door glass install link

before i asked this i did spend some quality time looking for a thread. looking for a link to a good detailed instructions on how to install door glass on a 72 challenger. i have the glass on the front track and in the shell. problem im having is glass hits the front upper stop and the rear upper stop does hit it at all like the glass is too close to the inside of it at the front and too far away in the rear. literally 2 hrs dicking with it its late im fried help would greatly be appreciated.
Author: BSG