Drag Race Solid Roller Cam - Chevrolet Small Block 321/329

Solid Race Roller. Excellent drag race cam in 380-420 c.i. motors. Needs 6000 RPM stall converter or 5-speed transmission, headers, 13:1+ compression ratio and 5.13+ gearing. Works well in light cars with big Domina- tor style carburetors. Rough idle.; Advertised Duration (Int/Exh): 321/329; Duration @ .050 (Int/Exh): 288/294; Gross Valve Lift (Int/Exh): .682/.675; LSA/ICL: 110/104; Valve Lash (Int/Exh): .022/.022; RPM Range: 5500-9000; Includes: Cam Only