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Camshaft, Comp Cams Thumpr, Mutha Thumpr K-Kit, BBC, Hyd Roller
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This Mutha Thumpr hydraulic roller complete cam kit is designed for Big Block Chevrolet 396-454. Valve lift is .558/.542 inch, advertised duration is 291/311 degrees, duration at .050-inch lift is 235/249 degrees, lobe separation is 107 degrees, and the documented operating range is 2000-5800 RPM. High-performance street/strip; rough idle. The complete K-Kit includes the camshaft, lifters, timing set, valve springs, retainers, locks and valve seals.
• Big Block Chevrolet 396-454 application • Mutha Thumpr hydraulic roller design • Valve lift: .558/.542 inch • Duration @ .050: 235/249 degrees • 107-degree lobe separation • Complete K-Kit valvetrain package
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