Without seeing it hard to say for sure, but sounds like a new/better one would be first choice.

If considering welding and patching also consider how welding pulls and distorts things, will it remain or once again be true enough to not cause bearing trouble?

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-