Comp Cams Camshaft - Xtreme Energy - Hydraulic Flat Tappet - Lift 0.488 / 0.491 in - Duration 274 / 286 - 110 LSA - 1800 / 6000 RPM - Pontiac V8 - Each-51-224-4--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO