RE: [alfa] Clutch Master Cylinder Rebuild Questions- 69 Spider

["Peter Webb" <webb.p@xxxxxxxxxxx>]

From all I've read, silicone DOT5 fluid is more hydroscopic than DOT4
mineral and DOT5.1 synthetic.  Do you get less moisture absorption from the
silicone?   I always understood it was for higher temperatures.

-Peter


> -----Original Message-----
> From: owner-alfa@domain.elided [mailto:owner-alfa@domain.elided]On Behalf Of
> Gilbert Gagne
> Sent: Sunday, September 14, 2003 1:58 PM
> To: alfa-digest@domain.elided; robert_watson100@domain.elided
> Subject: RE: [alfa] Clutch Master Cylinder Rebuild Questions- 69 Spider
>
>
> >It looks like I am working on needing my 3rd clutch master
> cylinder in >6 years (for a 69 spider).
>
> Robert,
> It appears that you are geting severe corrosion in the clutch master
> cylinder that is destroying the internal seals. Do you live near the
> ocean? What are you using for fluid in the MC? If corrosion is indeed
> the problem, I would suggest switching to DOT 5 silicone fluid and end
> this corrosion once and for all. I always change to silicone fluid
> whenever I do brake work on any of my vehicles.
> Gil Gagne
> 1986 Spider
> Port Orange, FL
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