Re: Buying '94 100S - regular vs premium gas / what to check for

["Milan B. Milojevic" <milanb@earthlink.net>]

You may want to inquire regarding carbon build up in the
combustion chamber.  There is some dispute which grade of gasoline
produces less.

At 03:10 PM 11/21/99 -0800, you wrote:
> Dwomby@aol.com writes:
> > I see it is supposed to take premium gas.  Will it run on
> regular?  What's 
> > the downside of regular - for example, pinging, loss of power, fuel
> economy, 
> > engine damage?   
>
> The engine is equipped with knock sensors and the ECU will retard
> the ignition timing at the onset of pinging to stop it.  Thus, no
> damage
> would occur from the use of regular grade gas, but you may lose
> performance.
>
> -Ti
> 96 A4 2.8 quattro
> 84 5000S 2.1 turbo
> 80 4000 2.0
> -- 
>     ///  Ti
> Kan               
> Vorsprung durch Technik
>    ///   AMB Research Laboratories, Sunnyvale, CA.
> USA
>   ///    ti@amb.org
>  ////// 
> http://metalab.unc.edu/tkan/
> ///