UK Buell Enthusiasts Group
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S1 frame brace
https://www.ukbeg.com/forum/viewtopic.php?f=7&t=9716
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Author:  restone [ 25 Jan 2011 22:32 ]
Post subject:  S1 frame brace

Im after a frame brace for my S1wl.
Is the Banke one the one to get or are there others.
Maz what brace you got on yours?

Where can I get one from?
Cheers Rich

Author:  Motorrad [ 25 Jan 2011 22:49 ]
Post subject:  Re: S1 frame brace

None appear to be readily available commercially. Therewas someone here and on badweb some months back selling nice ones he had made up, based on one that used to be available. Sorry for the lack of precision about details, but you can find it by searching either forum.

Author:  pash [ 25 Jan 2011 22:51 ]
Post subject:  Re: S1 frame brace

viewtopic.php?f=10&t=7121&hilit=brace

Author:  chris(madrid) [ 26 Jan 2011 07:35 ]
Post subject:  Re: S1 frame brace

The best solution is the one Buell used eventually. Weld a bit in.

The improvement afforded by the brace is stunning btw.

Author:  pash [ 26 Jan 2011 07:49 ]
Post subject:  Re: S1 frame brace

chris(madrid) wrote:
The improvement afforded by the brace is stunning btw.


Really? What happens?

I am a bit thick in this area and I am struggling to understand what good it does (apart from improving acceleration due to a lighter wallet), so please correct me. See, my understanding is that:

Swinging arm attaches to the engine.
Engine attaches to the frame by two rubber bungs at the back and a rubber bung at the front.
Wheel centres are prevented from twisting (cos all connected by rubber) by tie bars which restrict sideways movement.

Now, since the tie bars are rose jointed, they allow motion up and down and back and forth, which allows the vibration to be absorbed, but not sideways cos they are in compression/tension.

What I see this brace doing in preventing the triangle, hanging down, from moving back and forth, however there is no load back and forth.

At idle, you may see this hanging triangle vibrating back and forth, but is that just excitation at a resonant frequency?

Author:  Beef [ 26 Jan 2011 10:28 ]
Post subject:  Re: S1 frame brace

They're probably worth half a second a lap Pash :!:
But, according to anyone wanting to improve power-thats just not what Buells are about :!: :roll: lOl lOl

Author:  Robs [ 26 Jan 2011 10:43 ]
Post subject:  Re: S1 frame brace

I had a brace welded, looks better than that bolt-on jobby, I might think twice about that if had proper S1W. I read it reduces head stock flex under braking

Author:  Beef [ 26 Jan 2011 10:49 ]
Post subject:  Re: S1 frame brace

Yup welded in does look alot better

Author:  chris(madrid) [ 26 Jan 2011 16:43 ]
Post subject:  Re: S1 frame brace

pash wrote:
chris(madrid) wrote:
The improvement afforded by the brace is stunning btw.
Really? What happens?
Steers better - less head shake - feels less nervous in rapid "S" bend flicks.

Before I braced the S3 - in 1998/9, I was investigating Steering Dampers. Not even entertained the idea since.

I can believe it's worth a second a lap, though I'm not going to try.

Author:  Beef [ 26 Jan 2011 18:07 ]
Post subject:  Re: S1 frame brace

chris(madrid) wrote:
I can believe it's worth a second a lap,


I was taking the piss Chris lOl lOl

But I am surprised he hasn't been told to buy a jap bike because that's not what Buells are about :roll:

Author:  chris(madrid) [ 26 Jan 2011 18:24 ]
Post subject:  Re: S1 frame brace

Beef wrote:
chris(madrid) wrote:
I can believe it's worth a second a lap,


I was taking the piss Chris lOl lOl
:oooops: Well I can believe it anyway - took a good 10mins of my Sunday run lap - 200kms long lap.

I'm now more sedate - The rocket is still new.

Author:  daywalker [ 26 Jan 2011 21:04 ]
Post subject:  Re: S1 frame brace

How about someone lending Spondon440 one to take dimensions from and he could do his magic and satisfy the demand?

Author:  Beef [ 26 Jan 2011 21:21 ]
Post subject:  Re: S1 frame brace

There's not much of a demand, those who want one get the welded option

Author:  restone [ 26 Jan 2011 22:49 ]
Post subject:  Re: S1 frame brace

Please enlighten me on the welding option.
Guage and type / make of tube, type of weld.
Can any competant fabricator do it.
Or would that be sacrilidgeous to a proper S1wl

Come on cheif :maz: Speak forth for I am all ears :yup:

Author:  restone [ 26 Jan 2011 23:14 ]
Post subject:  Re: S1 frame brace

Who's spondon 440 anyone got a link

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