COMP Cams Thumpr Hydraulic Roller Camshaft - 107 LSA - Ford Cleveland / Modified Youth Head & Neck Restraints 300mA or More of Current

300mA or More of Current Drawn When Motor is Off

Jet Performance Products engineering staff is unsurpassed and considered to be the best tuners in the industry

integrated radio connection plug

1976-1978 GMC K25

1966-1966 GMC Suburban

COMP Cams Thumpr Hydraulic Roller Camshaft - 107 LSA - Ford Cleveland / Modified Youth Head & Neck Restraints 300mA or More of CurrentDesigned 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