That car looks in better condition than any car I had, and I haven't had one since early 2000s.
I suspect it contains very little of the metal that it left the factory with.
Quite possibly true. IIRC Rimmer Bros got a huge stash of NOS SD1 panels from India a while back, so it's possible to make a rotten one nice again with factory tin.
@Brommers started
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I suspect it contains very little of the metal that it left the factory with.