Tire cost has an impact on all racing budgets and has been recently been discussed on this site.
Received SportsCar magazine today. SRF has completed tire tests with five tire companies with all tires tested to specific parameters and the chosen tire is Hoosier. The decision for the major change by SCCA Enterprises CEO, the SCCA Enterprises Board and agreed to by Hoosier who is providing a spec tire is contingency tires have been removed from the program and tire prices have been reduced for all racers.