Drag Race Hydraulic Flat Tappet Cam - Chevrolet Small Block 305/305
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Hydraulic, rough idle. Good for bracket car with 355-406 cubic inch motors. Needs 4000-4500 RPM stall converter, headers, 10.5:1 compression ratio and 4.56 gearing.; Advertised Duration (Int/Exh): 305/305; Duration @ .050 (Int/Exh): 255/255; Gross Valve Lift (Int/Exh): .540/.540; LSA/ICL: 106/102; Valve Lash (Int/Exh): Hyd/Hyd; RPM Range: 4000-7000; Includes: Cam Only