Thanks Jim, I've heard of those treatments but don't understand them, I'll do some studying.
I was thinking the shot peening would put a finish on the non-journal areas of the crank that would LOOK like something non-razoo, just in case anybody ever got the honor and thrill of perusing my shaft. Gee, that sounded borderline obscene. Sorry.
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No Opels were harmed in the filming of this movie.
However two Mustangs, a Pinto, and a Capri were hospitalized.
One Mustang was euthanized the next morning.