suspension mods

[len]

hey guys. my name is len.i am new to the site.am currently doing a resto mod to a 57 ranchero.making a daily driver for my wifeam putting in an enjected 302 with an aod trans.probably gonna use a 605 box from borgeson.have a guestion.i want this car to handle nice for my wife.have already installed disks from a 77 cougar.BOY WAS THAT SLICK.JUST BOLTED EM ON.am using stock upper and lower control arms.just putting in new ball joints and control arm bushings.i am concerned about the stock front sway bar.it looks kinda light.should i go with an aftermarkeet sway bar kit.??.can someone tell me how this car is gonna handle with the info i have given??.len