WTB Big Block to Small Block transmission adapter

rumblefish360 said
Would you rather have a RB trans?
What state are you in?

I'm in Missouri. I have an RB Trans, but I want overdrive, I don't have Gear Vendors money, and I have self-respect so i won't use a GM OD unit. So my plan is to beef an A-518 and couple it to a 440.