BareBones Hydraulic Flat Tappet Cam - Chevrolet Big Block 290/300

Hydraulic Flat Tappet. Noticable idle, great mid range and upper RPM power. Great for street performance or mild bracket racing. ;Advertised Duration (Int/Exh): 290/300 ;Duration @ .050 (Int/Exh): 224/234 ;Gross Valve Lift (Int/Exh): .527/.553 ;LSA/ICL: 112/107 ;Valve Lash (Int/Exh): Hyd/Hyd ;RPM Range: 1500-5500 ;Includes: Cam Only