Products specifications
Engine Make/SizeChevy Big Block Mark IV
FitmentUniversal Fit
Exh. Duration @ .050 in. (Deg)256
Exh. Duration Advertised (Deg)315
Exhaust Valve Lift (in)0.643
Int. Duration @ .050 in. (Deg)248
Int. Duration Advertised (Deg)308
Intake Valve Lift (in)0.629
Lifter TypeHydraulic Roller
RPM Range1500-6500
UsageStreet/Performance