I don't have the provenance for that pic, but from memory, it was a New Yorker/300H(-ish) frankenstein. Just based on the wheels and ghost flames.
I celebrated Gobble-til-you-wobble day by rewatching
Alice's Restaurant Massacree (Live at Farm Aid 2005) and
Arlo Guthrie/I Can't Help Falling In Love With You
If that aluminum Type II body-in-white were 3mm thick and dipped in liquid Nitrogen and retempered, it might be a stout as the stainless steel.