56-car entry for Sebring 12 Hours

IMSA has published the 56-car provisional entry list for the 73rd annual Mobil 1 Twelve Hours of Sebring, set for Saturday, March 15. All eyes — and ears — will be on the new Aston Martin Valkyrie AMR-LMH in its IMSA WeatherTech SportsCar…
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The RACER Mailbag, March 5

Welcome to the RACER Mailbag. Questions for any of RACER’s writers can be sent to mailbag@racer.com. We love hearing your comments and opinions, but letters that include a question are more likely to be published. Questions received after…
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F1’s 2026 conundrum

Pre-season testing marked the start of a new Formula 1 season, the first glimpse of the likely competitive order for 2025, and the first signs of where teams would need to work to improve their latest cars. But it also has a wider…
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