I have a factory posi that I want to put in my 88 SS,but last time I assembled a rear end it howled every time it wasn't under engine load. I don't have gears yet,but I would still like to know the pr
-- Edited by Superior pontiacs on Wednesday 6th of February 2013 12:11:55 PM
i've got a 7.5 26 spline posi unit with 4:11 richmond gears alum housing cover and all the set up tools that i'll sell .there new only used for a few burnouts before i put in a 9 "................
It was the old rear end I pulled out of the firebird,it howled immediately. I tried looseinh,tightening one side and the other,no change.. I have the posi unit,just need to get 3:42 or something close to put in.
I've noticed that aftermarket ring and pinion sets do not have as much of a polished finish and tend to make more noise... you did check the gear mesh?
I follwed the instructions upon install,I used the included paste,everything seemed ok,I had the inch pounds correct,I'm going to try again with this car,so here's hoping.