Tom,
I saw a set of cyliders on Ebay for a 510 and was about to bid on them when
I remembered exactly as you said, they have metric threads.
Cheap too!
BUT can we use a rebuild kit from a 510???
66 Mike
----- Original Message -----
From: Thomas Walter <ra0618@email.sps.mot.com>
To: road <datsun-roadsters@autox.team.net>
Sent: Wednesday, August 23, 2000 9:54 PM
Subject: Re: Poterfields R4S-brake pads/shoes
> Laurie,
>
> Thanks for the info for the front pads. Most critical is that slot on the
> back of the pads for the retaining button.
>
> Rear Shoes -- Yes, use 510 ('68-'73) brake shoes! ;-) The 510
> shoes have only one difference, which is a hole for the retaining pin
> and spring. Roadsters did not use the separate retaining pin on each
> shoe like the 510 does. So you can use 510 shoes on a roadster, but
> not visa versa.
>
> Other trivia is the rear wheel cylinders. The look identical between
> the 510 and roadster, but the 510 has 10 mm x 1.00 threading. Roadster
> used 3/8" x 24 tpi threading. Almost identical, but it is not a good idea
> to use 510 wheel cylinders (you can thread in the SAE male fitting
> into the METRIC wheel cylinder, but when you go to tighten the fitting
> you can very easily strip the threads... nothing worse than loosing a
brake
> line when you really need it).
>
> Cheers,
>
> Tom Walter
> Austin, TX.
>
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