I would repost this in the diesel sub-forum here.
It is actually the most active sub-forum on this site.
Larry Bible has rebuit a 240D motor, and I know he could help you.
2001 E430, Bourdeaux Red, Oyster interior.
1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".