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  1. Replies
    5
    Views
    198

    You may be using too much water pressure. Too...

    You may be using too much water pressure. Too much can flow backwards through the exhaust and back into the cylinders (at least this can happen on a Kawasaki, I'm guessing that the SeaDoo works in a...
  2. Everybody has an opinion on this. My opinion is...

    Everybody has an opinion on this. My opinion is to leave the oil injection system in place, here's a number of reasons why:

    The oil pump is the most reliable part of the boat. It doesn't fail, the...
  3. Replies
    8
    Views
    527

    After towing with the plugs out for many years, I...

    After towing with the plugs out for many years, I finally lost my first plug about 2 months ago. The 'Ski had not been towed on the highway for a year, just a mile from our lake house to the ramp. ...
  4. Replies
    21
    Views
    1,804

    beerdart spliced a SeaDoo hull to the bottom...

    beerdart spliced a SeaDoo hull to the bottom complete with 4-tec engine. Very interesting conversion, and he did a very nice job which you can see here: ...
  5. Replies
    21
    Views
    1,804

    I had a chance to buy an SC a couple of years ago...

    I had a chance to buy an SC a couple of years ago for $800, but passed on it. I'm kicking myself now...

    I've been eyeing this Jet Mate for years. It's been in storage at the mobile home park...
  6. Replies
    21
    Views
    1,804

    Yes, it has a joystick for steering and a trigger...

    Yes, it has a joystick for steering and a trigger throttle. The stick folds down in case you go flying 'over the bars', also useful for when you put a cover on it. The seat also folds flat.

    This...
  7. Replies
    21
    Views
    1,804

    My Wife Laughed When I Showed Her My...

    NEW BOAT!

    Well, new to me. It hasn't been run since 2008. It still has 'fuel' in it, smells like turpentine and will likely be a mess to clean out. It has a few little dings in the gelcoat, as...
  8. Bummer! Can't view the pictures.

    Bummer!

    Can't view the pictures.
  9. Welcome aboard, Niccolox! Sounds like you're...

    Welcome aboard, Niccolox!

    Sounds like you're not running high enough octane fuel. Does it have stock carbs (Keihin)? If so, does it have the stock flame arrestor on it? It really must for the...
  10. Replies
    4
    Views
    292

    These are small engines. I don't use an engine...

    These are small engines. I don't use an engine stand, I just put them on the workbench. If the engine comes without mounts, I guess you would have to buy them.
  11. Replies
    7
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    803

    Minor damage to the 'Ski. However, has your wife...

    Minor damage to the 'Ski. However, has your wife seen a doctor? A massive bruise like that could cause a serious blood clot!
  12. Thread: 310x Help

    by steve45
    Replies
    3
    Views
    254

    I'd start with a compression test.

    I'd start with a compression test.
  13. Replies
    12
    Views
    857

    You needn't worry about water getting into the...

    You needn't worry about water getting into the engine. The engine CREATES water. It's a product of combustion. ALL internal combustion engines create water, and I haven't heard of millions of them...
  14. Replies
    7
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    440

    There are dozens, if not hundreds, of Yamaha...

    There are dozens, if not hundreds, of Yamaha boats that could use something like this. Can you share any info about who makes them for you?
  15. Replies
    4
    Views
    272

    The '03 ECU part number is 21175-3725. There are...

    The '03 ECU part number is 21175-3725. There are two part numbers for the timing rotor, 21007-1356, and 21007-3729.

    The '06 ECU part number is 21175-3732. The timing rotor part number is...
  16. Replies
    9
    Views
    1,347

    I wouldn't. It wasn't the dealer's fault, and...

    I wouldn't. It wasn't the dealer's fault, and I'm sure their business has been hurting due to inability to get inventory.
  17. Replies
    22
    Views
    1,028

    The white plug is way too lean. You MUST richen...

    The white plug is way too lean. You MUST richen it or you'll burn up that cylinder very quickly.

    I really don't like the gray plug. That cylinder may be having a meltdown. Gray deposits often...
  18. Thread: Need advise

    by steve45
    Replies
    18
    Views
    1,185

    Yep, that's what it means. Ship your old crank...

    Yep, that's what it means. Ship your old crank back in the same box. When they receive it, they'll refund your $300.
  19. Replies
    4
    Views
    442

    Just go on Ebay and order some polyurethane hose....

    Just go on Ebay and order some polyurethane hose. 1/8" ID for the small lines, probably 1/4" ID for the supply line from the tank. Yamaha changed supply hose sizes later on. You can backflush the...
  20. Replies
    6
    Views
    342

    I agree with dcuhpw, current pricing is rather...

    I agree with dcuhpw, current pricing is rather high. I've been watching Craigslist daily for another 1500 engine and I think $4K would be right in line with what I've been seeing.

    You mentioned...
  21. Replies
    1
    Views
    198

    Welcome aboard rjsdaman2! Looks like the oil...

    Welcome aboard rjsdaman2!

    Looks like the oil pressure sensor wire to me. The oil pressure sensor is above the oil filter, right front side of the engine below the intake manifold.
  22. Replies
    28
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    2,957

    I'm not even sure if it's worth the time to...

    I'm not even sure if it's worth the time to answer your questions, but here goes.

    A number of knowledgeable people here have tried to give you excellent advice and you don't seem to be paying...
  23. Replies
    106
    Views
    7,410

    I posted some pictures of my first swap in this...

    I posted some pictures of my first swap in this thread: http://greenhulk.net/forums/showthread.php?t=276709 post # 28

    The bar really needs to have the ends plugged to keep water (rust) out. I...
  24. Replies
    17
    Views
    1,377

    Many of these things have NEVER been greased...

    Many of these things have NEVER been greased since new. On those, the grease has probably hardened inside the hose. Best thing to do if you're not sure if it's been serviced is to remove the hose...
  25. Replies
    60
    Views
    3,717

    Excellent!

    Excellent!
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