You were warned!
Maybe instead of looking for a 'bargain' look for a good example at a sensible price.
We would all love to get a bargain unfortunately if it's cheap, it's usually for a reason.
The boy sounds like a complete muppet and is obviously not interested in selling it.
I would try the classifieds here. Ok, the vehicles might not be on your doorstep however they are likely to enthusiast owned and cared for to a higher level.