COMP Cams Mutha' Thumpr Hydraulic Roller Camshaft - 107 LSA - Small Block Chevy XBCXL 1968-1969 Pontiac Grand Prix

1968-1969 Pontiac Grand Prix

Ford Y-Block

These RaceQuip seat mounting brackets are steel construction and can be used to mount the seat between 1 inch and 4 inches in height

07-14 Suburban/Yukon XL 6

The 4778 features a 1

COMP Cams Mutha' Thumpr Hydraulic Roller Camshaft - 107 LSA - Small Block Chevy XBCXL 1968-1969 Pontiac Grand PrixDesigned 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