Comp Cams Camshaft / Lifters / Springs / Timing Set - Xtreme 4 x 4 - Hydraulic Flat Tappet - Lift 0.462 / 0.480 in - Duration 262 / 270 - 111 LSA - 1300 / 5600 RPM - Small Block Chevy - Kit-K12-239-3--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO