shopping frustrations!

Trying to find a complete rebuild kit for the front suspension of my stock V8 1966 Barracuda. Can any of you fine folk point me in the right direction?

The immediate problem is that my left front tire has developed a leaning problem, the bottom is way out and wearing the inside of the tire. Is that a control arm bushing problem or ball joint? I figure it would make sense to do a complete rebuild while at it. Does that make any sense or should I just fix whatever is the problem?

TIA Vern