Hydraulic Flat Tappet. Good cam for street performance, off road or oval track hobby stock applications. Needs 2500 RPM stall converter, headers, 9:1 compression ratio and 3.55+ gearing. Fair idle. ;Advertised Duration (Int/Exh): 275/290 ;Duration @ .050 (Int/Exh): 225/240 ;Gross Valve Lift (Int/Exh): .550/.560 ;LSA/ICL: 110/106 ;Valve Lash (Int/Exh): Hyd/Hyd ;RPM Range: 2200-5000 ;Includes: Cam Only
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