Yeah.. Was that added in or did I actually not catch that... If he worked on cars before the nuclear fallout, he like 230 years old, which would be cool, but nah brah. I can understand the idea of the vault housing a couple of engines for reasons, and him working on them (making scooters and shjt, idk) and such, but that's the best I can hand you. (although, a ghoul character would be nice somewhere down the linee)