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Richard W
Richard W
@wobbly
Member
Joined: 03/05/2016 17:59
Last seen: 07/08/2025 06:03
Topics: 91 / Replies: 2568
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RE: Right Exhaust Valve Noises; at my wit's end: 1981 R100

Lots of things can explain the noise. Let's start with the 2 questions already asked... After adjustment, when the noise starts back up, is there ...

4 years ago
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RE: R75 exhaust valve seat issues

Thoughts... 99% of riders are still running on the Needle/Needle Jet when they are tinkering with the Main Jet. If you'll mark your twist grip whe...

4 years ago
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RE: R75 exhaust valve seat issues

â–ş Here's the OEM jet numbers in my manual.... 32mm choke Bing 135 main jet 2.70 needle jet 46-242 needle 3rd notch from top needle groove ...

4 years ago
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RE: Right Exhaust Valve Noises; at my wit's end: 1981 R100

I was referring to the API rating of the oil. SM and SN is what's on the shelves for modern cars with catalytic converters, but the older Airhead engi...

4 years ago
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RE: Right Exhaust Valve Noises; at my wit's end: 1981 R100

This is an excellent question because if the clearance is loosening up, then the camshaft could be experiencing rapid wear. This could have been cause...

4 years ago
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RE: 1978 R100RS Burning Through Fuses

â–ş Again, let me quote the basic rule of wiring motorcycles.... Frames carry the engine. Copper wire carries the electricity. Obviously the previou...

4 years ago
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RE: R75 exhaust valve seat issues

As Bob has said, valve seat installation is a specialist job. You can't simply drive the old one back into place and expect it to stay. Exces...

4 years ago
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RE: 1974 R90S Dellorto Rebuild

Wow, that's a great find. Thanks for sharing. If this website used "Stickies" that information would certainly be pasted there.

4 years ago
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RE: 1978 R100RS Burning Through Fuses

Frames carry the engine. Copper wire carries the electricity. Congrats on the find ! It's just like I said... When you loose the trail of the beast ...

4 years ago
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RE: 1978 R100RS Burning Through Fuses

@thomas-schratwieser All noted and appreciated. It's not that Airheads are hard to work on or that the task is overly daunting. I have worked on num...

4 years ago
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RE: 1978 R100RS Burning Through Fuses

Thoughts.... > Fuses blow for 2 reasons: Load and Shorts. Your specific condition sounds like it's one where the "load" is too high for the fuse,...

4 years ago
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RE: Cranks and cams?

Please DO NOT ask the same question in multiple forums. Your need is recognized and the urgency fully understood, but now members who wish to help you...

4 years ago
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RE: grease in swingarm?

Agreed. I mis-spoke.

4 years ago
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RE: grease in swingarm?

That's correct. "Paralever" bikes don't have oil in the drive shaft housing. But I don't think paralever showed up until the start of the Oil Head.

4 years ago
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