Comp Cams Camshaft - Xtreme Energy - Hydraulic Roller - Lift 0.544 / 0.555 in - Duration 266 / 274 - 112 LSA - 1600 / 5600 RPM - Small Block Ford - Each-35-514-8--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO