Competition Cams K11-602-4 Big Mutha Thumpr Camshaft Kit Fits select: 1973-1989 CHEVROLET P30, 1973-1986 CHEVROLET C30

K11-602-4 - Camshaft Kit, CB 295T H-107 BM T THUMPR. Complete kit. 3 grinds to fit all of your performance needs. Long exhaust duration. Produces a powerful hard-hitting exhaust note. Excellent horsepower gains and broad torque curve. Delivers real seat of the pants performance. Designed for use with the latest in valve train components. Three unique cam designs for each application that deliver excellent horsepower gains & broad torque curve; perfect choice for muscle cars & street rods. Early intake valve opening & long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters & more rear gear.

Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle. 2,300-6,200 RPM Operating Range 243/257 Duration at .050". 107 Degree Lobe Separation Angle. 0.522"/0.507" Valve Lift K Kits vary in their contents, but generally contain a camshaft, a set of lifters, valve springs, retainers, locks, valve seals, timing set, assembly lubricant, decals and instructions. Check description for more accurate listing of kit contents. Excellent Horsepower Gains And Broad Torque Curve