Theoretically very possible, and I've been considering it myself. The trouble is figuring out the proper diameter and depth of the proper reamer. What we really need are specs for the 617589005300 reamer.

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- K.C.Adams

'77 300D Euro Delivery
OM617 turbo / 4-speed swap
404 Milanbraun Metallic / 134 Dattel MB-Tex

Current status:
* Undergoing body work

My '77 300D progress thread