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 ...

Penske also returned to IMSA in 2017 with Acura and later switched to lead Porsche's GTP program, which won the 24 Hours of Daytona and the GTP championship last year. Like Brown and McLaren ...

From the unmistakable shrill howl of the four-rotor 1991 Mazda RX-7-001 GTO to the thundering Chevrolet V-8 growl of a 1985 ...

This is the marquee class in IMSA’s WeatherTech Championship Series ... These prototypes are simpler machines compared to GTP, though similar to the untrained eye. Unlike the GTPs, the LMP2 ...

Pipo Derani was "a bit surprised" to win pole for the Twelve Hours of Sebring and discusses how having control of the race start affects his outlook for the main event.

Aston Martin’s Valkyrie will join the GTP ranks at the Sebring 12-hour, becoming the first Hypercar entry to compete against IMSA’s LMHd entries in the WeatherTech Championship. In 2025 ...

IMSA Classic Saturday morning at the 63rd Rolex 24 At Daytona truly offered race fans and competitors alike a period-correct ...