I'd give you $100,000 if I had it. Therein lies the rub.
Conversely, guys rolling in dough are not wealthy due to throwing money around for every toy they see.
Are you looking to sell it, or are you just trying to rationalize all of the money which you put into it?
If it is the latter, stop worrying about it. I don't hear of very many who do restorations who come out ahead. Just on fictitious 30 minute TV shows.
The true reward comes in the form of making strangers smile, honk and wave. Even the ones who know nothing about these old trucks.
Carl