Registration is officially open for the 2017 USAF 25hrs of Thunderhill presented by Hawk Performance https://nasaproracing.com/events/2662

The 2017 25hrs of Thunderhill Presented by Hawk Performance is set to open registration on July 19th at 7am PST. To get you started here’s a link to the 2017 Supps and a link to the turn 1 RV parking reservation page Remember to like our Facebook Page: https://www.facebook.com/NASA25HrsofThunderhill

October 20, 2016 CYPRESS, CA – Toyo Tires® continues its support of amateur road racing with VIP track services and an on-site hospitality area at the 25-Hours of Thunderhill™, the longest endurance road race in North America.  This year’s race will take place December 3-4 at Thunderhill Raceway Park in the rolling Northern California foothills.  [...]

Flying Lizard Audi Wins 2015 NASA 25 Hours of Thunderhill presented by Hawk Performance   Audi R8 races to 35 lap win   WILLOWS, Calif. (Dec. 6, 2015) – The 13th running of the NASA 25 Hours of Thunderhill presented by Hawk Performance was won by the Flying Lizard Audi R8 LMS in dominant fashion. [...]

The long awaited release of the new online registration has arrived.   https://www.nasaproracing.com/events/2133

Registration for the 2015 25 hrs of Thunderhill will open on July 7th, 2015. We wil be moving to an all new online registration program in hopes of streamlining and helping you the team owner keep up with deadlines.