[Healeys] BJ8 Rear Brake

Michael Salter michaelsalter at gmail.com
Tue Jul 6 09:58:41 MDT 2021

Perhaps you could better describe "things were not right".
If the brake was not overly hot there may be no problem.
When correctly adjusted the wheel cylinder only operates in the first
couple of mm of its stroke, the rest of the bore serves only as a guide for
the piston.


On Mon., Jul. 5, 2021, 6:38 p.m. Healey, <67healey at gmail.com> wrote:

>  I had to replace a leaking, original wheel cylinder (drivers side)
> earlier. Everything went fine with the install & adjustment, except that on
> its inaugural run, it became quickly apparent that things were not right.
>  Took the drum back off again, only to find that the cylinder was not
> retracting properly.
>   Group wisdom from the internet says you need to replace the rubber
> pipe.No problem - except there is only 1 of these rubber brake pipes that
> goes into a T to feed both rear brakes - and the problem is ONLY with the
> driver's brake - the passenger side rear wheel cylinder retracts like a
> champ. Driver's side spring is ok btw.
>  So what I don't understand is - if the inside of the rubber pipe was
> swollen, not letting fluid back through, wouldn't this affect both rear
> brakes, not just one of them?
>   Should I replace this one hose, or did I get a "bad" wheel cylinder from
> Moss? (yes, I ordered the cheaper aftermarket cylinder @ $14 as opposed to
> the TRW brand cylinder @ $70), or do I replace both? or?
>   Lastly, what is the min thickness of the rear shoes? Both are evenly
> worn & about the same thickness as the metal mounting plate underneath.
>   Thanks in advance,
> Neil
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