The question is where are the other gullwings that those spare doors came from?

I would bet $5 that the engine to the gullwing is lying around somewhere needing a rebuild.

A complete gullwing in any condition is probably worth 400K as long as its all there.

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.