Teams Ramping up for the 2022 25 Hours of Thunderhill Presented by Hawk Performance

No amateur endurance race requires more preparation than the NASA 25 Hours of Thunderhill Presented by Hawk Performance, and these last few weeks before the race begins are the most critical time. The longest close-course race in North America, the 25 Hours of Thunderhill Presented by Hawk Performance, takes months of preparation from the whole team.

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