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IMSA PROTOTYPE CHALLENGE
The IMSA Prototype Challenge series is a platform for
future IMSA WeatherTech SportsCar Championship drivers
premier road courses. The series will continue to feature
Sebring is round two of the 2019 series and will run on Thursday.
2018
2018 Fastest Race Lap
2018 Winners
IMSA CELEBRATES 50TH ANNIVERSARY
What began as the sanctioning body for a Formula Ford
sports car competition, and in 2019, the International
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that today supports one of the most prominent auto racing organizations in the
world,” said IMSA President Scott Atherton. “The story of IMSA over the past five
decades is truly fascinating and will be told throughout our 201
“From historic race car liveries and commemorative logos to many other surprises