Main advantage IMO is that it appears to be rust free.
Main disadvantage is the price.
Definitely had the undercarriaged and engine washed off.
Appears to have new FIPG between the valve cover and the top of the half moons (but not all around?) so maybe the valve cover has...
Very nice, but don't know the previous/current owner. no rust so must not have been in WI very long.
Post up some engine bay and interior photos.
One question you want to ask is about maintenance items already completed. The head gasket is a big ticket item if it's already been replaced...