• Novice Classes  Novice Classes give new participants a chance to compete with others of their own skill level for trophies. They are described HERE
• Street Tire Classes -- SFR runs four indexed Street Tire classes (Just as in 2007).  These classes are indexed using the SFR performance indexes for the current year.  Stock Street Tire and Stock Street Tire Ladies allow stock category cars running street tires to compete;  SP/SM Street Tire and SP/SM Street Tire Ladies allow SP category and SM cars to run on street tires.   Must be legal according to their class rules.  Must run tires with treadwear rating of 140 or more.
  Class identifier for Stock Street Tire is T1- followed by the open class, like T1-BS or T1-HS
  Class identifier for SP/SM Street Tire is T2- followed by the open class, like T2-BSP or T2-SM
  For Ladies Classes, use T1L/T2L, like T1L-BS or T2L-XSP
  For Novice Classes, use T1N/T2N, like T1N-BS or T2N-XSP
• KARTS  SFR runs the SCCA classes for shifter karts and Junior Driver Karts.
  • Kart Drivers, please tell Registration you are Karters. 
  • Read and become familiar with the SFR Karting rules before the event
  • Karts will not be allowed to be driven under power through the paddock; they must be pushed either on the ground or on a portable stand

At each event, classes generally run one run group later
than at the previous event