Comp Cams Camshaft / Lifters - Magnum - Hydraulic Flat Tappet - Lift 0.480 / 0.480 in - Duration 280 / 280 - 110 LSA - 2000 / 6000 RPM - Small Block Chevy - Kit-CL12-212-2--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO