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  1. #1
    X-H2 slinden's Avatar
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    Kawi 750 porting

    Who does porting on a 750? Also at a decent price.

  2. #2
    The X stole my life RAGS's Avatar
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    Tim at z force racing. Last I knew it was about 275 for a very nice job

  3. #3
    Parts and pieces... 550/440's Avatar
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    Chris Newmiller at Newmiller Machine, he hooked up a full surf/freeride port job, including working the transfers over real nice, and resurfaced the gasket faces for about that same price. I don't want to quote out his prices though. Super clean work, I send him all my machine work as well. MCN6 on PWCtoday.com, but I don't think he is on this forum.

  4. #4
    X-H2O mydixiewrecked's Avatar
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    Quite a few guys out there. Do a search

  5. #5
    X-H2 slinden's Avatar
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    Im looking for a freestyle port job. It will be going in a BOB Gen 2

  6. #6
    Parts and pieces... 550/440's Avatar
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    Start with a small pin cylinder with the low port height. My 750 hits pretty hard for a little engine. I had a SP couch cylinder to start with (the ports are 2mm higher) and it pulled really well, but the lower port height made a nice difference in the low to mid range. I lost a good 2mph with the new cylinder (all other parts stayed exactly the same), but it was worth it. It's currently getting dropped into my Q8, I can't wait!
    Last edited by 550/440; 03-06-2012 at 11:38 PM. Reason: clarification

  7. #7
    X-H2 slinden's Avatar
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    It is a small pin 750. Reason Im porting is I got a ADA girdled head and you have to pull the cylinder. So I figured while I have it apart, why not.

  8. #8
    Parts and pieces... 550/440's Avatar
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    What domes are you running? Race fuel or pump gas?

  9. #9
    X-H2 slinden's Avatar
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    26cc pump gas

  10. #10
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    Quote Originally Posted by slinden View Post
    26cc pump gas
    I have never understood why people spend money on an aftermarket head to run pump gas. The stock head can be milled to run pump gas compression all day long...

    What am I missing here? Is it just the bling?

  11. #11
    X-H2O Austin's Avatar
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    Quote Originally Posted by jetman624 View Post
    I have never understood why people spend money on an aftermarket head to run pump gas. The stock head can be milled to run pump gas compression all day long...

    What am I missing here? Is it just the bling?
    I am running 28cc domes and it is at 165psi (Pump gas). It is convenient to change domes instead of having different heads. Also I am not a big fan of the stock dome shaping so aftermarket head benefits there too. On top of it all it looks nicer than stock.
    2010 Bob Gen 1 #6
    1996 Yamaha superjet - b-pipe, westcoast head, skat prop
    1990 Kawasaki x2 "ported 768cc" CUSTOM! http://www.x-h2o.com/showthread.php?...inter-x2-build

  12. #12
    X-H2O Austin's Avatar
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    I had a guy off of the x build me a ported 750 and it was dirt cheap! I had the engine checked out with local shop and they told me a was amazing work too! If you have any interest I can give you his contact info.
    2010 Bob Gen 1 #6
    1996 Yamaha superjet - b-pipe, westcoast head, skat prop
    1990 Kawasaki x2 "ported 768cc" CUSTOM! http://www.x-h2o.com/showthread.php?...inter-x2-build

  13. #13
    X-H2 slinden's Avatar
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    Quote Originally Posted by Austin View Post
    I am running 28cc domes and it is at 165psi (Pump gas). It is convenient to change domes instead of having different heads. Also I am not a big fan of the stock dome shaping so aftermarket head benefits there too. On top of it all it looks nicer than stock.
    Also this is going in a BOB and will get banged around alot. So the added strength of a girdled head is also a plus.

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