I've got 99,820 on my '97 Mystique, and other than a ton of sensors fouling up, nothing major has gone wrong with the engine. I am seriously about to replace that accursed idle speed control valve. Maybe even tommorrow if I can get some jackstands.
J.T.
2002 Chevrolet Silverado 294ci V8. Custom CAI, headers on the way...
1997 Mercury Mystique Zetec ATX
Deceased February 2006