Nope...not buyin' it. Looks like a lot of extra parts to me.
Some kinda Joke?...or is it some jerk off trying to scam someone.
Yeh, it was discussed on FBBO (sorry Kevin, LOL) It's just a bunch of loose parts doing nothing. There are two different assembled versions. and it just looks like they put Holley bowls on some plates and stuck the attached fuel lines in some empty holes.
He probably has a bridge for sale too.