'88 90Q Trans/Ceter Diff questions

[tihol_tiholov at sd27.bc.ca]

Question:
> I'd like to change the trans fluid in a 1988 90Q but don't know the
> quantity nor type recommended for this application.  Input would be
>appreciated.

Answer:

>It takes almost 3 quarts/liters of hypoid gear oil, 80 or 90 weight, not
>sure which.  I think I have used 80w90 in the past.  I also used Mobil
>One synthetic with no apparent trouble.

Just to underline: SYNTHETIC oil.  Dino gear oil turns ugly soon in there.

<snip>

> ... as I recall from voluminous discussion on this list, it can transfer
up >to 90% of torque to the front or rear when it "senses" slippage at the
>other end.

Oh, man, who pulled you by the tongue (as the Russians say) ;o)  There goes
the BW.  Watch out for a barrage of corrections, explanations,
clarifications and repetitions of the above :o(

Greetings,
Tihol