Wow, I am gone 3 days and there are 33 post on this thread. I'll have time to reply more completely once I get back from the Kansas show.
Sounds like most all of you know a little bit about these clutches and transmissions, I'll try to pull all the good bits together and make sense of it next week.

Later,
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-