Well it is not alot of info on the trans but diggin thru the boxes of stuff that came with the truck I found this card this was the guy who made the ******, he has past on as this was his truck also but maybe some one knows of him and how he did it, his name was Bert Hiller
http://ocmafc.org/techarticles/Tom%20Endy%27s%20Special%20Topics/Care%20And%20Feeding%20BW.pdf here is an articale on Bert and his transmission business. sold to a guy in redding california