International Race of Champions (IROC) was a North American auto racing competition, created by Les Richter, Roger Penske and Mike Phelps, promoted as an American-motorsports …

IROC (International Race of Champions) was a series of races held annually from 1973 to 2006 featuring the greatest drivers from all forms of motorsport competing against each other in …

Jun 30, 2025 · IROC returns to the Rolex Monterey Motorsports Reunion. Here are seven generations of IROC race cars that will be present.

Nov 25, 2019 · The Porsche 911 RSR was the very first car to be driven in IROC competition before series organizers decided that an America-oriented field would resonate better with …

The Chevrolet Camaro IROC-Z was a performance focused variant of the Third Generation Camaro. The IROC-Z was named for the Interational Race of Champions, and was initially …

IROC, which began in 1973 as a made-for-television series matching international superstar drivers in identically prepared race cars (first Porsches and later NASCAR-style stock cars), …

This was the beginning of NASCAR drivers dominating IROC, which was now essentially low-powered NASCAR Cup cars dicing on NASCAR oval tracks. The original concept of diversity, …

Jan 17, 2024 · A homage to a legendary racing series, the Chevrolet Camaro IROC-Z was a souped-up variant of the third-generation Camaro that brought the thrill of motorsport into …

Jul 28, 2025 · A raucous field of 24 IROC race cars will join the Rolex Monterey Motorsports Reunion at WeatherTech Raceway Laguna Seca for the first time on Aug. 13-16.

Jun 30, 2025 · It was called the International Race of Champions, better known as IROC. Enjoyed by both fans and competitors alike, the IROC series ran from the early 1970s until the mid …