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.

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)