Overshadowed by the dominant Eagle Mk3, the AAR-Toyota HF89 is a damn fine race car ... in the IMSA GTO class, then to run prototypes in the GTP field. AAR initially ran two cars in GTP, the ...

IMSA has published a 27-car entry list for the Acura Grand Prix of Long Beach on April 12, the first sprint race of the ...

The new colors are a salute to a C4-generation IMSA GTO Corvette run by Protofab Racing during the 1987 season. Gary Pratt worked on that car with Protofab before going on to found long-time ...

and old racing Audis are even cooler. A Swedish Audi fanatic seems to think so, too, and has gone to extreme lengths to transform a workaday Audi 90 into the IMSA GTO version of that car.

Reigning IMSA GTD PRO champions and 12 Hours of Sebring class winners AO Racing have confirmed that “Rexy,” the team’s ...

April pivot in direction (cross-country from Florida to California), race length (24 and 12 hours down to 100 minutes), ...

The Rolex 24 will be highlighted by some of the stars of tomorrow, but the weekend will take a step back to honor the past cars of yesteryear in a 30-minute race. While the IMSA WeatherTech ...

"As a consequence, the opportunity arises in the future to race the Audi RS 5 DTM not ... in 1989 the Audi 90 quattro was the dominant car in the IMSA GTO series. Audi won the American Le Mans ...

Audi has had a longstanding history both on and off the tarmac and one of its most notable, if short-lived, creations was the wild 90 quattro IMSA-GTO. To pay homage to the ‘80s racing car icon ...

A vocal part of Road America’s growing IMSA fan base has asked for years for a sports car endurance race at the track. Now one is coming. The 4-mile track outside Elkhart Lake will host a six ...