Saturday and Sunday October 29th and 30th, 40 bucks for both days 25(I think) per day otherwise. Its at Firebird International Raceway in Chandler Arizone here is the address to map quest it if you'd like
20000 Maricopa Raceway
Chandler, AZ 85226
(480) 784-4444
its right off the 10fwy so it shouldnt be hard to get to.