Drag Race Solid Roller Cam - Chevrolet Small Block 328/338 (4/7 Swap, 0.900 Base Circle)

Solid Roller Cam. Rough idle. Excellent cam for big cubic inch small block motors. Needs 5500 RPM stall converter, headers, 12.5:1 compression ratio or better, and 5.13 gearing or better. Great top end horsepower and works well with nitrous! .900 Base Circle size with 1-8-7-3-6-5-4-2 Firing order.; Advertised Duration (Int/Exh): 328/338; Duration @ .050 (Int/Exh): 285/295; Gross Valve Lift (Int/Exh): .669/.633; LSA/ICL: 110/106; Valve Lash (Int/Exh): .024/.026; RPM Range: 4600-8500; Includes: Cam Only