My last few roadtrips I've been getting 23.5 mpg Imperial going east
to west, and 24.5 west to east., also in an 85 1.9.  I think the
difference is due to the general prevailing winds and the slight
decline.  I have a very light foot as well.

Jeff

On 21-Apr-08, at 2:56 PM, Mike Collum wrote:

> Well, I really do get 21 mpg with my '85 1.9 Westy (certainly not the
> same as a 2.1 syncro) running at 63 mpg (by GPS).  I'm using 185 14
> Nokian Hakkapeliitta C2 tires.  This is confirmed over many miles and
> several years.  BTW, it only gets about 17 mpg with the O2 sensor
> disconnected.  With that much difference, I'd say my AFM is somewhat
> maladjusted and the O2 sensor serves to compensate for it.
>
> Mike