On the most recent episode of #TWISC, The Week in Sports Cars podcast, Marshall Pruett and John Doonan discuss key rule changes for the 2026 IMSA WeatherTech SportsCar Championship season, the recent November IMSA Sanctioned Test, HSR’s IMSA Classic plans for the Rolex 24, as well as IMSA’s YouTube growth and rise in popularity.
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#TWISC The Week In Sportscars Podcast: 21st November Edition
With Marshall Pruett and IMSA President John Doonan
