Holley Carburetor - Double Pumper - Model 4150 - Aluminum Double Pumper - 4-Barrel - 650 CFM - Square Bore - Electric Choke - Mechanical Secondary - Dual Inlet - Aluminum - Tumble Polished - Each-0-4777SAE--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--YES Truck Freight ---NO