787 fuel starvation

  1. A

    1996 Seadoo XP cuts off at full throttle after 1 second

    For the last year I've been rebuilding my dads 1996 Seadoo xp that sat for about 15 years, I pulled the 787 motor out of a 97 gtx, I cleaned the fuel tank, and oil tank replaced the MPEM, got new fuel lines, new oil lines, new fuel selector switch and filter, new spark plugs, new impeller, and...
    • asteriodcello
    • Thread
    • 1996 seadoo xp 787 787 carb 787 dies 787 engine 787 fuel starvation 787 power 787 throttle seadoo shuts off seadoo xp 800
    • Replies: 3
    • Forum: 2-Stroke Sea-Doo PWC Forum
  2. J

    98 Jetboat hard start

    I have a 98 Seadoo jet boat twin 787s. Last time I trie to start it, it took about 30 minutes. Both motors take an equal length of hard starting time. I would try one motor and then the other, trying not to overheat the starters. I would keep choking the motors and it never floods so it is...
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