standard main jet size!!!!???

Discussion in 'General Scooter Discussion' started by ashleyh363, Dec 26, 2013.

  1. ashleyh363

    ashleyh363 Member

    Messages:
    127
    Hello I have a mbk Mach g 2002 50cc 2 stroke the mopeds all standard the carb the air box the exhast ect... What is the standard main jet size for this?????
     
    ashleyh363, Dec 26, 2013
    #1
  2. Merlin

    Merlin Old School Biker

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    2,305
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    2007 TKR WRC 50
    Do you know the make of the carburettor, e.g. Gurtner, Dellorto, Keihin etc.?
     
    Merlin, Dec 26, 2013
    #2
  3. ashleyh363

    ashleyh363 Member

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    127
    Dellorto
     
    ashleyh363, Dec 26, 2013
    #3
  4. Merlin

    Merlin Old School Biker

    Messages:
    2,305
    Rides:
    2007 TKR WRC 50
    If it's anything like the Speedfight, the jet size could be around 76 to 83. 83 is the jet size for the Speedfight 100 and is probably over the top, so I reckon it will be around 76 for the 17.5mm carburettor.
     
    Merlin, Dec 26, 2013
    #4

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