Holley Ultra Double Pumper Model 4150 650 CFM4-Barrel Carburetor - 4-Barrel - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gold Chromate Hypertech 2-3/8 in Thick

2-3/8 in Thick

Cuffs are adjustable from 10" to 15"Â

Sprint Rear Bumper Fits Most Chassis

ranging from grass-roots racers to top level NASCAR® and NHRA/IHRA race teams

Holley Ultra Double Pumper Model 4150 650 CFM4-Barrel Carburetor - 4-Barrel - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gold Chromate Hypertech 2-3/8 in ThickNOTE: Due to the natural color variations of the dichromate plating process, the plating color may vary from casting to casting (within a carburetor) and from carburetor to carburetor. This is considered normal and is not a cosmetic defect. If you desire a carburetor with no color variation, please shop our black and shiny finish carburetors. Performance upgrade for stock to mildly modified vehicles Universal calibration for easy bolt on performance