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Thread: rotax 123

  1. #1
    apriliaforum newb
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    Nov 2003
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    croatia
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    9

    Unhappy rotax 123

    I am from Croatia and need some help.Have Pegaso 125 with
    rotax 123 engine .Carburetor is dellorto 28 phbh and I dont know
    factory settings for it (esspecialy which main jet , pilot jet...).
    Bike is ok but had some problems in low revs and I think that is bad setting in dellorto
    thanks
    is

  2. #2
    apriliaforum expert Kickstart's Avatar
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    Jul 2003
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    Stafford, UK
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    Hi

    Sorry, don't know the jetting for the Pegaso. However the major AF1 Sintesi jetting for the 28mm carb is:-
    Main jet = 125
    Mixture screw = 1 turn out.
    Float = 9.5gr
    Needle jet = X56

    Hope this gives you something to go on.

    All the best

    Keith

  3. #3
    apriliaforum Member laverdamancouk's Avatar
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    Dec 2003
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    notts
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    96
    workshop manual for engine is at www.laverdaman.co.uk if thats of any use
    #shawn

  4. #4
    apriliaforum expert random008's Avatar
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    Kickstart... you know the standard jet etc for the 123 engined Futura? i have the air screw at 1 turn out, wondered what rest of standard settings where, dunno whats in mine!

  5. #5
    apriliaforum expert Kickstart's Avatar
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    Hi

    That should be in the owners handbook I uploaded.

    All the best

    Keith

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