advise neone?
 

Hey, i have a gs and i was wondering wut all do i have to do to put limited slip in my car do i just need to swap pumkins from a gsl
thanxs for the help
nick

and how hard is it to do
thanxs

Depends on the years. '83-up had larger flanges. '84-85 had larger axles.
Provided you have the correct parts, it's pretty simple. Pull the axles and swap diffs.

For just a little bit more work and money, why not just swap the entire axle and gain disk brakes?