The whose-it-what-huh? I’ve did a few searches and added some more info following the jeep photos.
BACKSTORY: A few months ago Nick discovered someone with an APU. We assumed it was a O.E. Szekely modified APU, as that’s the only type anyone had unearthed. That’s why Nick was shocked when he took the time to visit the man with the APU. There, he discovered it was made by the Valentine Welder and Manufacturing Company. Once he saw it, he knew he had to have it. He made an offer and bought it. Nick shared more over at G503:
http://g503.com/forums/viewtopic.php?f=84&t=268433 or
see more pics here: https://imgur.com/a/LCz7B