ADJUSTABLE VACUUM SECONDARY HOUSING. Adjustable Vacuum Secondary Housing. Housing Cover, Vacuum Secondary. No longer are you required to change the spring or take apart the housing. QUICK FUEL. Quick Fuel 63-12.
750CFM For Holley Quick Fuel 4150 Carburetor Double-Pumper 4 Barrel Carb E-Choke
HOLLEY QUICK FUEL 4150 CARBURETOR AIR SCREEN DRAG RACING - #SRP9000
650 CFM For HOLLEY QUICK FUEL BRAWLER CARBURETOR 4150 4 BARREL ELECTRIC CHOKE US
