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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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| | | | Joined: Aug 2016 Posts: 121 'Bolter | | 'Bolter Joined: Aug 2016 Posts: 121 | These are the casting numbers on the factory 3 speed tranny in my 1947 Chevy 3100.
591185
GM2
J277
I think this is a Muncie tranny but not sure. Shifter is in the floor. Cleaned best I could before recording the casting numbers. I could be wrong on a few of the numbers. Any help is appreciated. Thanks, ray | | |
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