Comp Cams Camshaft - Xtreme Energy - Hydraulic Roller - Lift 0.562 / 0.580 in - Duration 300 / 306 - 110 LSA - 3200 / 6200 RPM - Small Block Chevy - Each-12-444-8--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO