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piston for mc engine

In message <19980102135914.5674.qmail@hotmail.com> "Mike Del Tergo" writes:

> I can see why an extra injector or use of cold start injector for added 
> fuel under WOT could cause uneven fuel/air mixture, but why under "high 
> boost"(can you quantify), assuming CIS equates fuel delivery across 
> cylinders, are we talking unequal air across cyls?  Any recommended fix?

Still working on it.
The Motronic system, which times injection pulses to met the induction cycle 
and also permits fuel volume adjustment per cylinder, obviously solves some of 
these issues.  Maybe that was one of the reasons it was developed.  As far as I 
know, the 20Vs don't suffer from this.

 Phil Payne
 Committee Member, UK Audi [ur-]quattro Owners Club