Thunderhill Open Test Days are open to race prepared cars and street cars running in separate sessions. All drivers must have track experience.

Testing rates for these January test days are $199.00 per car and driver.

Call 530-934-5588 ext 100 for information.

NO PASSENGERS ALLOWED.

If you are driving a race prepared car full race gear is required. If you are driving a street car, closed toed shoes, long pants, long sleeved shirts and helmets are required.

Open Testing Dates Are Subject To Change.

Track management reserves the right to pull anyone off the track at anytime if they are posing a threat to the safety of others.

This day will have the following run groups:

Open wheeled race cars
Race prepared cars
Street Cars

Track is hot from 9-4