http://rsp.pca.org/
and
http://rsp.pca.org/events.html#driversed
answers to a few questions:
Convertibles without aftermarket roll bars are allowed in the beginner class, must have roll bars and harnesses in other classes - sorry Free
cost is $260 for both days - this inclused breakfast, lunch and dinner on saturday and i assume breakfast and lunch on sunday
Snell SA95 or SA2000 helmets required - NO M rated helmets or other motorcycle helmets are allowed. There will be some loaner helmets avaliable
registration form here:
http://rsp.pca.org/RSR_Track_Register2003.pdf
tech form here:
http://rsp.pca.org/2003%20RSR%20Tech%20Form.pdf
open top car rules here:
http://rsp.pca.org/RSR-PCA%20Roll%20Bar%20Rule_A%20(1).pdf
and remember - there is a noise level limit of 75db at waterford hills (asquaredrex

)
other FAQs and some basic tips:
http://rsp.pca.org/faq_track.html