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misfire

  1. Having big probs!! Help plz!!

    Engine/EFI/Drivetrain
    Ok so I got on my quad to ride the other day and all was well, started right up etc... SO after warmup I jump on to take off and I get half way through the band and it started to cut out like a bad misfire or like is was gettin enough gas in the upper rpm's. I have no idea wats going on. If i...
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