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Old 12-11-2022, 05:45 AM   #18
A bones
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Join Date: May 2010
Location: CLAYTON DE
Posts: 1,284
Default Re: Do I have a mercury crank?

Quote:
Originally Posted by 40 Deluxe View Post
I don't believe that you can go from 3 3/4" stroke to 4" without welding the rod journals or having custom made rods with a smaller big end diameter. (never heard of such a rod though!)
Yes I am aware, but if that were done and I wanted to pass it on, I would mark the stroke in it.
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