Quote Originally Posted by wbute View Post
In reality it's lucky ford put that small truck diff in cars. If not Australia would have very few diff options for street machines and drag cars. Everyone might have been using Bedford diffs...
12 bolts out of Pontiac and Impala or imported Camaro. Next step up in strength again. You'll find a lot of 9" diffs used in the 80's and 90's were imports in any case.