Comp Cams Xtreme Energy 218/224 Hydraulic Roller Cam For GM 8100/8.1L

  

Comp Cams Xtreme Energy 218/224 Hydraulic Roller Cam For GM 8100/8.1L. Intake Duration at 050 inch Lift. Exhaust Duration at 050 inch Lift. 0.51 in (12.954 mm). Intake Valve Lift with Factory Rocker Arm Ratio.

Exhaust Valve Lift with Factory Rocker Arm Ratio. Valve Lift with Factory Rocker Arm Ratio.

Duration at 050 inch Lift.