Originally Posted by mooneye777
does it have a rear differential cover, if so how many bolts, or is it a closed case? odds are its a 7.5 or if you are luckier it could be an 8.8. if it is an 8.8 it can take a decent amount of torture, a 460 highly modified may be a tad much, but with a mild built 460 it would get you by just fine. and in the perfect world a new 9" would be the way to go. if the rear you have will need completely gone through with a new gaer set on top his is nof that, you might as well find a used 9" and go spend the money on it instead though!!!!!!!