Comp Cams Camshaft - Magnum - Hydraulic Flat Tappet - Lift 0.500 / 0.500 in - Duration 270 / 270 - 110 LSA - 1800 / 5800 RPM - Small Block Ford - Each-31-414-3--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO