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  1. Replies
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    My Garmin will read to depths beyond 500 feet...

    My Garmin will read to depths beyond 500 feet (and I have seen that on my own screen) and will report depth while traveling at speeds of 50mph.

    The depth sensor is at the rear of the hull but...
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    Vertical rubber flaps? They can be deleted....

    Vertical rubber flaps?

    They can be deleted. They provide a degree of sound reduction for the exhaust.
  3. I think we agree. For a given engine (basic...

    I think we agree.

    For a given engine (basic mods, tweaks, tune, etc) the lower pitched impeller is going to allow the engine to turn at higher RPM.

    As long as the installed tune also permits...
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    Sounds like the engine is hurt. Direct...

    Sounds like the engine is hurt.

    Direct inspection (engine cylinder head removed) of the damaged (low compression) cylinder will show you how much damage. A borescope looking inside through the...
  5. Much of what I post is not only for the...

    Much of what I post is not only for the individual posting the question.

    I write so that others who may read the thread, perhaps sometime much later, can find useful info and perhaps learn...
  6. Maybe we are somehow partly talking past each...

    Maybe we are somehow partly talking past each other. :-k

    I would only tow a ski ‘fast’ if towing slowly was not a reasonable option. In my region a lot of the shoreline is inhospitable, especially...
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    Dry suit for riding on really cold water, wet...

    Dry suit for riding on really cold water, wet suits for less cold water. Warm clothing underneath, especially on the legs.

    Long John neoprene wet suit with long sleeve wet suit jacket for cool...
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    http://greenhulk.net/forums/showthread.php?t=29521...

    http://greenhulk.net/forums/showthread.php?t=295214&p=3146582&viewfull=1#post3146582


    http://greenhulk.net/forums/attachment.php?attachmentid=472318&d=1616435337

    ...
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    The every-100-hours supercharger rebuild schedule...

    The every-100-hours supercharger rebuild schedule was for the early/original generation of Seadoo supercharged engines.

    A few model years later that was revised to every 200 hours or two years...
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    I cannot comment on the specific hose you intend...

    I cannot comment on the specific hose you intend to install the tow-valve into.

    I will comment that a brass ball valve tends to be heavy. When riding in rough water the weight tends to bounce the...
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    Welcome. I do not know anything about the...

    Welcome.

    I do not know anything about the modifications that may have been done to your machine.

    Obviously there is a leak somewhere if you are putting liquid into the cooling system and it is...
  12. My current take is that newer model Seadoo owners...

    My current take is that newer model Seadoo owners should take some time on land to pre-identify which hose would be the correct hose to be pinched flat for towing at speed. And mark it with some red...
  13. View Post

    Be careful with using ‘Stage’ numbering.
    What Stage 1 means varies somewhat depending on the vendor and the engine/model.

    Each tune has a list of required engine modifications, and also a list...
  14. I cannot comment on max towing speed without...

    I cannot comment on max towing speed without clamping the water feed hose, but a few weeks ago I had to tow a 2021 Seadoo RXPX through rough water at speed after it lost a coolant hose and overheated...
  15. Thread: winter storage

    by K447
    Replies
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    528

    How much oil and what type? Fogging oil is...

    How much oil and what type?

    Fogging oil is typically what is used/recommended as it is intended to coat the internal metal parts and stick to them without creeping away.

    More winter storage...
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    View Post

    Your running RPM are very close to the tune’s fixed limit.

    As as test, try raising the tune RPM limit by 200-300 RPM. See if the weird handling at top speed changes.

    I am somehow suspecting...
  17. Thread: winter storage

    by K447
    Replies
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    528

    There are literally dozens of threads posted in...

    There are literally dozens of threads posted in years past discussing winterization and storage preparation methods.

    Many with excellent info and detail.
    Many different models and years from the...
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    It is liquid water, so we can ride :) One...

    It is liquid water, so we can ride :)

    One really nice aspect about off-season and shoulder season riding is how few other boats and watercraft are around. *
    If the winds are light it can be some...
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    View Post

    The LR-86 ‘ESP’ module provides the ESP throttle boost when steering is turned hard to either side and speedometer signal says the hull is moving ‘fast enough’. Speed data combined with steering...
  20. :-k

    :-k
  21. View Post

    😞 … another not-entirely-functional article. *

    Pouring anti-freeze into a modern Yamaha PWC using a funnel into the Yamaha garden hose flush connector will not deliver any anti-freeze into the...
  22. I removed two more Yamaha OEM impellers just in...

    I removed two more Yamaha OEM impellers just in the last week.

    Same on-the-ground method worked each time.
    I do lay a flat scrap of plywood under the pump duct to protect the casting surface....
  23. FX SHO impeller is smaller diameter than SVHO impeller

    I knew this already, but still managed to trip over this difference yesterday. A guy contacted me, said he was on first day of his vacation at a cottage and within fifteen minutes of launching had...
  24. You are using a pump seal kit to completely fill...

    You are using a pump seal kit to completely fill the voids in the back face of the intake grate, correct?

    Are you applying sealant to the curved back rim of the intake grate to seal it to the...
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    Perhaps after the next cleaning and repainting...

    Perhaps after the next cleaning and repainting you could apply an anti-corrosion coating.

    I have used CRC Marine Heavy Duty Corrosion Inhibitor spray product * prior to operating in salt water. It...
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