Isky Cams Camshaft / Lifters - Mega-Cams - Hydraulic Flat Tappet - Lift 0.485 / 0.485 in - Duration 280 / 280 - 108 LSA - 2500 / 6800 RPM - Small Block Chevy - Kit-CL201281--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO