[Spridgets] What fluid for clutch master cylinder?

Allen Hefner lbc77mg at gmail.com
Wed Oct 12 09:32:15 MDT 2011


I'm not sure what you're saying, Bob.  Do the seals not seal because you
used DOT5?  Or you redid the hydraulics because the seals were no longer
sealing and then you switched to DOT5?  Or am I over-analyzing?

Stick with DOT4 or Castrol LMA.  Both have a higher boiling point than
DOT3.  The only thing going for DOT5 is the paint thing.  Water in the
system should not be a problem if you flush and refill it every two years.

 Allen Hefner
Norristown, PA

*Current:*
2006 Chebbie
*Former:*
1963 Sunbeam Alpine Series III
1967 Triumph TR4A IRS
1964 VW Type I
1967 VW Type II
1967 Rover 2000TC
1977 MG Midget



On Wed, Oct 12, 2011 at 1:35 AM, Kitterer Bob <bkitterer at me.com> wrote:

> Yes, have been using DOT 5 for years.  When I redid my hydraulic system a
> couple of years ago none of the seals would seal so the car sets waiting for
> us to finish our adventures.  Was just hoping there might be another choice.
>
> Bob Kitterer and Dolores
>
> 1960 Austin Healey Sprite (Mk IV in disguise) - in storage
> 1966 Austin Healey Sprite Mk III (Trevor) - still in boxes - in storage
>
> On Oct 11, 2011, at 5:07 AM, Brad Fornal wrote:
>
> > As far as I know, the only "paint safe" brake fluid, is DOT 5 Silicone
> > fluid.
> >
> > On Mon, Oct 10, 2011 at 9:58 PM, Kitterer Bob <bkitterer at me.com> wrote:
> >
> >> Thanks, not what I would like to hear but thanks anyway.
> >>
> >> Bob Kitterer and Dolores
> >>
> >> 1960 Austin Healey Sprite (Mk IV in disguise) - in storage
> >> 1966 Austin Healey Sprite Mk III (Trevor) - still in boxes - in storage
> >>
> >> On Oct 10, 2011, at 10:44 AM, Allen Hefner wrote:
> >>
> >>> Yes.  Don't spill it!
> >>>
> >>> Allen Hefner


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