http://www.floheadworks.com/
This site has a TON of good information, it may not be specific to your bike but its VERY infomative none the less. I stumbled across it when I was researching cams for my bike and it totally convinced me that just doing cams and exhaust with a little retuning isn't the way to go. It also made me realized to get the full potential out of my motor I'm going to have to save a LOT more then I had origninally planned.
Read the fun to ride portion