In message <375C362E.42EB@earthlink.net> Wolff writes: > Model A80Q Year 86 MG 1 SG 45 Illustration 20-10 > 035 145 101 A vacuum pump > > Yep, that's the bugger that runs off the camshaft. Got it. It uses the same flange in the head casting that's used by the mechanical fuel pump fitted to the carburettor versions of the Audi 80. -- Phil Payne UK Audi quattro Owners Club