Comp Cams Camshaft - Xtreme Marine - Hydraulic Roller - Lift 0.610 / 0.627 in - Duration 289 / 297 - 114 LSA - 2500 / 6000 - Big Block Chevy - Each-01-446-11--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO