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 Post subject: S1 frame brace
PostPosted: 25 Jan 2011 22:32 
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Joined: 25 Apr 2010 16:52
Posts: 1190
Current ride: S1wl IronhorseSunday
Location: north wales
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

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 Post subject: Re: S1 frame brace
PostPosted: 25 Jan 2011 22:49 
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Joined: 13 May 2009 22:42
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Current ride: rusty 3-speed pedal
Location: Montauk
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.

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 Post subject: Re: S1 frame brace
PostPosted: 25 Jan 2011 22:51 
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proff. patpending
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Joined: 06 May 2009 20:20
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Current ride: Victoria Sponge
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viewtopic.php?f=10&t=7121&hilit=brace

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 07:35 
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Joined: 15 May 2009 17:34
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Location: The borders of insanity
The best solution is the one Buell used eventually. Weld a bit in.

The improvement afforded by the brace is stunning btw.

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 07:49 
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proff. patpending
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Current ride: Victoria Sponge
Location: Bristol - Gateway to all things good
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?

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 10:28 
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has it got a pulse?
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Joined: 06 May 2009 15:47
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Current ride: FUBAR...Enough said!
Location: Reading
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

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 10:43 
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Joined: 06 May 2009 19:42
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Current ride: S1 Lightning
Location: Shoreham
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

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 10:49 
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has it got a pulse?
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Joined: 06 May 2009 15:47
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Current ride: FUBAR...Enough said!
Location: Reading
Yup welded in does look alot better

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 16:43 
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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.

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 18:07 
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has it got a pulse?
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Joined: 06 May 2009 15:47
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Current ride: FUBAR...Enough said!
Location: Reading
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:

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 18:24 
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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.

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 21:04 
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A grey tide eel
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Joined: 07 May 2009 12:18
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Location: Bristol
How about someone lending Spondon440 one to take dimensions from and he could do his magic and satisfy the demand?

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 21:21 
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has it got a pulse?
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Joined: 06 May 2009 15:47
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Current ride: FUBAR...Enough said!
Location: Reading
There's not much of a demand, those who want one get the welded option

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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 22:49 
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Joined: 25 Apr 2010 16:52
Posts: 1190
Current ride: S1wl IronhorseSunday
Location: north wales
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:

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Buelling is exhillarating
But downhill bike racing is so terrifying it makes your arse grow teeth


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 Post subject: Re: S1 frame brace
PostPosted: 26 Jan 2011 23:14 
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Joined: 25 Apr 2010 16:52
Posts: 1190
Current ride: S1wl IronhorseSunday
Location: north wales
Who's spondon 440 anyone got a link

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But downhill bike racing is so terrifying it makes your arse grow teeth


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