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Handbrake calipers

Posted: Fri Apr 28, 2017 7:27 pm
by Paros
Need help.
I have the bigger Alcon rear brakes (without handbrake).
Can anyone advise me what brand/model the handbrake kit is?
I don't have the standard fitting, meaning his has be fabricated so I am also interested in alternative handbrake calipers.
I think the discs are 22mm thick.

Re: Handbrake calipers

Posted: Fri Apr 28, 2017 9:12 pm
by smokin

Re: Handbrake calipers

Posted: Sat Apr 29, 2017 7:10 am
by Al a Star
Hi
I bought the kit for MOT They are Alcon used on a BMW motor bikeĀ  cal2139x02jzr or send email address and will send photos
Alistair

Re: Handbrake calipers

Posted: Mon May 01, 2017 5:51 pm
by Paros
I received the pictures and used the modelnumber from Alcon but I am not able to find theese anywhere?
Are the Alcon handbrake calipers Ariel specific??
I only need the handbrake calipers for MOT.

Re: Handbrake calipers

Posted: Mon May 01, 2017 7:06 pm
by smokin

Re: Handbrake calipers

Posted: Mon May 01, 2017 7:12 pm
by Paros
Great, this is what I was looking for!
Can I use the original cables and lever??
What ratio did you go for and does the spot calipers provide enough power to stop the rollers at the MOT?



[quote="smokin"]
If you can't pick up a second hand set or beg/borrow for MoT, you could buy spot calipers / cables / lever and make your own mounts - I did

http://www.hispeccalipers.co.uk/spotv1.html

http://www.ebay.co.uk/itm/MGF-MGTF-Leather-Handbrake-Lever-E-/182554767620?hash=item2a811cb104:g:FecAAOSwhlZYsweu

http://www.ebay.co.uk/itm/Pair-of-mgf-handbrake-cables-genuine-/332197749689?hash=item4d588763b9:g:uSgAAOSwKOJYK3WV
[/quote]

Re: Handbrake calipers

Posted: Mon May 01, 2017 7:42 pm
by smokin
The lever can be used as it is (there's a cable retainer you can get from factory, see pick - not expensive)

I cut the caliper-end of the cables to fit the cable adjuster/nipple I fitted

I cut the driver's side cable down a bit as it doesn't have as far to go

I get my MoT station to road test the brakes (they get a free passenger ride) and use a combination of engine braking and handbrake to get the required retardation. Not sure it would pass a rolling road test as it's difficult to get enough pull on the lever when inside the car

7.2 to 1 ratio used

Also found email from Alcon back in 2010 stating they only sell the handbrake calipers to Ariel

Re: Handbrake calipers

Posted: Mon May 01, 2017 7:48 pm
by Paros
Should I buy the EBC Standard Road (1 bolt) or EBC Standard Road (2 bolt) for the Spot V1 Caliper?
Also, what "ratio" did you choose?

Re: Handbrake calipers

Posted: Mon May 01, 2017 7:56 pm
by smokin
7.2 to 1 ratio

Mine came with pads included, no idea what they are - there weren't options back then