Oval Track Solid Roller Cam & Lifter Kit - Chevrolet Small Block (0.900 Base Circle) 297/309
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Solid Roller Cam. Good cam for oval track outlaw late model racing on 3/8-1/2 mile tracks. Works well in 415 and up c.i. motors with 1.6/1.55 rocker arm ratios. Rough idle. ;Advertised Duration (Int/Exh): 297/309 ;Duration @ .050 (Int/Exh): 264/276 ;Gross Valve Lift (Int/Exh): .648/.627 ;LSA/ICL: 106/102 ;Valve Lash (Int/Exh): .022/.024 ;RPM Range: 4000-8000 ;Includes: Cam & Lifters (#72403-16)