Comp Cams Camshaft - Mutha' Thumpr - Hydraulic Flat Tappet - Lift 0.497 / 0.483 in - Duration 287 / 304 - 107 LSA - 2200 / 6100 RPM - Small Block Mopar - Each-20-601-4--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO