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  1. Replies
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    424

    well if anyone else comes across this thread...

    well if anyone else comes across this thread looking, it's a MSD 4550 polaris domestic motor flywheel. The only MSD total loss flywheel that has this timing adjuster is the 4550 polaris, they are...
  2. OK - I just registered and I am going to get in...

    OK - I just registered and I am going to get in on this old aftermarket discussion of Mikuni carb diaphragms. I have been looking at these discussion forums and no body ever gives a why they don't...
  3. I would try a local upholstery shop. Thats...

    I would try a local upholstery shop. Thats something they should be able to make for you.
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    380

    Maybe you need to adjust the valve lash :lol:

    Maybe you need to adjust the valve lash :lol:
  5. Sticky: Polaris T-Stat 7051008 and Gasket 5412014 Replacement

    Thought I would share this.

    The Mercury Marine / Quicksilver 143 Degree Thermostat with Gasket (the rubber ring that attaches to the top of the thermostat) part number 75692Q03 is a direct drop in...
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    211

    Start with 32:1 oil ratio for break in. Most...

    Start with 32:1 oil ratio for break in. Most people run 40:1 after broken in.

    Heat cycle the rings. Start it and run it for about 10 seconds. Let it cool completely down. Repeat.

    Get it into...
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    2,292

    Very lean very.

    Very lean very.
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    365

    Polaris Watercraft Testing

    Instead of only asking questions and having problems I thought it would be fun to post a picture that no one has seen before. This picture was taken back behind the Polaris facility (test track) in...
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    2,159

    I don’t know if anyone is still interested in...

    I don’t know if anyone is still interested in following my build but thought I’d give an update. Just in the process of doing some custom crankcase mounts then gonna pull the motor and rebuild it...
  10. Replies
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    2,292

    Was there extra head pipes in the parts you...

    Was there extra head pipes in the parts you picked up? I thought there might be.

    Yep, the sole reason we recommend new owners go through EVERYTHING when they buy a used ski. You're living proof of...
  11. Replies
    63
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    2,292

    all the water lines should be 3/8 hose not 1/4

    all the water lines should be 3/8 hose not 1/4
  12. Replies
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    1,283

    A lot happened last night. I now have a working...

    A lot happened last night. I now have a working trim system. I can see this is going to be a work in progress as we came across many hurdles along the way...
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    498

    http://greenhulk.net/forums/attachment.php?attachm...

    http://greenhulk.net/forums/attachment.php?attachmentid=451564&stc=1lol You know I have problems come on I’m still playing with Polaris jet skis
    I hate leaving unanswered threads lol
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    As long as you don’t short circuit other things while messing around in the electrical box, disconnecting items is just fine.

    Keep in mind that the electrical box is cast aluminum (despite being...
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    Long time since an update....are those Dave...

    Long time since an update....are those Dave DeLaughter ported cylinders????
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    27,593

    Well, it's all done. Just need to fire it up,...

    Well, it's all done. Just need to fire it up, check for leaks and get some seat time to get the carbs tuned. I left them a little fat just to be safe.
    ...
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    http://i444.photobucket.com/albums/qq161/Derwood98...

    http://i444.photobucket.com/albums/qq161/Derwood98/20180901_122746_resized_zpsbv2o4pj6.jpg

    http://i444.photobucket.com/albums/qq161/Derwood98/20180901_130507_resized_zpsqlgfxjap.jpg
    ...
  18. Replies
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    Well the time has come to revisit this project...

    Well the time has come to revisit this project and finally get the pipes installed. Any tips and/tricks I need to know about before I tear into it? Hoping to hit it hot and heavy this weekend.
  19. Sticky: Polaris Pro 785 Magneto stator & Ignition coil ohm measurements

    The Pro 785 ignition system is very different from all the other Fuji engine versions. The Pro 785 CDI fires each spark plug separately and just for that cylinder. The ignition coils are independent...
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    Sticky: -First install the pump/driveshaft and tighten...

    -First install the pump/driveshaft and tighten the bolts.
    -Then set the motor in the couplers (and rubber biscuit) and flat on the mounts.
    -Then coat the bolt threads with anti-sieze or loctite...
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