IMSA has many classes, depending on the series. Its main series, the WeatherTech Sportscar Championship, has four classes: Grand Touring Prototype (GTP), Le Mans Prototype 2 (LMP2), GT Daytona Pro ...

IMSA stripped Tower Motorsports of its LMP2 class victory at the Rolex 24 at Daytona because of a technical infraction. The victory was given Wednesday to runner-up United Autosports, the team co ...

IMSA striped Tower Motorsports of its LMP2 class victory at the Rolex 24 at Daytona because of a technical infraction. The victory was given Wednesday to runner-up United Autosports, the team co ...

When Sebastien Bourdais lambasted IMSA for its post-race demotion of Tower Motorsports from first place in LMP2 over a skid-plate violation, he broke ranks. There’s no racing show like one with ...

"I think their leadership is very engaged, communicates very well, are youthful in their thinking," added Brown, whose privately owned United Autosports team competes in IMSA's LMP2 class.