Imsa 2025 Schedule Rumors And News. In a gathering of stakeholders the day before the mobil 1 12 hours of sebring at sebring international raceway, doonan revealed the slate of races that will make up 2025 events for both imsa’s weathertech and michelin pilot. Be the first to know and.
Imsa president john doonan said the sanctioning body and its partners have “earned the right” to be in such a strong position to be able to confirm the 2025 weathertech. Imsa has confirmed the 2025 weathertech sportscar championship schedule, some five months ahead of its traditional release date.