I bought my autocross wheels on my previous car from this site
http://www.edgeracing.com/wheels/flik/
Seems like you want to stay at about 20 pounds max for a 17" wheel.
Falken Azenis RT-615 are popular 245f 255r to save some dough, the 275/35 are
steep! Never could get my head around the idea that tires will cost as much as wheels.