without plates you cant adjust camber
well you can use camber bolts, but the right way is to use plates.
Ford did not give a way to adjust camber on a stock car which is why the spec for allowed camber is pretty big. you are stuck with what it is...
For street classes ( f street, cam c) the hotness is the rivals and the RE71s, followed by nexen 4ugs and azenis, these are all 200tw as required by classes
for SP and above (ESP) you lean to the hoosier a7, i think the guys racing nats mostly run 305's or 315's in all 4 corners, i used to run...