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Re: SVO: hard shifting?
Gary Morrell wrote:
> On Nov 13, 10:30, SVO8ntno50@aol.com wrote:
> > Subject: Re: SVO: hard shifting?
> > In a message dated 97-11-13 03:05:15 EST, Kenny.Baxter@Ebay.Sun.COM writes:
> > <<
> > I know a lot of folks that run gear oil in their transmissions--but all
> > of those vehicles see serious track time with the Shelby club. On the
> > track it may help because of the severe driving conditions and extreme
> > heat. For daily driving, the only value-add I see is a stronger right
> > arm...
> > --Kenny
> > >>
> > Do Not Under Any circumstances use Gear oil in a late model T-5. It will
> > aside from the obvious hard shifting cause failure in the transmission
> > sooner or later. The gear oil is too thick and does not properly lubricate
> > the trans. I don't know about pre 86 T-5's but will confirm this on my 84
> > I drop the trans out of it in a few weeks.
> > Paul
> > red 86
> Late model T-5's ('86 an up if memory serves) use synchro blocker rings with a
> friction material bonded to the ring's inner surface. High sulphur gear oils
> will cause the linings on the synchro blocker rings to delaminate, leaving you
> with powdered metal blocker rings, which will make shifting extremely
> Use any good organic ATF, or, to improve shifting in very cold temperatures,
> use a full synthetic ATF, such as Redline MTL, Redline DEXRON 4, or Mobil 1
> ATF. Compared to organics, synthetic ATF's have very linear viscosity -vs-
> temperature profiles, as such, they don't get thixotropic at low temperatures.
> At high temperatures, they also better maintain their shear film strength,
> which helps prevent gear clatter and is important for good synchronizer action.
> Gary Morrell
Amen Gary, So you have seen it too!