i want to get posi, how would i do that and what will i get it out of? i have a 3.4 swap from a 2.8. 700r4 tranny. automatic tranny. only one tire friggen spins so.....help a brother out:lala: :lala: :lala: :lala: :lala: :lala: :lala: 
TGO Supporter
for an 88 sc
https://www.thirdgen.org/newdesign/tech/techdb.shtml
u should have a 10 bolt with 3.42's.
u most likely have 26 spline axles.
so u need to find a posi made for 26 spline axles and a gear ratio of ur higher series.
for v6 questions ask on the v6 board.
https://www.thirdgen.org/techbb2/for...?s=&forumid=22
https://www.thirdgen.org/newdesign/tech/techdb.shtml
u should have a 10 bolt with 3.42's.
u most likely have 26 spline axles.
so u need to find a posi made for 26 spline axles and a gear ratio of ur higher series.
for v6 questions ask on the v6 board.
https://www.thirdgen.org/techbb2/for...?s=&forumid=22