I did the same thing with cutting the old tie rod in half to reuse the boots. The only way to get that to budge is to air hammer and/or torch, which most people don't have. Cutting it is the best and easiest way.
Just as you suggested, alignment is a must and should be done right away.
To view links or images in signatures your post count must be 0 or greater. You currently have 0 posts.
PM ME FOR FREE SAMPLES