[s-cars] Master cylinder help (long)

[Martin Kozaczek]

I can get your a rebuilt servo for $375 with a $50 core fee, plus some
really good tips on replacing it.

On Mon, Jul 25, 2011 at 2:02 PM, mike claire <mike.claire at gmail.com> wrote:

> Sounds like the brake servo to me (btdt).  Expensive to buy, even used.
>  And
> even worse to put in.  Got mine from Force 5.
>
>
> Mike
>
>
> On Mon, Jul 25, 2011 at 1:16 PM, serge <s6serge at verizon.net> wrote:
>
> > Hi everybody, its been a long time since my last post. My S6 avant came
> to
> > an abrupt demise via a Japanese sh!tbox-- the cell-phone-clutching,
> upstate
> > New York lady came down to the big city to blow through a red light and
> > take
> > out my driver's side front (enough for the Gecko to say its a total
> loss).
> > I
> > had a car full of people, an no one was hurt. These cars are truly tanks.
> >
> > But this is a tale of hope and resurrection. The car sat at my mechanic's
> > for less than a week, and a young lad from the neighborhood decided he
> > wanted to fix it up. I had a few parts need for the fix (along with all
> RS2
> > bits) Rossato-Binned in my basement, so a deal was struck. A few months,
> 2
> > new headlights, and a whole lot of elbow grease later, the car was back
> on
> > the road! Looked damn good too!
> >
> > But trouble was brewing in the braking department. A pulsating pedal that
> > neither I or my mechanic could track down (tried new bomb or 5, new pump,
> > new hose, flushed the system 5 times... pulsation is still there, worse
> > during summer months--high humidity--less so in winter, has been the only
> > clue) had gotten so bad, that the car is now parked (also coincided with
> > the
> > failure of power steering hose, which has been sent to Spokane House of
> > Hose), and the fluid reservoir caming off the master cylinder, spilling
> all
> > the brake fluid...I'm surprised lightning didn't hit it twice just then.
> >
> > So my young friend is desperately trying to get the car back together in
> > time for his FIRST S//Fest attendance. But brake system frustrations, and
> > lack of sleep (and funds) due to a brand new baby, have him seeking
> > desperate measures. He's considering converting to vacuum assist for the
> > brakes ala non-turbo 100. Not being a big fan of vacuum assist on turbo
> > cars
> > (I know its been done), I'm trying to convince him to try a new
> (different)
> > master cylinder first.
> >
> > That's where you guys come in. I'm looking for:
> > 1) any thoughts on brake-pulsating problem
> > 2) anyone who has a good-known master cylinder in their Rossato-Bin, or
> > knowledge of where one can be sourced cheaply (dealer price is something
> > like $600 + the new baby)...
> >
> > As always-- TIA,
> >
> > -Serge
> >
> > '03 S8
> >
> >
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