Comp Cams Camshaft - Tight Lash - Mechanical Flat Tappet - Lift 0.520 / 0.530 in - Duration 276 / 280 - 106 LSA - 2800 / 6300 RPM - Small Block Chevy - Each-12-500-5--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO