Air horn: Accelerator pump bushing and drill bit kit. Tri-power Engine Performance supplies fuel to this carb

supplies fuel to this carb

Many prefer these on the full sized cars

Check to see what you have prior to ordering

The insulators are under the throttle bases of each of these three carburetors

Air horn: Accelerator pump bushing and drill bit kit. Tri-power Engine Performance supplies fuel to this carbIf your accelerator pump shaft has worn the internal bore on your airhorn then this is the kit you need. What I provide is one smaller drill at 9 32" and then the finish drill at 5 16" along with the bushing that is required to bring the internal diameter back to the correct specifications for your shaft. The best way to drill this out is to set in a drill press with the drill bit perpendtiular to the airhorn. We realize that most do not have a drill