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  1. Thread: 65u Misfire on 1

    by M@_
    Replies
    5
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    243

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    It measured bad so Iíll be pulling the motor and changing the motor mounts refreshing etc. any recommended parts to change while in there?
  2. Thread: 65u Misfire on 1

    by M@_
    Replies
    5
    Views
    243

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    Since Iím not sure what you mean about the bar flowing I can safely say I did not check that.

    however, it would intermittently run fine. I canít take it to the water to try and start it the way...
  3. Thread: 65u Misfire on 1

    by M@_
    Replies
    5
    Views
    243

    I may have a bad pulser coil. ...

    I may have a bad pulser coil.
    http://greenhulk.net/forums/showthread.php?t=183418
  4. Thread: 65u Misfire on 1

    by M@_
    Replies
    5
    Views
    243

    65u Misfire on 1

    Cylinder one wonít fire.

    The first few times this happened I was able to get it to light with a high rpm run. After that it was fine for the rest of the day.

    I did a compression test and...
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    This reminds me of a bad engine to battery ground...

    This reminds me of a bad engine to battery ground that I had with the exact symptoms.
  6. Replies
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    969

    Thanks guys. That was my thoughts too, but I...

    Thanks guys. That was my thoughts too, but I don't know Jack from a hill of beans.
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    How does this impeller look?

    Should I send this in for reconditioning, or should I buy a new aftermarket impeller?

    This is in a boat and there wasn't much in the way of performance loss, but I think my spins could be...
  8. Thread: Crank Advice 65u

    by M@_
    Replies
    7
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    2,101

    I'm putting this back together now. I don't feel...

    I'm putting this back together now. I don't feel real comfortable with the flywheel or the spring cog thing.

    Should I just take a gamble for one on eBay that could be just as messed up? I'm not...
  9. Thread: Crank Advice 65u

    by M@_
    Replies
    7
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    2,101

    I went with Jeff. What a great guy! Fast...

    I went with Jeff. What a great guy! Fast turnaround. Didn't try to sell me anything I didn't need.

    He even pulled off my PTO coupling w/o me asking. I was sweating what I was going to do if he...
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    I looked again and it says 11-282 and it looks to...

    I looked again and it says 11-282 and it looks to be OEM paint. That's casting slag in the photo.
  11. Replies
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    65u Cylinder Block casting mark and engraving

    Hi all,

    I'm about to rebuild a 65u that I bought. The cylinder block has a casting mark that says 63m. Is that normal for a 65u? The cylinders are 84mm on their original bore.
    ...
  12. Replies
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    2,601

    I'm sure there are. I can't recommend one that...

    I'm sure there are. I can't recommend one that fits.
  13. Replies
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    2,601

    I think one of the guages has an oil light or...

    I think one of the guages has an oil light or something like that in it. If you're premix or don't care you should be fine using either guage.
  14. Thread: Crank Advice 65u

    by M@_
    Replies
    7
    Views
    2,101

    Crank Advice 65u

    Hi everyone,

    I bought a complete motor from a dude west of Omaha. I pretty much expected to open the motor and find a bad cylinder. Instead I found this: ...
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    3,553

    how is the better pipe identified? I have a 2002...

    65u doesnt have a cat.

    What year is the 65u, you may want to run the 1100 or 99gp stinger if its a 97 or 98 engine[/QUOTE]

    how is the better pipe identified? I have a 2002 LX2000 (65u).
    ...
  16. Replies
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    Sticky: I can't say for sure your intention with this...

    I can't say for sure your intention with this post, but it's very important, and often overlooked, to test an engine with pressure AND with vacuum. Vacuum pumps are available at auto parts stores...
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    Civil. I see you noticed the ugly default excel...

    Civil. I see you noticed the ugly default excel x-y scatter format ;)
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    I'm going to add my $0.02 to an old thread. ...

    I'm going to add my $0.02 to an old thread. Engineers know this as a sum of moments problem, but w/o trying to do that problem we can also look at it as an interpolation problem.

    Example: For...
  19. Thread: yamaha xr1800

    by M@_
    Replies
    3
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    643

    WTB Ohh man that the most setup boat i have seen. I'm...

    Ohh man that the most setup boat i have seen. I'm trying to get together just one touched motor for mine for now. Very cool and I'm sure very sport also. Have you GPS'd it?
  20. FS - Parts Bump for a gentlemen scholar and a heck of a fast...

    Bump for a gentlemen scholar and a heck of a fast shipper.
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    65u Research Project

    Hello. This is a great forum. I'm trying to put together some information on the Yamaha 65u 1200cc cylinder two cycle marine power plant.

    I've put together some general information over the...
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