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Need a wastegate

In message <199707082346.QAA22649@gonzo.wolfenet.com> Orin Eman writes:

> > Symptoms on the car:  At first, had boost like crazy.  The car was really 
> > flying (1.5-6 bar)  Then, when accalerating, the car would stumble badly 
> > (but never die).  Not a good thing when trying to merge on the Washington 
> > area's "Ring of Death" (beltway).
> Good mechanic.  Definitely symptoms of a blown diaphragm.

It's one of the easiest things to check, because the _upper_ chamber should be 
airtight.  Just couple up a hand-operated vacuum pump to the upper chamber and 
give a couple of squeezes.

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