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  1. #1

    rxp-x 300 waterbox mod

    Hello, i bought a used rxp300 2016 with supercharge damage.. and i am rebuilding all the engine.
    Now i opened the waterbox and i wanted to mod it, i saw many methods, which is the best?
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  2. #2

    Join Date
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    Save you energy, plenty of very fast skis with unmodified waterboxes.

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  4. #3
    rxtmike's Avatar
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    send it to SpeedFreeks racing he will modify it for you 917 559 5744

  5. #4
    Thats a little bit difficult, i am in Greece

  6. #5
    Quote Originally Posted by Rocco85 View Post
    Thats a little bit difficult, i am in Greece
    In my ski, I took everything from the inside and closed it

  7. #6
    Bob 1tommygunner1927's Avatar
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    Ya know, This site does have a "search function".....lots of good info from the past.

    http://greenhulk.net/forums/showthre...terbox+airflow
    Last edited by 1tommygunner1927; 12-12-2018 at 09:46 PM.

  8. #7

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    Quote Originally Posted by 1tommygunner1927 View Post
    Ya know, This site does have a "search function".....lots of good info from the past.

    http://greenhulk.net/forums/showthre...terbox+airflow
    And you come up with a link for a ten year old bike...........haha only kidding


  9. #8
    meeper's Avatar
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    well first off you opened the wrong end, now it will be so hard to remove the baffle, i cut the other end off mine, modified it and did notice some RPM gains plus sound quality

  10. #9
    Loth's Avatar
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    Quote Originally Posted by meeper View Post
    well first off you opened the wrong end, now it will be so hard to remove the baffle, i cut the other end off mine, modified it and did notice some RPM gains plus sound quality
    Any drone sound?

  11. #10
    moparguy's Avatar
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    Quote Originally Posted by Loth View Post
    Any drone sound?
    You wont have any drone sound, depending how much you shorten it will affect tone and rpm gain.

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