Comp Cams Camshaft - Low Lift Oval Track - Mechanical Flat Tappet - Lift 0.473 / 0.473 in - Duration 270 / 282 - 106 LSA - 2500 / 6000 RPM - Small Block Chevy - Each-12-523-5--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO