Yup I know... There's a lot of dirt with the chrome but I still like this classic Avalon Hill game. It plays better with some revised rules and some new bits to 'juice' it up!
Avalon Hill's Kingmaker Club - For fans of "Kingmaker" by Avalon Hill Yahoo Group - Excellent source for variants. Also contacts for fans and remote play
Board Game Geek: BGG's entries about Kingmaker
Alternate Rules Ideas - Link from (http://www.maximumawesome.com/articles/kingmaker.htm)
House Rules for a Four-Hour Time-limited Game - http://www.phys.cwru.edu/~covault/kingmaker_houserules.html
Vassal Kingmaker Module : Computer Aid for playing Kingmaker online
1994 Strategy Game (MS-DOS) - you may need to tinker to use it. Try the Easy Install method. It worked for me.
It's not half bad if your a Kingmaker fan and a great way to 'solo'...
Info and Download Page - Old Games (oldgames.com)