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MarkinAR

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Posts posted by MarkinAR

  1. Could be trash on the magneto side of the case, one way bearing on the clutch making noise, might even be something as simple as a heat shield vibrating at a certain frequency generated by RPM.  Can you post a video so we can hear it and maybe help diagnose?

  2. I hate chasing electrical gremlins.  Still leaning towards it being a direct short to ground. Could it be the reg/rect pumping out too much voltage and causing a problem?  Without it running that's probably difficult to troubleshoot.

    I'd really dig into that area where wires were chopped and reconnected and then go from there.  You might loosen the harness from the frame and pull it away the best you can to put space between the harness and the frame and then see if that helps.  May not, but worth a shot maybe.

  3. Vents are normally on the top or towards the top of any case.  Not sure where it specifically though.  It's pretty unusual to leak water into a vent other than the case where it's used as a submarine so I'd still lean towards pinion or axle seals leaking.  Or could even just be condensation if the oil hasn't been changed in years.  You'd be surprised how much water gets inside just from condensation.

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  4. Blowby in the crank case is a tight valve or leaking ring issue...and doesn't affect idle quality.  Now, if valves are too tight and causing blowby, then idle may be affected just because of the tight valves.

    Also, you're better off to start a new thread than to tack on to an existing unrelated thread.

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