IROC XII was the twelfth year of IROC competition took place in 1988. It 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 Riverside International Raceway, race three ran at Michigan International Speedway, and race four concluded the year at Watkins Glen International. Al Unser Jr. won his second championship and $211,900.

The roster of drivers and final points standings were as follows:IROC season statistics at racing-reference.info , Retrieved March 9, 2007 RankDriverPointsWinningsSeries 1 Al Unser Jr. 66 $211,900 CART PPG IndyCar World Series3rd in 1987 IndyCar points1987 24 Hours of Daytona GTP winnerIROC X Champion 2 Terry Labonte 55 $95,000 NASCAR Winston Cup Series3rd in 1987 Winston Cup points 3 Scott Pruett 51 $72,900 SCCA Trans-Am Series1987 Trans-Am Champion1987 24 Hours of Daytona GTO winner 4 Bill Elliott 46 $58,900 NASCAR Winston Cup Series2nd in 1987 Winston Cup points1987 24 Hours of Daytona GTO winner 5 Dale Earnhardt 1 45 $51,000 NASCAR Winston Cup Series1987 Winston Cup Series Champion 6 Geoff Bodine 1 45 $49,500 NASCAR Winston Cup Series Defending IROC Champion 7 Al Holbert 39 $35,000 IMSA Camel GTP1987 24 Hours of Daytona GTP winner1987 24 Hours of Le Mans winner4th in 1987 IMSA GTP points 8 Al Unser 38 $34,000 CART PPG IndyCar World Series1987 Indianapolis 500 winnerIROC V Champion 9 Chip Robinson 36 $38,000 IMSA Camel GTP1987 Camel GTP Champion1987 24 Hours of Daytona GTP winner 10 Chris Cord 26 $32,000 IMSA Camel GTO1987 Camel GTO Champion 11 Bobby Rahal 24 $31,000 CART PPG IndyCar World Series & IMSA Camel GTP1987 IndyCar Champion1987 12 Hours of Sebring GTP winner5th in 1987 Camel GTP points 12 Roberto Guerrero 19 $30,400 CART PPG IndyCar World Series4th in 1987 IndyCar points

Race results Race One, Daytona International Speedway Friday, February 12, 1988 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 1 15 Bill Elliott Chevrolet Camaro Gold 40 0:32:13 40 26 (5) 2 6 14 Dale Earnhardt Chevrolet Camaro Lime 40 Flagged 17 3 5 23 Terry Labonte Chevrolet Camaro Pink 40 Flagged 14 4 9 3 Al Unser Jr. Chevrolet Camaro 40 Flagged 12 5 7 12 Geoff Bodine Chevrolet Camaro 40 Flagged 10 6 2 17 Al Unser Chevrolet Camaro Silver 40 Flagged 9 7 8 24 Al Holbert Chevrolet Camaro Light Blue 40 Flagged 8 8 11 1 Scott Pruett Chevrolet Camaro 40 Flagged 7 9 10 8 Chris Cord Chevrolet Camaro Orange 40 Flagged 6 10 4 4 Bobby Rahal Chevrolet Camaro Tan 39 Flagged 5 11 3 2 Chip Robinson Chevrolet Camaro 37 Flagged 4 12 12 ?? Roberto Guerrero Chevrolet Camaro 0 Did Not Start,Injured 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: 1Margin of victory: 2 clLead changes: 0

Race Two, Riverside International Raceway Saturday, June 11, 1988 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 5 8 Scott Pruett Chevrolet Camaro Mustard 30 0:46:34 10 24 (3) 2 2 11 Chip Robinson Chevrolet Camaro 30 Flagged 20 22 (5) 3 9 4 Al Unser Jr. Chevrolet Camaro 30 Flagged 14 4 10 3 Terry Labonte Chevrolet Camaro Lime 30 Flagged 12 5 6 7 Al Holbert Chevrolet Camaro 30 Flagged 10 6 7 6 Al Unser Chevrolet Camaro Silver 30 Flagged 9 7 4 9 Chris Cord Chevrolet Camaro 30 Flagged 8 8 3 10 Bobby Rahal Chevrolet Camaro 30 Flagged 7 9 8 5 Geoff Bodine Chevrolet Camaro 29 Flagged 6 10 12 1 Bill Elliott Chevrolet Camaro Yellow 29 Flagged 5 11 1 12 Roberto Guerrero Chevrolet Camaro 10 Crash 4 12 11 2 Dale Earnhardt Chevrolet Camaro 10 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: 2 secLead changes: 1 Lap Leader Breakdown DriverFromLapToLapNumberof Laps Chip Robinson 1 20 20 Scott Pruett 21 30 10

Race Three, Michigan International Speedway Saturday, August 6, 1988 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 3 9 Geoff Bodine Chevrolet Camaro Yellow 50 0:37:38 46 26 (5) 2 6 6 Dale Earnhardt Chevrolet Camaro 50 Flagged 17 3 8 4 Al Unser Jr. Chevrolet Camaro Lime 50 Flagged 14 4 7 5 Terry Labonte Chevrolet Camaro 50 Flagged 12 5 4 8 Al Unser Chevrolet Camaro 50 Flagged 10 6 5 7 Al Holbert Chevrolet Camaro White 50 Flagged 9 7 10 2 Bill Elliott Chevrolet Camaro Silver 50 Flagged 8 8 2 11 Bobby Rahal Chevrolet Camaro 50 Flagged 7 9 11 1 Scott Pruett Chevrolet Camaro Pink 50 Flagged 6 10 1 12 Roberto Guerrero Chevrolet Camaro Tan 50 Flagged 4 8 (3) 11 9 3 Chip Robinson Chevrolet Camaro 50 Flagged 4 12 X 10 Chris Cord Chevrolet Camaro Not assigned 0 Did Not Start,Injured 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: 0.78 secLead changes: 1 Lap Leader Breakdown DriverFromLapToLapNumberof Laps Roberto Guerrero 1 4 4 Geoff Bodine 5 50 46

Race Four, Watkins Glen International Saturday, August 13, 1988 FinishGridCarno.DriverCar MakeCar ColorLapsStatusLapsLedPoints 1 2 2 Al Unser Jr. Chevrolet Camaro Silver 30 0:39:22 30 26 (5) 2 4 4 Terry Labonte Chevrolet Camaro Lime 30 Flagged 17 3 6 6 Scott Pruett Chevrolet Camaro White 30 Flagged 14 4 9 9 Al Holbert Chevrolet Camaro 30 Flagged 12 5 8 8 Al Unser Chevrolet Camaro 30 Flagged 10 6 11 11 Chris Cord Chevrolet Camaro 30 Flagged 9 7 5 5 Dale Earnhardt Chevrolet Camaro 30 Flagged 8 8 3 3 Bill Elliott Chevrolet Camaro 30 Flagged 7 9 7 7 Chip Robinson Chevrolet Camaro Powder Blue 29 Flagged 6 10 10 10 Bobby Rahal Chevrolet Camaro 29 Flagged 5 11 12 12 Roberto Guerrero Chevrolet Camaro 20 Flagged 4 12 1 1 Geoff Bodine Chevrolet Camaro Gold 16 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 (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: 3Margin of victory: 1.58 secLead changes: 0

Notes Dale Earnhardt and Geoff Bodine tied for fifth place in the championship standings, but Earnhardt was awarded the position due to a higher finishing position in the final race.

References

External links IROC XII History - IROC Website