Comp Cams Camshaft - Blower and Turbo - Mechanical Flat Tappet - Lift 0.540 / 0.563 in - Duration 290 / 300 - 114 LSA - 3000 / 6500 RPM - Small Block Chevy - Each-12-405-5--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO