disc brake/ 14 inch wheel combo possible ???

Sure it's possible. Seems that most guys are going with BBP 15 inch wheels in order to do the upgrade. I am in the same boat as you, pretty much a noob at this. Here is a link to a thread that I found helpful: http://www.forabodiesonly.com/mopar/showthread.php?t=250825 Stay tuned, more responses on the way from more knowledgeable members...