The starter motor is on the other side for the OM603 so you would have to have the transmission from the OM617 for it to fit. There are some other things too, but the starter motor is the biggie.

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TC
Current stable:
- 2004 Mazda RALLYWANKEL
- 2007 Saturn sky redline
- 2004 Explorer...under surgery.

Past: 135i, GTI, 300E, 300SD, 300SD, Stealth