hey guys i wana change my little 7.5 out of my lemans and get a 12 bolt in there. i found the adjustable control arms, what year car would i get a rear end from and what cars? if anyone has any imput let me know. im surrently restoring it and actually building a drag car.. i got a chevy 350 with about 530 ponys going in it,turbo 350 with a 3500 stall converter. 8 pt cage is in i welded it all in and finished it yesterday.. i dont wanna run a 9 inch because i wana keep the car gm. so if anyone has any imput on a rear and what to do for an exact swap let me know.