Voodoo Hydraulic Flat Tappet Cam - Oldsmobile V8 250/256

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Hydraulic Flat Tappet. The best choice for all feed back OEM carb applications. Expect strong low to mid range horsepower and torque gains. Excellent for both RV type vehicles and pleasure boats or towing applications. Good idle.; Advertised Duration (Int/Exh): 250/256; Duration @ .050 (Int/Exh): 207/213; Gross Valve Lift (Int/Exh): .466/.485; LSA/ICL: 112/108; Valve Lash (Int/Exh): Hyd/Hyd; RPM Range: 800-5000; Includes: Cam Only