Comp Cams Camshaft - Drag Race - Mechanical Roller - Lift 0.748 / 0.748 in - Duration 321 / 336 - 112 LSA - 5000 / 7500 RPM - Big Block Chevy - Each-11-740-9--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO