Help With The Brakes!

hey yall i just need to finish up the brakes on the dart an i ready to rock an roll,my Q is where an what did u all do to run yur proportioing valves?i installed the front willwood kit from summit a few weeks ago an i need to know what is needed to run the P valve,i need some ideas input what ever u all got the cars has the original manual master cylinder with drums out back the car is a 72 dart!thanks for all the help guys
MIKE