Fitting Seats: D.A.D. (bracket issues)

[Mastaflash]

i got a pair of dad. racing seats in a trade for some wheels, and they came with universal brackets, but im haveing a hard time coming up with a way to custom mount these. i think the guy that old them to me said soething about corbeau brackets fitting them, but idk. ill ask him about that. what have you guys done as far as fabricating a way to mount seats?

:help or im screwed.