• Jets and Metering Rods (Carter AFB)

    My AFB has taller jets than those currently available, is this an issue?No, you can use the standard replacement jets, just be sure the orifice size is the same.

  • Vents (Carter AFB)

    What is the vent pointed to in the illustration? This is the fuel bowl vent. This would have been connected back to the engine so that the gas fumes were burned off. Prior to this, carburetors were vented to the outside air. It must be left open, or gas will…

  • Checkballs and Weights (Carter AFB)

    There is no check ball in the bottom of my accelerator pump well.Your AFB probably has a check valve near the bottom of the float bowl next to the pump well. This is the inlet check. There is a weight in the pump discharge, but no ballSome use a rectangular…

  • Carter AFB Flooding Problem

    Gas is leaking out of the main throttle shaft, or gas is coming out of the top vents, or you get black smoke while idling. All of these are indications of too much gas, or flooding. Here is a list of possible causes in no order of importance. Most float…