Here's the parts listing for the input bearing. That should help get the right one.

And yes, you need to make sure the rollers inside the input shaft stay in place, so taking the side cover off would be good insurance to keep from those dropping into the case.
Attachments
Input shaft bearing.jpg (61.56 KB, 71 downloads)


Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.