Comp Cams Camshaft - Xtreme 4 x 4 - Hydraulic Roller - Lift 0.458 / 0.458 in - Duration 258 / 262 - 111 LSA - 1000 / 5000 RPM - Small Block Chevy - Each-08-409-8--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO