Need advice big time on steering shaft removal.

I'm in the process of removing my v-8 k-member from my 72'demon parts car torsion bar mount rot got the better of it.And wil be placing it in my 71'duster.I am a tech sad thing is I haven't the slightest clue on how to separate the steering shaft from the gear box use to having to remove one little bolt then the shaft pops right off.Any tips or tricks would be greatly appreciated another thing to I was curious on was torsion bar removal I understand the tool for it works great,but also a little pricy for how often I use it is there ways I can remove the torsion bars without the tool or should I just quit being a cheapskate and break down and by one.Any tips and tricks would be greatly appreciated as this is my first major bare bones shell with practically nothing there.