I really feel for the seller here, in same position life-wise being in school and working etc. I hope this has a happy ending, sounds like it might be a B2 piston blowout and the tech who looked at the trans does not know MB trans too well. Dent looks typical of college parking lot unfortunately

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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