Product Information
- High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
- 1,900-5,500 RPM Operating Range
- 227/241 Duration at .050". 107 Degree Lobe Separation Angle. 0.547"/0.53" 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, decals and instructions. Check description for more accurate listing of kit contents.
- Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear.
- Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve.
- Fits Chevrolet 396-454 Mark IV Big Block
- Made in USA
