Registration closed August 28, 2021 11:59 PM at 2021-08-28T21:59:00-0700 Registration ends August 28, 2021 11:59 PM at 2021-08-28T21:59:00-0700 Registration opens July 29, 2021 12:00 AM at 2021-07-28T22:00:00-0700 Registration runs from July 29, 2021 12:00 AM to August 28, 2021 11:59 PM
MAC does NOT use the MotorSportReg "member numbers", so when you come to a field asking for a "member number", just leave it blank and move on.