Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle. Nitrided.
Big Mutha' Thumpr Nitrided 243/257 Hydraulic Flat Cam for Chevrolet Big Block 396-454. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, Gear and headers, very rough idle.
