I'd like to update this thread with a helpful website I found a few months back. It's the Wheel bolt pattern cross reference database, and it's pretty cool.
http://www.roadkillcustoms.com/Hot-Rods-Rat-Rods/Wheel-Bolt-Pattern-Cross-Reference-Database.aspAnd to update my situation, I'm running the Euro wheels with winter tires, and I have 3-spokes with some nice wide tires for the summer. Currently, I have the 2nd gen 9C1 wheels on my car since the other one is sitting in my garage waiting for me to finish working on it.