Hi Greg, I've been inside a few of these as of lately.
On one of the rebuilds I did, I had to break the shaft loose with my 20 ton press. Just make sure the retaining pin is driven clear of the case.
Your in the PNW, pm me with your tel number and I can help in any way.
Steve

Last edited by sstock; 09/06/2018 12:03 AM.

1953 Chevrolet 3100
261 cu inch, sm420, 3.55 rear, torque tube still,omaha orange, still 6 volt, RPO green glass, side carrier spare, all done
In the DITY Gallery
Video of the 261 running

1964 GMC 1000
305 Big Block V6, sm420, the next cab off restoration