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  4. Zenith 28 228
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Zenith 28 228

  • Zenith 28 & 228 Accelerator Pump

    The Zenith 28, or 228 uses a check ball in the fuel intake. Does the check ball need to be...
  • Zenith 28 & 228 Rebuild

    CLEANING Soak all parts except rubber and electrical in a carburetor dip. You can use any parts store product. We...
  • Zenith 28 228 Carburetor Identification

    Zenith put a round aluminum tag on most carburetors located on the top of the carburetor. The number is stamped...
  • Zenith 28 228 Idle Circuit

    2 hole idle system (idle discharge holes). The 2 holes are used depending on where the throttle valve is positioned....
  • Zenith 28 228 Jets

    MAKE YEAR MODEL CARB NUM PRIMARY JET SECONDARY JET METERING ROD SIZE CHECKER 1949-63 A9A, A10A, B2 W/CONT 13506 .070...
  • Zenith 28 228 Specifications

    Zenith 28 & 228 exploded view and flange sizes. Which Direction Do The Throttle Valves Go? 28/228 throttle valve taper...
  • Zenith 28 228 Troubleshooting

    Engine Doesn’t IdleThis assumes the electrical system is up to par. Most idle problems will turn out to be electrical....
  • Zenith 28/228 Carburetor Adjustments

    Idle Mixture Turn idle adjusting needle in lightly against its seat, then back out needle l 1/2 turns as a...
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