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  1. #1

    ultra 250 rpm problems

    i have a 07 ultra 250 and when you start it up the rpm's are where they are normally at when idling but after about 20 seconds it will jump to about 2000 and then drop real low to about 500 and then jump back up to about 2000 like im giving it gas. checked spark plugs and they are good oil is good. i dont know what else to check for or what the problem is. please help


  2. #2
    2005 RXT Red08Ultra250's Avatar
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    I would try just changing the plugs first.

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