Have you done the trans change yet?

I would jump straight in and manual it.

NO , it is not a "hack" job.

It is a "bolt in using all mercedes parts easy job".

Having a hoist and a donor car helps too

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'72 240D
'76 300D
'88 300sel
'40 Chev pickup , the shop hack.
'73 Monte Carlo Landau, for "Super Chevy Sunday"