The end of the steering column where the shaft comes out doesn't look normal. It seems as though there is no shaft support in the end, perhaps the reason for the pillow block.
Is your steering column stock or Chevy retrofit?
Start here, on post #7
https://forum.ih8mud.com/threads/40-series-faq.13205/
Search this forum for Saginaw and power steering. Also open build threads and search the same within those threads.
Learn things.
Pics of the entire steering shaft system would be helpful. From what you have posted, the box is set too far back into the crossmember and the shaft from the box has been welded to another shaft that connects to one more shaft in some way before getting to the u-joint. All of which should...