[s-cars] poll for best gear oil

[Andrew Beckert]

I've been very happy with Swepco 201 and, yes, it's safe for yellow metals.

Andrew

On 9/28/07, LL - NY <larrycleung at gmail.com> wrote:
>
> I live where winter gets below 20 degrees F regularly.
>
> When I switched to Redline in my GTi, shift action when cold got
> significantly better. Same with my 4KQ.
>
> No noticable change in either my 200Q nor my S6, but that is likely due to
> the fact that both of those
> cars were likely factory fill..;which is specified to be synthetic anyway
> by
> Audi.  That explained why
> theere was no noticable effect. It already had synth.
>
> FWIW, I accidentally (before I knew about this list) filled my 200Q's
> gearbox with Mobil 1 GL5 gear oil.
> Eventually, the slicker GL5 spec made the synchros stop doing their job,
> the
> gearbox got graunchy.
> A switch to Redline MT-90 and about 200 miles got things back to normal
> again.
>
> So, I'd agree with what Rich has to say, there may have been problems with
> Mike's friend's tranny. IMHO,
> Redline (or probably any other proper synth GL4 fluid) and the list
> "saved"
> my 200Q's tranny.
>
> On 9/28/07, Taka Mizutani <t44tqtro at gmail.com> wrote:
> >
> > Along the lines of what Rich said, if your synchronizers are shot, the
> > slicker action of Redline will allow you
> > to shift faster than the synchros can keep up.
> >
> > Redline slicked up my Miata's transmission to nearly rifle-bolt
> precision.
> >
> > I didn't notice any real difference in my 5ktq or my 200q when doing
> > Redline, though.
> >
> > It didn't really do anything in my old Pathfinder, either.
> >
> > Some transmissions are a lot more sensitive to cold weather, though- my
> > old
> > VW GLI was really crunchy until the gearbox warmed up. Same thing with
> the
> > STi- it doesn't want to engage 1st or 2nd very easily in sub-40F
> weather.
> >
> > Taka
> >
> >
> > On 9/28/07, Rich Assarabowski <konecc at snet.net> wrote:
> > >
> > > Reline MT-90 has always worked well for me on every car I've owned,
> > though
> > > I
> > > know some people would say otherwise.  I wonder how much it has to do
> > with
> > > the condition of the transmission, "kinda sucks" may be indicative of
> > > other
> > > issues with the transmission.  Why was your friend unhappy with it,
> what
> > > exactly were the symptoms?
> > >
> > > -- Rich A.
> > >
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