Oval Track Solid Roller Cam - Chevrolet Small Block 297/305 (4/7 Swap)-1

Solid Roller Cam. Rough idle. Good cam for oval track outlaw late model racing on 3/8 - 1/2 mile tracks. Works well in 380-415 cubic inch motors with 1.6/1.55 rocker arm ratios. 1-8-7-3-6-5-4-2 Firing order.; Advertised Duration (Int/Exh): 297/305; Duration @ .050 (Int/Exh): 264/272; Gross Valve Lift (Int/Exh): .648/.627; LSA/ICL: 106/102; Valve Lash (Int/Exh): .022/.024; RPM Range: 4000-8000; Includes: Cam Only