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Brake pedal return spring or details.
Moderators: KeithZ1R, chrisu, paul doran, Taffus
Brake pedal return spring or details.
Looking for a brake pedal return spring or dimensions of those sold by the likes of Zpower for the early bikes.
I would rob the one of the J but they dont have the circular type, its an extension type spring.
Needed for the rearsets now fitted to the J and will be used the same way as for early bikes but i suspect the internal diameter of the coiled part may be too small for my setup.
Many thanks.
AL
I would rob the one of the J but they dont have the circular type, its an extension type spring.
Needed for the rearsets now fitted to the J and will be used the same way as for early bikes but i suspect the internal diameter of the coiled part may be too small for my setup.
Many thanks.
AL
1981 J1
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Thank you Steve that is very kind.
For now i just need to know what the internal diameter of the spring would be.
In the photo the diameter of the sleeve on the spindle is 30mm OD.
If the spring internal diameter is larger than that by a little then that would be the way to go.
If not a re-think will be in order.

For now i just need to know what the internal diameter of the spring would be.
In the photo the diameter of the sleeve on the spindle is 30mm OD.
If the spring internal diameter is larger than that by a little then that would be the way to go.
If not a re-think will be in order.

1981 J1
If its one of these Al then they're 35mm id , bit tricky to measure when they're on .
http://www.z1enterprises.com/ItemDetail ... =PM81-3022
http://www.z1enterprises.com/ItemDetail ... =PM81-3022
0172 . Geoff Parr
Thanks GBH thats what i needed to know.
Zpower do them for about £11 but i wanted to find out what the internal diameter was before buying one or sourcing one from here abouts.
All the best
Davy D.
Zpower do them for about £11 but i wanted to find out what the internal diameter was before buying one or sourcing one from here abouts.
All the best
Davy D.
Last edited by Al on Fri Dec 21, 2012 11:32 pm, edited 1 time in total.
1981 J1
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zorded wrote:Thank you Steve that is very kind.
For now i just need to know what the internal diameter of the spring would be.
In the photo the diameter of the sleeve on the spindle is 30mm OD.
If the spring internal diameter is larger than that by a little then that would be the way to go.
If not a re-think will be in order.
30mm, whats that in imperial to the nearest 0,002 of an inch??
Jimmock.
SPEED IS JUST A QUESTION OF MONEY...HOW FAST DO 'YOU' WANT TO GO?
I hate people I don't like !

SPEED IS JUST A QUESTION OF MONEY...HOW FAST DO 'YOU' WANT TO GO?
I hate people I don't like !
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