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  1. #1

    Join Date
    May 2006
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    Cincinnati
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    good mods todo to 99 spx

    I just got a 99 spx off another member on the hulk. I like the old x4 boats way more then any of the new stuff... any tips on good mods for these 787 motors?


  2. #2
    redemn93's Avatar
    Join Date
    Aug 2006
    Location
    Jupiter Fl
    Posts
    272
    just do a quick search and there will be enough to read for weeks. there is alot out there.

  3. #3
    Chaserxp215's Avatar
    Join Date
    May 2008
    Location
    Grosse Pointe, MI
    Posts
    943
    hahaha is she not fast enough for you. Well i would think flame arrestors, prop... idk what else from there, but I have heard those are good.

  4. #4
    "Tearing it up on the water" seadoobutch787's Avatar
    Join Date
    Nov 2007
    Location
    Michigan
    Posts
    533
    Prok air filters,outwears,re jet the carbs,primer kit,R&D 85/88 nozzle and a Solas XO will be plenty fast for you. You could also mill the head for 93 octane.

  5. #5

    Join Date
    May 2006
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    Cincinnati
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    its fast enough, just want some more response.

    will a prop help with stock motor?

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