Comp Cams Camshaft - Magnum - Hydraulic Flat Tappet - Lift 0.585 / 0.585 in - Duration 305 / 305 - 110 LSA - 3000 / 6800 RPM - Big Block Ford - Each-34-337-4--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO