2023 25 Hours of Thunderhill Primer

There are a lot of new developments happening with the 2023 25 Hours of Thunderhill, the longest closed-course endurance race in North America. NASA announced...

Reinvented and Reinvigorated for 2023: The 25 Hours of Thunderhill Presented by Hawk Performance!

NASA NorCal is excited to open registration for the 20th running of the epic and long-standing endurance race, the NASA 25 Hours of Thunderhill...

Full Coverage of the 2022 25 Hours of Thunderhill Presented by Hawk Performance

You might have read that bringing a LeMans prototype to the 25 Hours of Thunderhill Presented by Hawk Performance is akin to bringing a...

Crowdstrike by Riley Wins 2022 25 Hours of Thunderhill Presented by Hawk Performance

With the fastest car heading into the 25 Hours of Thunderhill presented by Hawk Performance, Crowdstrike by Riley team owner Bill Riley was confident...

Back to Green Flag Racing at the 2022 25 Hours of Thunderhill Presented by...

When racing resumed at 9:30 a.m., a couple of laps in the pace car was all it took to get the drivers and cars...

Sunday Update: Fog Delay for 2022 25 Hours of Thunderhill Presented by Hawk Performance

The 2022 25 Hours of Thunderhill by Hawk Performance continues to be in a holding pattern early Sunday because of thick fog blanketing Thunderhill...

Hour Nine Update: Leaderboard Holds Steady at 2022 25 Hours of Thunderhill Presented by...

The leaderboard was holding steady Saturday night with Crowdstrike by Riley continuing to widen its lead at the 25 Hours of Thunderhill presented by...

Hour Six Update: Crowdstrike by Riley Widens Lead at 2022 25 Hours of Thunderhill...

With nearly a quarter of the 25 Hours of Thunderhill presented by Hawk Performance in the books, Crowdstrike by Riley continues to widen its...

Three Hours In: Crowdstrike by Riley Holds Early Lead at 2022 25 Hours of...

Just three hours into the 2022 25 Hours of Thunderhill Presented by Hawk Performance, the rainfall that characterized the start of the race has...

Wet Start for 2022 25 Hours of Thunderhill presented by Hawk Performance

The 25 Hours of Thunderhill presented by Hawk Performance started Saturday under a light rain as the teams settled in for a long day...

RACE COVERAGE

RACE CAR TECH