Author Topic: Tubeless conversion and unrelated safety feature  (Read 4183 times)

Offline Wayne Orwig

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Re: Tubeless conversion and unrelated safety feature
« Reply #30 on: July 18, 2022, 04:40:00 PM »
I understand that tubeless isn't magic, but what are your thoughts on converting tube wheels to tubeless?  Worth it or not?

When I replaced the tires on the V85TT, I thought about the conversion. But then, I just replaced the tires and tubes and went riding.
I had better things to do at the time.



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Online Huzo

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Re: Tubeless conversion and unrelated safety feature
« Reply #31 on: July 18, 2022, 04:52:53 PM »
If I explained, you would just disagree anyway <shrug>
Well…
Not if it made sense :popcorn:

Offline Iron Cross Junction

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Re: Tubeless conversion and unrelated safety feature
« Reply #32 on: July 19, 2022, 08:59:31 AM »

Feeling (only somewhat) guilty for causing some thread drift — that got little traction anyway (NPI, but noted   :wink:) — I’ll get back to what I think was the OP’s original intent.

I am now committed — and likely will be committed before this saga ends — to sealing the Stornello’s wheels and, if successful, will also do the III’s.

I have read enough of the various threads on this here and elsewhere to make my eyeballs melt and dribble down my cheeks!  Opinions, navels, etc., but all good stuff … and I appreciate the trouble folks went to reporting their experiences.  This thread, https://wildguzzi.com/forum/index.php?topic=102083.0, was especially helpful, but many others out there.

So, here are my additional questions/concerns, as I did not see — but, of course, may have missed because of the seemingly endless volume of material — any mention of these two products:

https://tinyurl.com/3M-4000-UV-05280

https://tinyurl.com/Wheel-Sealing-Tape

After looking at 3M’s application matrix, it seemed to me that, despite all the mention of 5200 and 4200, the 4000 was the best for sealing to metal.  It’s flexible and waterproof, too.

All tape seems to be insurance in the apparently rare (but it happens) cases of a nipple leaking.  I think I want one-inch width, and this seems fine, tho the “permanent” part made me wonder.  3M 4011 is double-sided; I could not find 3M 4012 on the web.  In the interest of full disclosure, I will confess to using bourbon as a search tool, so it is not impossible that I missed it!   :boozing:

[Edited to add that I just found this: https://tinyurl.com/3M-ES-Tape-4411N on Amazon.  I'll see how the stuff I ordered -- https://tinyurl.com/Wheel-Sealing-Tape -- looks, then may use it or order the 3M.]

I look forward to (most of) your comments.   :rolleyes:

Thanks.

Bill
« Last Edit: July 19, 2022, 04:08:24 PM by Iron Cross Junction »
Bill Hagan

Proud Member of Moto Guzzi's Envy-of-the-Industry Post-Sale R&D Program!

1998 V11 EV [98 EV]
2004 V11 Ballabio, Sold; sigh
2007 Norge [NORJ], Sold; sigh
2010 Griso [GRISO], Sold; sigh
2016 Stornello [BEATA]
2017 V7 III [RADOŚĆ], Sold; sigh
2022 V85 Guardia

Offline SIR REAL ED

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Re: Tubeless conversion and unrelated safety feature
« Reply #33 on: July 19, 2022, 10:59:21 AM »
When considering tapes that go over the spoke heads, I always hit a wall on two issues.
One is trying to get the valve to seal over the tape and working against the centrifugal force trying to detach the tape at high rpm rates.

Huzo,

Don't you worry your pretty little head over your second concern.   :wink:

Since the tape has very little mass, the centrifugal force is negligible.  Also, while the centrifugal force is trying to separate the tape from the rim, the air pressure inside the tire is forcing the tape into the rim.

Imagine how hard you would have to work to keep a band of tape from collapsing if there were 30psi on the outside of the band, and atmospheric pressure on the inside of the band.

there bigger things to think about while hoisting a few beers.....

like if you had the choice or running into a Roo or a Yowie, which would you prefer?   :wink:
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Offline moto-uno

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Re: Tubeless conversion and unrelated safety feature
« Reply #34 on: July 19, 2022, 06:13:13 PM »
  I've thoroughly enjoyed this thread  :thumb:  Peter


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