IROC X was the tenth year of IROC competition, which took place in 1986. It saw the use of the Chevrolet Camaro in all races, it was the final season that television coverage was on CBS, 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. won the championship and $164,100.

The roster of drivers and final points standings were as follows:IROC season statistics at racing-reference.info , Retrieved March 9, 2007 RankDriverPointsWinningsSeries and reason for invite 1 Al Unser Jr. 62 $164,100 CART PPG IndyCar World Series2nd in 1985 IndyCar points 2 Bill Elliott 59 $82,100 NASCAR Winston Cup Series1985 Daytona 500, 1985 Winston 500, & 1985 Southern 500 winner1985 Winston Million winner2nd in 1985 Winston Cup points 3 Cale Yarborough 57 $60,900 NASCAR Winston Cup SeriesIROC VIII Champion 4 Al Unser 51 $47,400 CART PPG IndyCar World Series1985 IndyCar ChampionIROC V Champion 5 Darrell Waltrip 48 $39,000 NASCAR Winston Cup Series1985 Winston Cup Champion 6 Harry Gant 42 $36,000 NASCAR Winston Cup SeriesDefending IROC Champion 7 Bobby Rahal 37 $29,000 CART PPG IndyCar World Series3rd in 1985 IndyCar points 8 Klaus Ludwig 1 29 $25,000 IMSA Camel GTP1985 24 Hours of Le Mans Winner 9 Hans-Joachim Stuck 1 29 $24,000 World Sports-Prototype Championship1985 World Sportscar Co-Champion 10 Hurley Haywood 2 28 $23,000 IMSA Camel GTP3rd in 1985 IMSA Camel GTP points 11 Jochen Mass 2 28 $22,000 World Sports-Prototype Championship3rd in 1985 World Sportscar Championship 12 Rick Mears 25 $20,800 CART PPG IndyCar World Series10th in 1985 IndyCar points

Race results Race One, Daytona International Speedway Friday, February 14, 1986 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 4 18 Al Unser Chevrolet Camaro Light Blue 40 0:33:04 10 26 (5) 2 8 2 Cale Yarborough Chevrolet Camaro 40 Flagged 17 3 12 17 Bill Elliott Chevrolet Camaro Silver 40 Flagged 14 4 2 10 Hurley Haywood Chevrolet Camaro 40 Flagged 12 5 5 22 Klaus Ludwig Chevrolet Camaro 40 Flagged 10 6 7 8 Hans-Joachim Stuck Chevrolet Camaro Orange 39 Flagged 9 7 11 19 Darrell Waltrip Chevrolet Camaro 39 Flagged 8 8 1 17 Harry Gant Chevrolet Camaro 32 Fuel Pressure 30 12 (3) 9 6 1 Rick Mears Chevrolet Camaro White 25 Crash 6 10 10 3 Jochen Mass Chevrolet Camaro Pink 4 Crash 5 11 3 6 Al Unser Jr. Chevrolet Camaro Yellow 4 Crash 4 12 9 5 Bobby Rahal Chevrolet Camaro Powder Blue 4 Crash 3 (5) Indicates 5 bonus points added to normal race points scored for leading the most laps.(3) Indicates 3 bonus points added to normal race points scored for leading the 2nd most laps(2) Indicates 2 bonus points added to normal race points scored for leading the 3rd most laps (did not occur in this race so not awarded).

Average speed: Cautions: 2Margin of victory: 40 feetLead changes: 1

Lap Leader Breakdown DriverFromLapToLapNumberof LapsHarry Gant 1 30 30Al Unser 31 40 10

Race Two, Mid-Ohio Sports Car Course Saturday, June 7, 1986 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 2 10 Al Unser Jr. Chevrolet Camaro 29 0:49:53 29 26 (5) 2 1 8 Bobby Rahal Chevrolet Camaro Orange 29 Flagged 17 3 6 1 Darrell Waltrip Chevrolet Camaro White 29 Flagged 14 4 10 7 Bill Elliott Chevrolet Camaro 29 Flagged 12 5 12 2 Al Unser Chevrolet Camaro 29 Flagged 10 6 5 6 Harry Gant Chevrolet Camaro Yellow 29 Flagged 9 7 3 20 Jochen Mass Chevrolet Camaro 29 Flagged 8 8 7 17 Hans-Joachim Stuck Chevrolet Camaro Silver 29 Flagged 7 9 8 18 Klaus Ludwig Chevrolet Camaro Light Blue 29 Flagged 6 10 11 12 Cale Yarborough Chevrolet Camaro 29 Flagged 5 11 9 5 Hurley Haywood Chevrolet Camaro Powder Blue 29 Flagged 4 12 4 22 Rick Mears Chevrolet Camaro 29 Flagged 3 (5) Indicates 5 bonus points added to normal race points scored for leading the most laps.(3) Indicates 3 bonus points added to normal race points scored for leading the 2nd most laps (Did not occur in this race so not awarded).(2) Indicates 2 bonus points added to normal race points scored for leading the 3rd most laps (Did not occur in this race so not awarded).

Average speed: Cautions: noneMargin of victory: 2.87 secLead changes: 0

Race Three, Talladega Superspeedway Saturday, July 26, 1986 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 7 8 Cale Yarborough Chevrolet Camaro Orange 38 0:33:04 30 26 (5) 2 6 2 Harry Gant Chevrolet Camaro 38 Flagged 17 3 9 18 Bill Elliott Chevrolet Camaro Light Blue 38 Flagged 14 4 8 20 Darrell Waltrip Chevrolet Camaro 38 Flagged 12 5 2 22 Jochen Mass Chevrolet Camaro 38 Flagged 10 6 11 10 Al Unser Chevrolet Camaro 38 Flagged 9 7 10 1 Al Unser Jr. Chevrolet Camaro White 38 Flagged 8 8 1 7 Rick Mears Chevrolet Camaro 38 Flagged 8 10 (3) 9 4 6 Hans-Joachim Stuck Chevrolet Camaro Yellow 38 Flagged 6 10 5 17 Bobby Rahal Chevrolet Camaro Silver 38 Flagged 5 11 3 12 Hurley Haywood Chevrolet Camaro 38 Flagged 4 12 12 5 Klaus Ludwig Chevrolet Camaro Powder Blue 38 Flagged 3 (5) Indicates 5 bonus points added to normal race points scored for leading the most laps.(3) Indicates 3 bonus points added to normal race points scored for leading the 2nd most laps(2) Indicates 2 bonus points added to normal race points scored for leading the 3rd most laps (Did not occur in this race so not awarded).

Average speed: Cautions: noneMargin of victory: 1 clLead changes: 1

Lap Leader Breakdown DriverFromLapToLapNumberof LapsRick Mears 1 8 8Cale Yarborough 9 38 30

Race Four, Watkins Glen International Saturday, August 9, 1986 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 5 6 Al Unser Jr. Chevrolet Camaro Yellow 30 0:40:05 14 24 (3) 2 3 1 Bill Elliott Chevrolet Camaro White 30 Flagged 1 19 (2) 3 6 17 Darrell Waltrip Chevrolet Camaro Silver 30 Flagged 14 4 7 2 Bobby Rahal Chevrolet Camaro 30 Flagged 12 5 12 7 Klaus Ludwig Chevrolet Camaro 30 Flagged 10 6 1 18 Cale Yarborough Chevrolet Camaro Light Blue 30 Flagged 9 7 10 20 Hurley Haywood Chevrolet Camaro 30 Flagged 8 8 9 8 Hans-Joachim Stuck Chevrolet Camaro Orange 30 Flagged 7 9 11 10 Rick Mears Chevrolet Camaro 30 Flagged 6 10 8 4 Jochen Mass Chevrolet Camaro Mauve 29 Flagged 5 11 4 5 Harry Gant Chevrolet Camaro Powder Blue 29 Flagged 4 12 2 11 Al Unser Chevrolet Camaro 18 Crash 15 8 (5) (5) Indicates 5 bonus points added to normal race points scored for leading the most laps.(3) Indicates 3 bonus points added to normal race points scored for leading the 2nd most laps(2) Indicates 2 bonus points added to normal race points scored for leading the 3rd most laps.

Average speed: Cautions: noneMargin of victory: 3 clLead changes: 3

Lap Leader Breakdown DriverFromLapToLapNumberof LapsAl Unser 1 15 15Bill Elliott 16 16 1Al Unser Jr 17 30 14

Notes Klaus Ludwig and Hans Stuck tied for eighth place in the championship standings, but Ludwig was awarded the position due to a higher finishing position in the final race. Klaus Ludwig was scheduled to start fourth in the final race, but was moved to the back of the grid for not practicing.

Hurley Haywood and Jochen Mass tied for tenth place, but Haywood was awarded the position due a higher finish in the final race.

References

External links IROC X History - IROC Website