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Thread: carb settings on stock 400ex?????????

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  1. #1
    Join Date
    Sep 2001
    Location
    Walnut, Ms.
    Posts
    1,911

    carb settings on stock 400ex?????????

    what are the stock settings on the carb. the guy i bought it from screwed around with the carb settings. i would like to know what the settings are for the floats, needle, and whatever else there is in there.
    99' 406ex
    Elka/Renthal/Kenda
    06' LTR450
    Maxxis/Flexx/AC

  2. #2
    Join Date
    Sep 2001
    Location
    Walnut, Ms.
    Posts
    1,911
    cmon guys,gals anyone out there know
    99' 406ex
    Elka/Renthal/Kenda
    06' LTR450
    Maxxis/Flexx/AC

  3. #3
    Join Date
    Dec 2001
    Location
    The Beaver State
    Posts
    10,439

    From Clymer manual...

    Make:..............Keihin
    ID #:...............QB10A
    Main jet:
    0-5000ft.....148
    3K-8K ft......142
    Slow jet:..........38
    Needle pos.:....3rd groove from top
    Float height.....18.5mm
    Pilot screw.......2 1/4 turns out
    Idle speed.......1400rpm =/- 100rpm
    Throttle free play...3-8mm (1/8-5/16)


    Joe
    ATVRiders Janitorial Technician


    !!!!!DON'T FEED THE TROLLS!!!!!!

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