Comp Cams Magnum Hydraulic Roller Retro Fit Camshaft For Chevy Big Block 396-454. 10.5:1 compression, 3500+ stall, 4.10 or lower gears.
Headers, good intake and heads. Engine Family: Chevrolet 396-454 c. RPM Operating Range: 3,500-6,500.Intake Valve Lift: 0.612. Exhaust Valve Lift: 0.612.