1964-1974 Tempest/Lemans/GTO Frame, Trans, Diff.
Guys, I'm a novice and trying to find out what diff I have in my GTO. It is a ten bolt.
I can only find numbers on the rear of the diff. I can't see any numbers on the axle tubes or tags on the brake backing plates.
The digits on the diff are...
(I think) photo attached.