The IMSA WeatherTech SportsCar Championship is heading to Road America for what promises to be a banner weekend at "America’s National Park of Speed." <br>Running July 30 through August 2, the legendary venue hosts the Motul SportsCar Endurance Grand Prix - a feature race newly expanded into a six-hour endurance challenge.<br>While Road America’s endurance legacy dates back 70 years to a ...<a class='more' href='https://www.motorsport.com/imsa/news/imsas-return-to-road-america-for-extended-six-hour-showcase-welcomes-54-entries/10840957/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>