In message <3.0.1.32.19971026174016.00685de0@sc.llu.edu> Staci Hemmerlin writes: > My 83 ur-q is detonating under boost at about 7 psi. The wastegate and > computer are stock. The boost will go as high as 8.5 psi. I am running > nothing but supreme fuel (92). This has been going on for about 6 months. Design is 95/98 octane. -- Phil Payne Committee Member, UK Audi [ur-]quattro Owners Club