I've got a couple of those hanging around. If I picked up another two of them, 4 of them on a 440 ought to be a pretty good match! Wow that would be a plumbing nightmare!
See "anthonyfury" the car was built long ago. http://www.theturboforums.com/threads/303636-Quad-turbo-1968-Plymouth-Fury-(EFI-JY-400-BBM)(Vids-p-6)/page5