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  1. Re: Original PJS catalog. In VERY Good condition.

    We used to display the EFI at the PJS booth at the Nautical Inn.

    I still think the green, purple and orange X2 was a great color
    scheme.


    Bill M.
  2. Replies
    55
    Views
    20,211

    Re: Kawasaki 750 Electric Trim problem

    It has been a lot longer than 3 years since I worked on a Kawasaki
    trim problem. Kawasaki's were less popular in So Calif.

    What model are you working on, and does it have a trim gauge?

    Trim...
  3. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    The return line restriction is a small ~.020" hole drilled into the rev limiter casting.
    So long as the (return) fuel lines are in place and routed from the carb, to the rev
    limiter, and from the...
  4. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    The return line from the carb, is connected to the rev limiter,
    and from the rev limiter to the fuel tank?

    It was important that the rev limiter was still in place because
    there is a restrictor...
  5. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    That is up to you. Depends on your budget.

    There is a very real possibility that you will spend $300 on a new sbn,
    and still have a 550 that the engine will die after you fall off, and will ...
  6. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    Try Watcon.com (Wisconsin)


    High performance Mikuni SBN44 carb, with primer fittings installed. Can jet per application for an extra fee, please ask.

    You will also need a spacer.


    Bill M.
  7. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    A compression test and a pressure/vacuum test (leak down test) are two completely different
    tests. The latter checks the main seals and a few gaskets for pressure or vacuum leaks. The...
  8. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    Did that carb come off a running 440 or 550?

    If the carb came from a ski that was sitting, it is possible the diaphragm
    is stiff. That is why I recommended that you rebuild your carb.

    But as...
  9. Thread: Cylinder Boring

    by wmazz
    Replies
    17
    Views
    1,758

    Re: Cylinder Boring

    LA Sleeve is another old supplier that says they bore outboard engines.


    Bill M.
  10. Replies
    22
    Views
    1,970

    Re: Hooker 10/16 prop?

    Try to find an impeller that works with the stock nozzle, instead of the Aluminum
    PJS Rip Turn.



    The rip turn nozzle ID is huge compared to a stock nozzle, and was designed
    a straight pitch...
  11. Replies
    22
    Views
    1,022

    Re: Skat track 5 vs 6.5

    +1

    Tuners used to bend impellers to put a kick on the trailing edge.


    Bill M.
  12. Replies
    22
    Views
    1,022

    Re: Skat track 5 vs 6.5

    Reliability is important to me. That means the ski must be easy to start,
    no poor tuning problems at idle or while goofing around, and no engine
    seizures.

    Another definition of a reliable ski,...
  13. Thread: Cylinder Boring

    by wmazz
    Replies
    17
    Views
    1,758

    Re: Cylinder Boring

    Q&E in Anaheim, CA have been around, seems like, forever.

    A couple blocks south of where Westcoast was.



    Bill M.

    Call and ask, about blind cylinders. I have not needed that kind of work...
  14. Replies
    22
    Views
    1,022

    Re: Skat track 5 vs 6.5

    It will increase the load, and your engine that is already running lean,
    it will run leaner with the 16.5 and no amount of jetting is going to fix it.
    The 16.5 will greatly increase the chance of...
  15. Replies
    5
    Views
    1,366

    Re: Beware of the scammers

    563946

    This guy was dumb as a rock. I kept sending him pictures of what
    I wanted and he sent me pictures of intake manifolds and regular
    updraft exh manifolds.

    He would text me between in...
  16. Replies
    12
    Views
    994

    Re: X2 throttle response

    563839
  17. Replies
    12
    Views
    994

    Re: X2 throttle response

    Are you using a translator program?

    I used this wrench for dual 38's on the X2. Snap-On 13 mm Metric Four-Way Angle Head Open-End Wrench

    Regarding the weather, I thought it was really hot and...
  18. Replies
    12
    Views
    994

    Re: X2 throttle response

    The common cause for a runaway engine on any ski is a leaking carb
    base gasket. I used to use special Snap-On open end wrench with
    (I believe) a 15 degree offset open end on one end, and a 30...
  19. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    Green gaskets are the thick aftermarket gaskets.
  20. Replies
    4
    Views
    631

    Re: Crank case damage and repair question

    How high? The 550 reed came with 175psi stock.


    Bill M.
  21. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    I think you should try to rebuild the stock carb first.

    There is a good chance that any carb you get a hold of, will have a stiff
    float diaphragm (including your stock carb), and it will need...
  22. Replies
    4
    Views
    631

    Re: Crank case damage and repair question

    Test your crank case for low spots where the connecting rod slammed against the
    cases. If you do not have a flat plate you can use, I can help you make one from
    3/16" glass from your local...
  23. Thread: JS550 Fuel Issue

    by wmazz
    Replies
    27
    Views
    1,058

    Re: JS550 Fuel Issue

    The 1986 has more starting problems than any other Jet Ski. But first place
    is closely followed by the 87', 88', and 89' JS550's.

    When the needle and seat doesn't open, the carb appears to have...
  24. Replies
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    200

    WTB PJS side draft exhaust manifold

    42mm id (not 50mm) PJS side draft exhaust manifold


    Thanks


    Bill M.
  25. Replies
    3
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    483

    Re: 98 ZXI 1100 piston damage/ corrosion

    Show us a picture of the piston skirts


    Bill M.
  26. Re: New Aftermarket X2 Expansion Chamber that uses stock headpipe

    Or, perhaps it has a .040" composite head gasket?


    Bill M.
  27. Re: New Aftermarket X2 Expansion Chamber that uses stock headpipe

    The stock 650 pipe is a big POS. It needs a large amount of water
    to make the short pipe length work at a decent rpm range (6000 to
    6500 rpm). Dried out (if memory serves me) it is tuned for ~7500 ...
  28. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    I would like to see pictures of the rings (still in the piston). Good shots
    of the rings on the exhaust side. Other pics of piston skirts (in & ex),
    head & cylinder gasket surfaces.

    Thanks
    ...
  29. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    There is supposed to be a 1/2 circle (square ring) that locates the
    crank shaft into the proper position inside the crank case.

    Lots of chatter marks from the crank flexing. That doesn't help, ...
  30. Replies
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    15,021

    Re: Does anyone recognize this pipe??

    Both PJS and R&D had a similar pipe. But that one is missing the
    embossed lettering of both companies.




    Which pipe was installed before the FPP?


    Bill M.
  31. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    What I am concerned with is the transition from low speed to high speed.
    The low jet, needle & seat and spring combine together to help the carb
    transition from low to high speed circuits.
    ...
  32. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    As I recall, you are using John's jet specs:

    135M
    115L
    2.3 seat
    95gr spring

    Did John sell you the Jets, or did you get them somewhere else?

    I like those specs, but I prefer a different...
  33. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    Are you power tuning this in the creek?

    The need to jet richer than normal is a sign that there is a problem. You
    should resist the urge to jet richer, and take another look at what you
    have...
  34. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    What is the condition of your stock aluminum impeller?

    You resealed the pump and the silicone was dry.



    Bill M.

    Impellers can cavitate through out the entire rpm range.
    And even if there...
  35. Replies
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    Views
    5,432

    Re: 92 TS 650 no compression in back cylinder

    I will keep a lookout for one.
  36. Replies
    12
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    6,150

    Re: Yamaha WB1 - Starting Issue

    After you prime the engine, it only runs for a few seconds,
    then the engine quits running? I think it is important that
    the engine only runs on a prime because that indicates that
    the float...
  37. Replies
    4
    Views
    695

    Re: JetMate Carb replacement

    That was a common problem for all 650's in Kawasaki service
    departments. Our diaphragm carbs are adversely affected by
    problems that barely effect float bowl carbs.

    The most common problem is...
  38. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    An over-pitched impeller accelerates out of the hole, then levels off.

    Have you modified the stock exhaust? does it have less water going
    into the pipe?

    The stock pipe is too short, but it...
  39. Replies
    77
    Views
    5,432

    Re: 92 TS 650 no compression in back cylinder

    It will need to be machined to fit a 650 pump.



    That isn't necessary. All of the ski's with a rubber mounted carrier bearing
    come without engine shims.



    I have never used anything but...
  40. Re: I'm out of idea's please help ...... 650SX with SBN44, no top end

    What impeller is installed? A steep pitched impeller will make jetting difficult.

    Please test the compression with someone else's compression gauge.
    The stock compression is 165psi, but because...
  41. Replies
    8
    Views
    995

    Re: GSX Limited Fuel Lines

    Glad to hear it!


    Bill M.
  42. Replies
    77
    Views
    5,432

    Re: 92 TS 650 no compression in back cylinder

    As I recall, that part was a sealing ring, possibly made of carbon and (since it
    is missing), may have led to the rubber bellows failing.

    I think it would be a good, to try and find one used,...
  43. Re: 1996 tigershatk 770 Monte Carlo where to start?

    If our watercraft had a regular float bowl style carb, a fuel pump would
    be a good starting point. But the diaphragm carbs watercraft use have
    a complicated way of opening the needle and seat. So...
  44. Replies
    77
    Views
    5,432

    Re: 92 TS 650 no compression in back cylinder

    What part #


    552803
  45. Replies
    1
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    326

    WTB: Seadoo E-box Parts

    These parts are on the front or rear E-box on many SeaDoo's 1996 and down.
    I will take other parts too.

    I also need an overheat buzzer.

    Grommet (4 Ways) (Red)
    570026800

    Grommet (3...
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