Comp Cams Camshaft - Xtreme Energy - Hydraulic Roller - Lift 0.474 / 0.474 in - Duration 260 / 264 - 111 LSA - 1200 / 5200 RPM - Small Block Chevy - Each-12-411-8--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO