BBD with Feedback – Electronic version. Your carburetor would have wires going to it.BBD1 1/4″ Solid Fuel with Integral Choke – This means the automatic choke is attached to the carburetor.
BBD 1 1/4″ Solid Fuel with Divorced Choke – This means the choke thermostat is in the manifold and not attached to the carburetor. There is a linkage that connects the choke to the carburetor.BBD 1 1/4″ with Divorced Choke – This means the choke thermostat is in the manifold and not attached to the carburetor. There is a linkage that connects the choke to the carburetor.BBD 1 1/2″ with Divorced Choke – This means the choke thermostat is in the manifold and not attached to the carburetor. There is a linkage that connects the choke to the carburetor.
BBD Carburetor

Carter BBD Catalog

 

Carter BBD Carburetor Catalog

 

 

 

Free Carter BBD Manuals These manuals contain specifications, parts lists and instructions. The manuals can also be used to help identify those carburetors without
tags.

Carter BBD Carburetor Manual

Application Carburetor
Number
1955 Plymouth P-27 2259s, 2259sa, 2259sb, 2260s, 2260sa,
2260sb,
2261s, 2261sa, 2261sb, 2274s, 2274sa
1956 Plymouth P-29 2299s, 2300s, 2301s
DeSoto V-8 Model S-25 1957 2522s, 2522sa, 2522sb
1957 Dodge Truck 2550s
1957 Dodge Truck 2620s, 2620sa
1957 Plymouth P-31 2512s, 2512sa, 2512sb, 2512sc, 2513s,
2513sa,
2513sb, 2513sc,2514s, 2514sa, 2514sb, 2514sc
1968-69 Chrysler Products 4416s, 4420s, 4422s, 4417s, 4421s, 4423s,
4578s, 4418s, 4419s