Edelbrock Camshaft / Lifters - Performer RPM - Hydraulic Flat Tappet - Lift 0.560 / 0.573 in - Duration 300 / 306 - 112 LSA - 1500 / 6500 RPM - Big Block Chevy - Kit-7162--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO