Originally Posted by JimmieC

Yes, if anyone here is going to do any MB engine swap make sure it's '04 or up!! There were huge material upgrades starting in '01. The 04-05 ML 350 and 06 S 350 are the 3.7L M112 ENGINES......... Which did you use as a donner engine? The ML or the S? I understand there are some differences in the front of these engines which affect how easy it is to mount up the accessories, etc. Thanks