Road America 500 Kilometres 1989

Event: Miller High Life 500		Date: 16.7.1989
Track: Road America, Elkhart Lake (United States), 6.437 kms	Organiser: unknown
Road America 500 Kilometres
International Motor Sport Association (round 9) IMSA GTO (round 7) IMSA GTU (round 7) International Motor Sport Association (round 11)

Weather:	sunny, warm
Start time:	unknown
Grid:	unknown
Distance:	500 kilometres
Attendance:	unknown

Entered:	54
Practiced:	54
Qualified:	48
Started:	48
Finished:	33

Classes:	Pract	Start
IMSA GTP	13	11
IMSA GTP Lights	12	11
IMSA GTO	10	9
IMSA GTU	14	12
American Cars	5	5

Photo Gallery Entered Cars Technical Data Appearance Race Results Grid Qualifying Lap Times

Winners:
Overall:	83	Nissan GTP ZX-T	Brabham / Robinson
IMSA GTP Lights:	4	Spice SE88P Buick	Scott Schubot
IMSA GTO:	7	Nissan 300ZX Turbo	Steve Millen
IMSA GTU:	71	Mazda MX-6 GT	Amos Johnson
American Cars:	20	Chevrolet Beretta	Dan Osterholt
Leaders:
laps 1-21:	60	Jaguar XJR-10
laps 22-27:	83	Nissan GTP-ZXT
laps 28-50:	61	Jaguar XJR-9
laps 51-78:	83	Nissan GTP-ZXT
Fastest Laps:
Overall:	83	Nissan GTP ZX-T	Geoff Brabham (AUS)	1:58.3790	195.7654 km/h	lap 72
IMSA GTP Lights:	4	Spice SE88P Buick	Scott Schubot (USA)	2:12.3040	175.1610 km/h	lap 6
IMSA GTO:	5	Audi 90 quattro	Scott Goodyear (CDN)	2:11.7300	175.9238 km/h	lap 65
IMSA GTU:	07	Dodge Daytona	Jeremy Dale (CDN)	2:23.4730	161.5250 km/h	lap 43
Pole Positions:
Overall:	61	Jaguar XJR-9	Davy Jones (USA)	1:55.8190	200.0914 km/h
IMSA GTP Lights:	4	Spice SE88P Buick	Scott Schubot (USA)	2:11.6080	176.0864 km/h
IMSA GTO:	7	Nissan 300ZX Turbo	Steve Millen (NZ)	2:09.7770	178.5712 km/h
IMSA GTU:	71	Mazda MX-6 GT	Amos Johnson (USA)	2:22.7770	162.3120 km/h
American Cars:	18	Pontiac Grand Prix	Clay Young	2:24.5320
Notes of interest:
Top makes by numbers:	Mazda (8), Spice (7), Porsche (5), Chevrolet (5), Nissan (4)
Top engines by numbers:	Mazda (12), Chevrolet (6), Porsche (5), Pontiac (5), Nissan (4)
Top car types by numbers:	Mazda RX-7 (7), Porsche 962 (4), Spice SE88P (3), Chevrolet Beretta (3)
Driver nationalities:	USA (67), CDN (4), F (3), D (2), NL (2)
Most used colours:	white (26%), blue (23%), yellow (19%), red (18%), green (4%)
Engine positions:	mid-engined (52%), front-engined (45%), rear-engined (3%)
Average engine size:	3023 cc (with regard to 29% turbocharged cars and 25% cars with rotary engine an applicable size is 4216 cc)
Oldest known drivers:	Dick Greer (57), Andy Petery (50), Gianpiero Moretti (49)
Youngest known drivers:	Davy Jones (25), Max Schmidt (25), John Andretti (26)

Official Race Programme:

Cover	Entry List	Schedule	Track Map