EFI Retro-Fit Hydraulic Roller Cam - Chevrolet Small Block 270/279

Retro-Fit Hydraulic Roller. Good idle. For daily performance use and efficiency. Improved low end response and mid-range torque and horsepower over OEM cam.; Advertised Duration (Int/Exh): 270/279; Duration @ .050 (Int/Exh): 209/213; Gross Valve Lift (Int/Exh): .416/.447; LSA/ICL: 112/108; Valve Lash (Int/Exh): Hyd/Hyd; RPM Range: 1500-5200; Includes: Cam Only