Ditto on the previous post regarding David Kehl - if there's a more knowledgeable & straight-up MB expert and all around attention-to-detail guy, I'd be honored to know them and if I still lived in Deutschland I might try to figure out a way to get my 560sl to David Kehl's shop in San Antonio.

Kehl Motor
10639 Nacogdoches Rd
San Antonio, TX 78217
210-655-6140