EFI Hydraulic Roller Cam - Chevrolet LT1, LT4 270/279

Hydraulic Roller Cam. For daily performance use and efficiency. Improved low end response and mid range torque and HP over OEM cam. Good idle.; 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