Voodoo Retro-Fit Hydraulic Roller Cam & Lifter Kit - Chevrolet Big Block 272/280

Retro-Fit Hydraulic Roller. Great mid range torque and power. Likes 2000 RPM stall converter and works great in towing applications with lower gearing. Largest for inboard/outboard performance marine use. ;Advertised Duration (Int/Exh): 272/280 ;Duration @ .050 (Int/Exh): 221/229 ;Gross Valve Lift (Int/Exh): .575/.575 ;LSA/ICL: 112/106 ;Valve Lash (Int/Exh): Hyd/Hyd ;RPM Range: 1800-5800 ;Includes: Cam & Lifters (#72431-16)