Silicone is not hygroscopic which is one reason I use it. The other being
that when it spills on the paint it makes it shiny :)
I use it instead of Armorall on the rubber and vinyl parts.
Mike
----- Original Message -----
From: "Gary McCormick" <svgkm@halley.ca.essd.northgrum.com>
To: "datsunmike" <datsunmike@nyc.rr.com>
Cc: <Geegc@aol.com>; <datsun-roadsters@autox.team.net>
Sent: Tuesday, March 05, 2002 10:36 AM
Subject: Re: rotor rooter brake line
> I don't know about silicone brake fluid, but regular brake fluid is very
hygroscopic, that
> is, it attracts moisture. I found out the hard way that the BMW folks at
BMW were right
> about specifying once a year fluid changes - luckily it was a clutch, not
a brake failure.
> Moisture in my clutch fluid had accumulated at the lowest point in the
system, the slave
> cylinder, and frozen into a little plug of ice when my '76 3.0 Si was
parked outside
> overnight in 18 deg. F. Next morning when I depressed the clutch pedal,
that little chunk
> of ice wiped out the seal and voila! No clutch 8^( With some smooth
clutchless shifting
> (thank goodness for good synchros!) and a little luck at traffic lights, I
drove it home,
> about 200 miles, with no incident.
>
> Gary McCormick
> San Jose, CA
>
> datsunmike wrote:
>
> > I hope the line is not clogged with rust. As I said many times the brake
> > lines rust from the inside out and all that crud will do a number on
your
> > brake seals. Don't ask me how I know but even using silicone w/brand new
> > components everything needed to be replaced w/i 4 -6 years.
> >
> > When I disassembled the pistons and cylinders I found rust particles
which
> > scored the walls.
> >
> > I replaced all the lines with new ones I bent up. Not hard but very time
> > consuming.
> >
> > Mike
> >
> > ----- Original Message -----
> > From: <Geegc@aol.com>
> > To: <datsun-roadsters@autox.team.net>
> > Sent: Tuesday, March 05, 2002 1:11 AM
> > Subject: rotor rooter brake line
> >
> > > The list helps again.
> > >
> > > As constant readers may recall that last night I discovered a clogged
> > brake
> > > line from the master cylinder to the junction box on the firewall.
One
> > > lister suggested a rotor rooter and so my BW went to the local OSH to
buy
> > > some cable that would fit in the tube.
> > >
> > > When she got it home we hooked the cable up to the drill and fed it
into
> > the
> > > tube. Lo and behold, it worked and the obstruction was cleared. One
> > thing I
> > > discovered, it helps to have some extra rubber or a metal tube to run
the
> > > cable through to keep it from twisting onto itself as you feed it into
the
> > > brake line.
> > >
> > > Thanks again to Fred Schroeder for his suggestion.
> > >
> > > Now I have only another week or so of greasy evenings before I try to
> > start
> > > the beast.
> > >
> > > Gary C
> > > 1966 1600
> > > 1968 2000
> > >
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> >
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