SBT Jetski Engines, Parts & Accessories

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  1. #1
    Sep 2007

    Default 98' spx hitting or knocking sound ???

    need some help when the ski is on the trailer makes no sound runs fine, but at idle only in the water it sounds like a knock from the back end, when above idle noise is gone, cant find any thing loose
    the idle speed in water 1495 rpm
    Thanks for any ideas Don

  2. #2
    Mar 2008

    Default Re: 98' spx hitting or knocking sound ???

    prop shaft rattle maybe

  3. #3
    Aug 2004
    Olympia, WA

    Default Re: 98' spx hitting or knocking sound ???

    My 94xp does that as well.. Just pump rattle. One time, it was the VTS housing on the pump that was smacking around too..
    Dan Solie -
    04 RXP (the "Instigator")
    94 xp (freestyle mods)
    95 xp (faster than the 94)
    JS550 (the toothpick & the loaner)

    For FREE Seadoo Manuals - Click HERE!!!!

    **** Please do not PM me. I don't do PM's.... Please post your question on the correct forum so that all can see and learn. Thanks! ****

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