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how to change my main jet on my speedfight 100cc?

how do i change the main jet

mark
August 2010
take the air filter off then undo the two bolts that hold the carb on and then turn it upside down and take the two small screws out of the float bowl (bottom of carb)then undo the bigger of the two jets in the carb this one is the main jet.

adam bike doctor
August 2010

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