On Tue, 6 Jun 2006, Hugh Barber wrote:
> Randall Young wrote:
> > BTW, the Wikipedia article is flawed as well. Code of Federal Regulations
> > Title 49, Chapter 5, FMVSS 571.116 defines performance standards for brake
> > fluid, but not what chemicals go in them. Except for "DOT 5", where it says
> > only that it must be at least 70% "a diorgano polysiloxane".
> >
>
> I had heard that while DOT 3 & 4 were polyethylene glycol based, some of
> the new DOT 5.1 fluids were borate ester based..........
There was a very good article on this topic in GRM (or was it Classic
Motorsports??) in the recent past. Good info.
Thanks Tim (and/or Gary/Per).
:-)
rml
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