Originally Posted by bigblock427

It's the same engine block. If the accessories will bolt up depend on what car the engine was used in. Engines accessories which were used im ML, or G class cars, or Sprinters often differ from normal passenger cars. For example oil pans and so on. So it's best to research that in MB EPC before you buy an engine. I also would recommend to use to use the original Crossfire ECU with a 3.7 tune, because that's easier than to setuo a 3.7 ECU to a Crossfire SKREEM and BCU.

Regards
Markus