we can answer virtually any or all ?? here
I could resto the car for you if you wanted to get it here
the bigger T bars will help , gusseting the steering box mount , welding a plate under the lower control arms & using C body tie rods & sleeves will make a big difference in handling , bigger sway bar helps too as does flat rear springs , there is lots that can be done to improve the handling to the point of getting over .9 gs in cornering without drastic mods