Torsen Test Redux w/ 88 80q

[Brady Moffatt]

The Bimmer must have a limited slip diff in the front.

All the quattros that I know of have open front diffs. With everything
locked, that guarantees only 3 wheel drive.

Does this make sense?

Brady Moffatt
Montreal, Quebec, Canada
86 4ksq, 279,000km
72 Datsun 240Z, 180,000 miles

----- Original Message -----
From: "TM" <t44tq at mindspring.com>


> Because this topic came up, I thought I'd ask:
>
> The BMW test-drive thing that I went to this past fall had
> a demonstration of the "superiority" of the BMW AWD system.
>
> In this simulation, there was a ramp with rollers situated
> so that only one wheel has traction at any given time. The
> 330xi had no problem with this test, but the A4q didn't cut
> it.
>
> I know that the Gen. I quattros would have no problem- lock
> the center and rear diffs and it should be able to go right
> up, but what about the other cars? I thought that the EDL
> would kick in and allow it to climb.
>
> Not really a realistic test, but it shows the limitations of
> the AWD system- a G-Wagen w/ triple locking diffs would have
> no problem either.
>
> Taka
>