Supercharger/Nitrous Retro-Fit Hydraulic Roller Cam - Chevrolet Big Block 309/314

Retro-Fit Hydraulic Roller Cam. Good cam for street/strip applications, has very good mid range and upper RPM torque and HP. Needs 3500-4000 RPM stall converter, 10:1+ compression ratio and 4.10+ gearing. Rough idle.; Advertised Duration (Int/Exh): 309/314; Duration @ .050 (Int/Exh): 250/255; Gross Valve Lift (Int/Exh): .629/.629; LSA/ICL: 112/110; Valve Lash (Int/Exh): Hyd/Hyd; RPM Range: 3800-7000; Includes: Cam Only