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Thread: 1997 yamaha big bear 4x4 carb questions

  1. #1
    Join Date
    Jan 2007
    Location
    Cookeville Tn
    Posts
    41

    1997 yamaha big bear 4x4 carb questions

    1997 big bear 4x4 i just picked up will run but. . the slide is not coming up when i open the throttle. it runs but will not rev. I checked the diaphram on top and it looks good, what could it be?

  2. #2
    Join Date
    Dec 2009
    Location
    Kingston ont
    Posts
    11
    Hi
    I am lazy so I suggest u try some carb cleaner and see if it helps. Spraying the linkages wit wd40 shouldn't hurt either.
    Tim

  3. #3
    Join Date
    Jan 2007
    Location
    Cookeville Tn
    Posts
    41
    it was the rubber diapham, it was spinning on the center piece, jury rigged it

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