COMP Cams Mutha' Thumpr Hydraulic Roller Camshaft - 107 LSA - Big Block Chevy RS004C1909 1967-1973 GMC C15/C1500 Pickup

1967-1973 GMC C15/C1500 Pickup

Pyrometer Sensor

Extended Pad LifeHawk Performance's leading-edge brake friction technology is proven everyday in severe-duty motorsports and performance street brake applications

Patriot Exhaust H7024 18 gauge 1 3/4" tube diameter

COMP Cams Mutha' Thumpr Hydraulic Roller Camshaft - 107 LSA - Big Block Chevy RS004C1909 1967-1973 GMC C15/C1500 PickupDesigned to deliver an aggressive, hard hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods, the Thumpr series' early intake valve opening and long exhaust duration create optimum overlap for that race car idle. The Thumpr grinds all require an aftermarket torque converter and lower gear ratio to ensure the drivetrain