I calculated mine via the odometer.

My tires are slightly larger 14 units. 225/70/14 Bridgestone I believe.

My speedo is off by 7 mph.

R
On Oct 20, 2009, at 6:03 PM, Robert Stewart wrote:

> So I just got done with my 1st 1,000 miles on my 2.1L auto 1988
> Wolfsburg.
>
> Before the rebuild I would be average on a full tank down to nothing
> 200 miles per tank, note that this with with poor compression on 2
> heads.
>
> With the rebuild now I am seeing 320 miles! I just filled the tank
> with 14 gallons of gas which means I am getting close to 22.8MPG.
> Which seems amazing.
>
> Can anyone tell me if this is normal or above average?
>
> Robert
> NY