Double Regional/Time Trials
Buttonwillow Raceway Park – 1ACW
Sept. 4-5, 2010
Sanction #: 10-R-1258-S/10-R-1259-S/10-CT-1260-S

GROUP 1
IT, Touring, Stock, SM, SRX, Pro-7
SATURDAY SUNDAY

GROUP 2
SRF, Formul, Sport Racer, S2, CS2
SATURDAY SUNDAY

GROUP 3
GT, SP, STO, STU, FP
SATURDAY SUNDAY