IROC XIII

IROC XIII was the thirteenth year of IROC competition, which took place in 1989. it saw the use of the Chevrolet Camaro in all races for the final year, and continued the format introduced in IROC VIII. Race one took place on the Daytona International Speedway, race two took place at Nazareth Speedway, race three ran at Michigan International Speedway, and race four concluded the year at Watkins Glen International. Terry Labonte won the series championship and $204,900.

Terry Labonte (seen in 1997), the IROC XIII champion

The roster of drivers and final points standings were as follows: [1]

Rank	Driver	Points	Winnings	Series
1	Terry Labonte	72	$204,900	NASCAR Winston Cup Series 4th in 1988 Winston Cup points
2	Al Unser Jr.	60	$92,500	CART PPG IndyCar World Series 2nd in 1988 IndyCar points 2 time and defending IROC Champion
3	Rusty Wallace	58	$66,200	NASCAR Winston Cup Series 2nd in 1988 Winston Cup points
4	Dale Earnhardt	57	$58,900	NASCAR Winston Cup Series 3rd in 1988 Winston Cup points 3 time Winston Cup champion
5	Scott Pruett	51	$55,700	IMSA Camel GTO 1988 GTO Champion 1988 24 Hours of Daytona GTO winner
6	Bill Elliott	38	$52,000	NASCAR Winston Cup Series 1988 Winston Cup champion 2 time Daytona 500 winner
7	A. J. Foyt	36	$54,000	CART PPG IndyCar World Series 4 time Indianapolis 500 winner 7 time IndyCar Champion IROC III & IROC IV champion
8	Danny Sullivan	35	$49,400	CART PPG IndyCar World Series 1988 IndyCar champion 1985 Indianapolis 500 winner
9	Hurley Haywood	31	$46,000	SCCA Trans-Am Series 1988 Trans-Am Champion
10	Geoff Brabham ¹	24	$44,400	IMSA Camel GTP 1988 GTP Champion 2 time 24 Hours of Le Mans winner
11	Rick Mears ¹	24	$42,100	CART PPG IndyCar World Series 3 time Indianapolis 500 winner 3 time IndyCar Champion 4th in 1988 IndyCar points
12	Richard Petty	16	$40,400	NASCAR Winston Cup Series 7 time Winston Cup Champion 7 time Daytona 500 winner Most ever NASCAR Cup race victories (200)

Race results

Race One, Daytona International Speedway

Friday, February 17, 1989

Finish	Grid	Car no.	Driver	Car Make	Car Color	Laps	Status	Laps Led	Points
1	12	12	Rusty Wallace	Chevrolet Camaro	Dark Blue	40	0:32:37	5	23 (2)
2	5	5	Terry Labonte	Chevrolet Camaro	Aqua	40	Flagged	6	20 (3)
3	7	7	Dale Earnhardt	Chevrolet Camaro	White	40	Flagged	20	19 (5)
4	10	10	Al Unser Jr.	Chevrolet Camaro	Lime	40	Flagged	5	14 (2)
5	3	3	Bill Elliott	Chevrolet Camaro	Powder Blue	40	Flagged		10
6	9	9	Hurley Haywood	Chevrolet Camaro	Yellow	40	Flagged		9
7	2	2	A. J. Foyt	Chevrolet Camaro	Pink	40	Flagged		8
8	1	1	Rick Mears	Chevrolet Camaro	Rose	40	Flagged	1	7
9	6	6	Richard Petty	Chevrolet Camaro	Orange	40	Flagged	3	6
10	8	8	Scott Pruett	Chevrolet Camaro	Red	40	Flagged		5
11	11	11	Geoff Brabham	Chevrolet Camaro	Silver	40	Flagged		4
12	4	4	Danny Sullivan	Chevrolet Camaro	Blue	39	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.

Average speed: 183.955 mph (296.047 km/h)
Cautions: none
Margin of victory: 1 cl
Lead changes: 9

Race Two, Nazareth Speedway

Saturday, April 29, 1989

Finish	Grid	Car no.	Driver	Car Make	Car Color	Laps	Status	Laps Led	Points
1	1	12	Danny Sullivan	Chevrolet Camaro	Red	75	0:45:40	14	23 (2)
2	3	10	Scott Pruett	Chevrolet Camaro	Pink	75	Flagged	17	20 (3)
3	11	1	Rusty Wallace	Chevrolet Camaro	White	75	Flagged	4	14
4	9	4	Al Unser Jr.	Chevrolet Camaro	Light Blue	75	Flagged		12
5	4	7	A. J. Foyt	Chevrolet Camaro	Rose	75	Flagged	40	15 (5)
6	10	2	Terry Labonte	Chevrolet Camaro	Dark Blue	74	Flagged		9
7	8	3	Dale Earnhardt	Chevrolet Camaro	Dark Orange	74	Flagged		8
8	12	11	Geoff Brabham ²	Chevrolet Camaro	Yellow	74	Flagged		7
9	7	6	Hurley Haywood	Chevrolet Camaro	Light Orange	74	Flagged		6
10	5	8	Rick Mears	Chevrolet Camaro	Cream	74	Flagged		5
11	6	5	Bill Elliott	Chevrolet Camaro	Silver	73	Flagged		4
12	2	9	Richard Petty	Chevrolet Camaro	Blue	73	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. Average speed: 98.54 mph (158.58 km/h)
Cautions: 3
Margin of victory: 13.45 sec
Lead changes: 6

Lap Leader Breakdown

Driver	From Lap	To Lap	Number of Laps
Danny Sullivan	1	1	1
Scott Pruett	2	15	14
A. J. Foyt	18	36	19
Rusty Wallace	37	40	4
A. J. Foyt	41	59	19
Scott Pruett	60	62	3
Danny Sullivan	63	75	13

Race Three, Michigan International Speedway

Saturday, August 5, 1989

Finish	Grid	Car no.	Driver	Car Make	Car Color	Laps	Status	Laps Led	Points
1	11	2	Terry Labonte	Chevrolet Camaro	Light Blue	50	0:37:54	33	26 (5)
2	10	3	Dale Earnhardt	Chevrolet Camaro	Pink	50	Flagged	9	20 (3)
3	12	1	Rusty Wallace	Chevrolet Camaro	Dark Blue	50	Flagged	3	14
4	4	9	Bill Elliott	Chevrolet Camaro	Aqua	50	Flagged		12
5	7	6	Al Unser Jr.	Chevrolet Camaro	Red	50	Flagged		10
6	8	5	Scott Pruett	Chevrolet Camaro	Tan	50	Flagged		9
7	6	7	A. J. Foyt	Chevrolet Camaro	Orange	50	Flagged		8
8	5	8	Hurley Haywood	Chevrolet Camaro	Lime	50	Flagged		7
9	3	10	Rick Mears	Chevrolet Camaro	Powder Blue	50	Flagged		6
10	9	4	Danny Sullivan	Chevrolet Camaro	Yellow	50	Flagged		5
11	1	12	Richard Petty	Chevrolet Camaro	Silver	50	Flagged	1	4
12	2	11	Geoff Brabham	Chevrolet Camaro	White	50	Flagged	4	5 (2)

(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: 158.343 mph
Cautions: none
Margin of victory: .47 sec
Lead changes: 8

Race Four, Watkins Glen International

Saturday, August 12, 1989

Finish	Grid	Car no.	Driver	Car Make	Car Color	Laps	Status	Laps Led	Points
1	4	4	Al Unser Jr.	Chevrolet Camaro	Dark Blue	30	0:39:08	20	26 (5)
2	5	5	Scott Pruett	Chevrolet Camaro	Black	30	Flagged		17
3	1	1	Terry Labonte	Chevrolet Camaro	Cream	30	Flagged	10	17 (3)
4	8	8	Bill Elliott	Chevrolet Camaro	Rose	30	Flagged		12
5	3	3	Dale Earnhardt	Chevrolet Camaro	Purple	30	Flagged		10
6	9	9	Hurley Haywood	Chevrolet Camaro	Yellow	30	Flagged		9
7	12	11	Geoff Brabham	Chevrolet Camaro	Red	30	Flagged		8
8	2	2	Rusty Wallace	Chevrolet Camaro	Powder Blue	30	Flagged		7
9	10	10	Rick Mears	Chevrolet Camaro	White	29	Flagged		6
10	6	6	A. J. Foyt	Chevrolet Camaro	Light Blue	28	Flagged		5
11	7	7	Danny Sullivan	Chevrolet Camaro	Blue	27	Flagged		4
12	11	12	Richard Petty	Chevrolet Camaro	Orange	17	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: 111.68 mph (179.73 km/h)
Cautions: none
Margin of victory: 1.3 sec
Lead changes: 1

Lap Leader Breakdown

Driver	From Lap	To Lap	Number of Laps
Terry Labonte	1	10	10
Al Unser Jr.	11	30	20

Notes

Geoff Brabham and Rick Mears tied for tenth place in the championship standings, but Brabham was awarded the position due to a higher finishing position in the final race.
Geoff Brabham started from the back of the field in a back up car after an accident on the first lap.

References

IROC season statistics at racing-reference.info, Retrieved March 9, 2007

External links

IROC XIII History - IROC Website

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[1] IROC season statistics at racing-reference.info, Retrieved March 9, 2007