"Miki" > wrote in message
oups.com...
> Hey guys, today I bought a new rear seal for my TH-350 transmission.
> It is a Timken p/n 5200. The package contained the usual seal, but
> also had a metallic sleeve inside made by Clevite. It is silver in
> color on the outside and copper in color on the inside. The inside
> also has a spiral pattern cut into it and dimples.
>
> At first I thought it was a sleeve to refresh the surface of the
> driveshaft yoke that the seal rides on, but the sleeve does not fit in
> the seal hole (too big). It does slip easily over the driveshaft yoke.
>
> The sleeve is about 1.5-inches in length, and I can't imagine what to
> do with it. Any ideas?
>

The reason they give you the tail shaft bushing is that 80% of the time
that's what causes the seal to leak. It should be replaced.

Brian