BMW's Andreas Roos cautious of IMSA's expanded planned testing in 2027

IMSA’s plan for expanded series-sanctioned testing in 2027 has given Head of BMW M Motorsport’s Andreas Roos some concerns. On Thursday afternoon, IMSA revealed next year’s relatively unchanged schedule for its WeatherTech SportsCar Championship. One of the notable items that is different, though, is a plan to have sanctioned testing at all five tracks that host endurance rounds.