IMSA President John Doonan has teased further growth for IMSA’s GTP class in the coming years during today’s pre-Rolex 24 press conference. Doonan spoke directly about the potential for additional ...

After 10 hours of running on Wednesday at Sebring International Raceway, Porsche Penske Motorsport’s Mathieu Jaminet set the ...

Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised at what I discovered.

"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.

Heylen in the No.34 Conquest Racing Ferrari 296 GT3 led the first day of IMSA’s Sanctioned Test at Sebring International ...

IMSA stripped Tower Motorsports of its LMP2 class victory at the Rolex 24 at Daytona because of a technical infraction ...

A skid block under the No. 8 Tower Motorsports car was deemed too thin, which could provide aerodynamic advantages. The ...

There wasn’t any trophy or prize money on the line in IMSA-sanctioned testing at Sebring International Raceway on Tuesday, ...