Tags: Motorsport Season.
The tenth year of IROC competition took place in 1986. IROC X saw the use of the Chevrolet Camaro in all races and continued the format introduced in IROC VIII. Race one took place on the Daytona International Speedway race two took place at Mid-Ohio race three ran at Talladega Superspeedway and race four concluded the year at Watkins Glen International. Al Unser Jr.
