I put mine in dry out of fear they would shift after it was aligned if they were too well lubed... well that ain't gonna happen.
I did get the PS back out, and hit it with penetrating oil last night, it is can be adjusted with two wrenches now. Like before I installed them the two parts won't come apart for anti seize.
DS seems to refuse to come out of the truck.
Bottom hex is tapered too, varies roughly from 1/4" to 1/8".
I am starting to see why alignment shops don't care for this style axle in general.
I have never heard of adjustable radius arm bushings, I am just trying to get mine so I don't burn up the tires getting it somewhere to be aligned.
EDIT:
New plan, it is a beautiful plan too.
I was talking to dad about my problem, he asked what size I needed... and came up with this: