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    Johnson JHL-23A 1968 3HP crankshaft thread spec?

    Hi everyone, I'm in the process of helping my buddy service his Johnson JHL-23A 1968 3HP outboard, and we got a bit stuck on replacing the stripped flywheel holding nut. All the measurements I did on the old nut and thread point me to a 7/16" UNF nut, but new ones don't fit nicely, and although...
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