U-joint size?
Trending Topics
The Best V8 Stories One Small Block at Time
This beating around the bush isn't going to get a better or different answer.
Even the AL aam factory shaft uses the 3r/s44 series.
If you are trying to go from 3r in the shaft to 1350 in the end yoke, for a aftermarket diff you would be looking for a neapco 2-1153
3r to 1330 will be joints 5-212 (g) or 5-794 (ng)







