Carter BBD

1956 Plymouth V-8 Model P-29 BBD Dual Down Draft w/Automatic Choke, Carburetor Numbers: 2299S, 2300S, 2301S, 2299S – Standard Transmission...

Adjustments – Air Bled Design Float Setting Invert casting and hold finger against float fulcrum pin retainer to assure fulcrum...

Air Bled & Solid Fuel Air Bled The air bled circuit used prior to 197 4 has an emulsion tube...

Hard Starting After Sitting The following are things you need to look at, not in any order: The float bowl...

Bowl Vent AdjustmentWhen no pin position wire is available, use some wire tightly wrapped around the stem.

The Carter BBD usually includes the choke thermostat along with a choke pull-off. This 2 barrel carburetor generally uses a...

Remove float to adjust. To obtain proper alignment it may be necessary to bend float lip at either or both...

BBD Accelerator Pump Assembly Gas is flooding over the top. Bottom line is that you are getting too much fuel...

When the throttle is pressed, the engine will get the extra fuel it needs via the accelerator pump circuit. This...

Idle Mixture Adjustment Bring the engine to operating temperature. Adjust the idle to manufactures specifications. Having the idle up too...

Fuel Pump Pressure & Volume When performing pressure and volume tests on this pump, it is necessary to pro­vide the...

The model BBD is a BB design, dual carburetor with low overall height. Accessible adjustments and removable subassemblies. It has...

Idle By-Pass Assist Some BBD units incorporate an idle by-pass assist. This passage goes through the main body, and the...

Fast Idle and Unloader During the warm-up period, it is necessary to provide a fast idle speed to prevent engine...