Big Mutha'Thumpr 243/257 Hydraulic Roller Cam and Lifter Kit for Chevy Big Block 396-454. Brandname: Comp Cams Part Number: CL11-602-8.
Big Mutha'ThumprT 243/257 Hydraulic Roller Cam and Lifter Kit for Chevy Big Block 396-454. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears, and headers, very rough idle. Engine Family:Chevrolet 396-454 c.
RPM Operating Range:2,500-6,100. Intake Valve Lift:0.57. Exhaust Valve Lift:0.554.
WARNING : This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer.