if you have the dist with the big square coil on the cap then your coil goes bye bye. but these expalin it better than i can:
http://www.4x4wire.com/jeep/tech/electrical/hei02/
http://keith.cj8.tripod.com/hei_upgrade.htm
http://www.geocities.com/jeeperaz/hei.htm
that last one even has a wiring diagram.
i keep these links on my computer for just such occations
good luck
Brian <img src="/forums/images/graemlins/smile.gif" alt="" />