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The Place for Model-A Ford Carburetors

Low mileage / Sooty plugs / Mixture rich / Smell gas

  • Gas Adjusting Valve is open too much or seat is not honed to let needle seal.
  • Compensator Jet Orifice is too large.
  • Gas Adjusting Valve Brass Seat is missing from carburetors built through 1929.
  • Air Filter is restricting air flow.

ˆ Top of Page  •  Gas Adjusting Valve (GAV) and Seat   •  Filtering Air  •  Compensator Jet