Thunderhill Raceway Park is a road racing course located 7 miles (11 km) West of Willows, California on Hwy 162. The course is a fast series of twists and turns with minor elevation changes. Thunderhill is owned and operated by the San Francisco Region of the SCCA. It is host to many motorsports events for cars and motorcycles. The SCCA uses Thunderhill for its automotive race competitions. The standard road course at Thunderhill Park is a 3.0-mile (4.83-km), 15 turn course. Thunderhill is the site of the longest automobile race in the United States; the 25 Hours of Thunderhill. The race is held annually during the first weekend in December and is sanctioned by NASA (National Auto Sport Association).
- Length: 3 miles (4.83 km)
- Turns: 15
- Lap Record: 1’36.925 – N/A – Prototype
- What’s included: Track time from 9am to 4pm, 1 ride-along in a Le Mans Prototype race car, instructors, lunch
- Optional: Rent a race car (Ford Mustang Boss 302S or Ferrari 458 Challenge): $750/hour, Helmet rental ($20), extra driving guest ($30), insurance for your car