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  1. #1

    Join Date
    Nov 2008

    Is there anyone whose responsible to answer a simple question?

    I own s seadoo rxp 155.When in was stock it use to run at 7400rpms at 60mph.By the time i instaled a solas 11/19 an riva intake grate a pump wedge,i fell at 7150rpms and 57mph.i changed the resonator with inox j pipe and i installed rd air intake and i jumped at 7200-7250 at 58mph.Do my pro needs to pitch it.May i use my stock impeller to rise my rpms and probably my top end?Or i wiil hit the rev limeter witch is at 7650 at normaly aspirated engines

  2. #2
    jetskibum1's Avatar
    Join Date
    Jun 2007
    Tairua New Zealand


    Take a little pitch out of the trailing edge of your prop and your revs will come back as should your speed.

  3. #3
    What were the temps, water and air when you ran those tests?

  4. #4
    GOT BOOST? Dockside's Avatar
    Join Date
    Dec 2008
    Ontario, Canada
    Quote Originally Posted by VaRedneck View Post
    What were the temps, water and air when you ran those tests?
    and elevation....

    even when stock you were down on rpms, im guessing your in a hot climate or at a higher elevation You need 400rpm... ill be doing my first pitching tomorrow but from my reading 1mm = 100rpmRead this

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