Re: AoA on 10W-30 vs. 10W-40

[the Cyborg <qwe@wam.umd.edu>]

My dealer reccomds 5W-40 oil for the warmer climate.

On Thu, 18 Apr 1996, Doran Howitt wrote:

> According to a chart in my '89 100q owners manual (p.98), the climate 
> temperature range is the SAME for 10W-30 and 10W-40 engine oil, 
> shown as approx. -5F/-20C up to only 60F/15C.  Questions:  
> 
> 1. Are these numbers right?
> 2. Why doesn't the range for 10W-40 go HIGHER than for 10W-30?
> 3. If these nubers aren't right, why does Audi publish wrong info?
> 
> Doran Howitt <dhowitt@iddis.com>
> 
> 
> 
>