[Healeys] Master Cylinder Packing Shims

Al Fuller alfuller194 at gmail.com
Tue Nov 9 19:51:56 MST 2021


Simon - Re: " Adjusting the shaft in situ would be an absolute nightmare
for anyone who wasn’t whippet thin and possessed of short arms with many
joints"

NOW I understand the problem... I'm 6'2", 220 lbs, 36" shirt sleeves and
only the standard joints! No wonder I need to have a friend work under the
dash!
________________
Best Regards,
Al Fuller

On Tue, Nov 9, 2021, 2:31 PM Simon Lachlan via Healeys <
healeys at autox.team.net> wrote:

> Certainly 4 are shown in my parts book, so suitable for MkIIs. Shaped and
> show as a fit between cylinder and bulkhead.
>
> Surely the fact there are 4 indicates that they are indeed meant as some
> form of adjustment shim.
>
> In my drawer of brake and clutch related “useful stuff” there was an
> apparently unused brake master cylinder with an adjustable push rod. The
> shaft’s rod was threaded and screwed in and out of the clevis pin end and
> could be locked with a nut.
>
> Perhaps the cheap(er) shims replaced the more expensive cylinder?
>
> Adjusting the shaft in situ would be an absolute nightmare for anyone who
> wasn’t whippet thin and possessed of short arms with many joints.
>
> Simon
>
>
>
> *From:* Healeys <healeys-bounces at autox.team.net> *On Behalf Of *Harold
> Manifold via Healeys
> *Sent:* 09 November 2021 16:56
> *To:* Ken Fleming via Healeys <healeys at autox.team.net>
> *Subject:* [Healeys] Master Cylinder Packing Shims
>
>
>
> Who knows what the purpose of the Master Cylinder Packing Piece is? There
> are 4 on the brake master cylinder and none on the clutch master cylinder.
> As far as I can tell the packing piece would reduce the distance the push
> rod can travel into the bore of the master cylinder. Is there an adjustment
> for the brake pedal and push rod that you use these packing pieces to set?
>
>
>
> The workshop manual specifically mentions “not forgetting to fit the
> packing washer first” as part of the brake master cylinder installation.
>
>
>
>
>
>
>
> Thanks… Harold
>
>
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