Holley Double Pumper Model 4150 750 CFM 4-Barrel Carburetor - Square Bore - Manual Choke - Mechanical Secondary - Dual Inlet - Silver SB51201 Vehicle Applications: 1957 Chevrolet Bel

Vehicle Applications: 1957 Chevrolet Bel Air Base CID 283 Naturally Aspirated GAS

Also built in to the switch is a rubber mounting band that makes mounting to a shifter handle a breeze

Reduces Turbulence And Smoothes Air Entry Into The Venturi

Enhanced Bluetooth with InstaPair

Holley Double Pumper Model 4150 750 CFM 4-Barrel Carburetor - Square Bore - Manual Choke - Mechanical Secondary - Dual Inlet - Silver SB51201 Vehicle Applications: 1957 Chevrolet BelHolley Double Pumper Carburetor 0 4779S Shiny Finish 4 bbl 750 CFM Mechanical Secondary Model 4150 Manual Choke Not Legal For Sale Use In California Mechanical Secondary Dual Accelerator Pumps Manual Choke Two Corner Idle Dual Feed Fuel Inlet 1 Timed Port 1 Vacuum 1 PCV Port Intended For Lightweight Vehicles w Manual Trans. Installation And Tuning DVD Incl. Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors