Since no else has chimed in, I'll try to help. As you mentioned, the 95 is OBD, and the 96 and newer are OBD-II. As far as I know, this means that these are different computers. I also believe that the mtx PCM is different from the atx computer. Maybe someone else will either confirm or deny.
95 Contour Zetec, ATX (wrecked, sitting in the barn)
95 Mystique Zetec, MTX
2000 Taurus SEL 3.0L Duratec
1994 Crown Victoria LX 4.6 V8
1993 Chevy Silverado 4.3 V6
| 
