IMHO, the M104 is the best technology in an inline 6 vs the M103. Kind of like the OM606 vs the OM603. However, at least visually, it's a big-arse engine and I feel like it would be a challenge to fit into the 123 body.

Still would be sweet to build a 600 HP beast with it.

__________________
-Evan


Benz Fleet:
1968 UNIMOG 404.114
1998 E300
2008 E63


Non-Benz Fleet:
1992 Aerostar
1993 MR2
2000 F250