Yikes, tough question!
Anyone who is honest about being a car guy/gal will admit that there is more love (heart) than brain (logic) when it comes to vehicles.
I was going to bring up the investment in time you spent finding your 4.77's and the value from the time and research, but as you mentioned in the last post - that is among the items that are "keepers!"
I think my VX is realistically worth about $5k, but I would have to get an offer of double that to even pique my interest.