I'm also curious to hear the explanation, and want to know how many miles you put on the truck, and assuming you did keep the 216 how often you think you would have to deal with adjusting bearings, or is it necessary?

Grigg

•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-