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please help

  1. PLEASE HELP!!!!

    Raptor 700 Maintenance
    Hi. I am very new to this site. I would like to hear some comments about my all stock, 2006 Raptor 700. Lately it has been starting to puff white smoke when it is running, and even more when I press the throttle!! I also have noticed a knocking sound coming from somewhere around the top of the...