It's the things that you can't see that would worry me..
Personally, life is too short..I'd walk away from it.
There's more than enough problems to be had with a "perfect" unit, let alone a unit you knows that has been wrecked.
Paula is right about the end caps, they can be replaced as a single piece.
I suspect that's not all that would need to be addressed, judging from the pictures, it took a significant blow.
Still, it's up to you..
Issues about salvage title..is one headache that can be a heart-breaker.