Ok i have a 93 GT vert its my daily i just blew the rear dont know how it just let go...LOL so while im in there i want to change gears it has 3.27's now i was thinking of going to 3.73's it is an AOD....now i wanted to do a shift kit and a ZEX wet kit...has anyone have one? how hard are they to hook up what shot can i run safe on the stock motor..All thats done to it is An off road H-pipe..flowmasters and the air box removed and a K&N air filter...I was wondering what i could squeak out of this being its a daily and dont want to go to crazy...LOL....could i get high 13's maybe...Thanks for any help...