69 dart suspension set up HELP

I need help I have owned my 69 dart for 15 years Great car looking to up grade the suspension for a more road friendly car. Looking to upgrade the stock suspension to its best . Car has a 340 4 speed 17inch wheels 8.75 rear Looking towards pro touring. Rack and pinion-a arms-sway bar? You guys tell me . Thankx for all the help been reading all websites just confusing me! HELP p.s. having baby in april need car done for ride home starting her right MOPAR!!!