliver excellent horsepower gains and broad torque curves for your musclecar and street rods. The Thumprs' early intake valve opening and long exhaust duration create optimum overlap for a powerful, hard-hitting exhaust note. If you like to be heard, COMP Cams Thumpr camshafts are for you.

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