Registration closed April 1, 2019 12:00 PM at 2019-04-01T12:00:00-0700 Registration ends April 1, 2019 12:00 PM at 2019-04-01T12:00:00-0700 Registration opens February 20, 2019 12:00 AM at 2019-02-20T00:00:00-0800 Registration runs from February 20, 2019 12:00 AM to April 1, 2019 12:00 PM
Thunderhill Raceway has sound maximum requirements. The event day is a 103db day. Please be prepared. There are no refunds or credits if your car fails to meet the venue's requirements for sound or other safety or mechanical considerations.