The IMSA formula has built on the heritage of classic events like Sebring’s Mobil 1 Twelve ... an IMSA weekend is second to none, with open paddocks, autograph sessions and a genuine sense ...
Aston Martin’s Valkyrie will join the GTP ranks at the Sebring 12-hour, becoming the first Hypercar entry to compete against IMSA’s LMHd entries in the WeatherTech Championship. In 2025 ...