I used the wood faces carpenters vise to protect from marring the hub, but the hub is so thick, I dont think you can really damage it by using a regular bench vise.

To clean mating surfaces, use sharp wood chisels or a razor blade scraper or something similar to get all rust and debris off.

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1984 300TD Wagon, 407,800 mi (current daily driver)
1985 300DT Sedan, 330,000 mi (gone to that great autobahn in the sky)