Melling M Select Retro Fit Hydraulic Roller Cam. Fits : 1957 Through Current Small Block Chevy Engines. 283 305 327 350 400 & 383 "Strokers". Upgrade Your OLD Flat Tappet Engine To Hydraulic Roller. No More need To Run Special Oils For Flat Tappet Lifters And Gain Power.
Specs : Lifter Type Hydraulic Roller Exhaust Valve Lift 0.480 in Intake Valve Lift 0.470 in Exhaust Duration at. 050 inch Lift 230 deg Intake Duration at. 050 Inch Lift 215 deg Advertised Exhaust Duration 310 deg Advertised Intake Duration 284 deg Basic Operating RPM Range 2800 RPM Cam Type Retro Roller Cam Computer Controlled Compatible No Exhaust Valve Lift with Factory Rocker Arm Ratio 1.500 in Intake Centerline 110.0 deg Intake Valve Lift with Factory Rocker Arm Ratio 1.500 in Exhaust Centerline 114.0 deg Lobe Separation 112 deg. Message Us With Any Fitment Questions.