Road America 500 Miles 1983 - Racing Sports Cars

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Event: Road America Pabst 500		Date: 21.8.1983
Track: Road America, Elkhart Lake (United States), 6.437 kms	Organiser: unknown
Road America 500 Miles
International Motor Sport Association (round 15) IMSA GTO (round 15) IMSA GTU (round 15) International Motor Sport Association (round 15)

Weather:	rain
Start time:	unknown
Grid:	unknown
Distance:	500 miles
Attendance:	unknown

Entered:	58
Practiced:	unknown
Started:	48
Finished:	26

Classes:	Start
IMSA GTP	13
IMSA GTO	18
IMSA GTU	17

Photo Gallery Entered Cars Technical Data Appearance Race Results Grid

Race notes:
Race stopped due to rain.

Winners:
Overall:	06	Ford Mustang GTP	Coconis / Ludwig
IMSA GTO:	83	Datsun 280ZX Turbo	Adamowicz / Devendorf
IMSA GTU:	38	Mazda RX-7	Mandeville / Johnson
Fastest Laps:
Overall:	45	Lola T600 Chevrolet	Bob Lobenberg (USA)	2:11.5900	176.1121 km/h	lap 84
IMSA GTO:	9	Porsche 934	Wayne Baker (USA)	2:30.2200	154.2701 km/h	lap 26
IMSA GTU:	85	Datsun 280ZX	Logan Blackburn (USA)	2:30.2200	154.2701 km/h	lap 26
Pole Positions:
Overall:	14	March 83G Porsche	Al Holbert (USA)	2:09.9490	178.3362 km/h
IMSA GTO:	83	Datsun 280ZX Turbo	Don Devendorf (USA)	2:18.9960	166.7280 km/h
IMSA GTU:	85	Datsun 280ZX	Logan Blackburn (USA)	2:28.1300	156.4475 km/h
Notes of interest:
Top makes by numbers:	Porsche (14), Mazda (7), Chevrolet (6), Datsun (5), Pontiac (3), Lola (3), March (3)
Top engines by numbers:	Porsche (16), Chevrolet (11), Mazda (7), Datsun (5), Pontiac (3)
Top car types by numbers:	Mazda RX-7 (7), Chevrolet Corvette (5), Datsun 280ZX (4)
Driver nationalities:	USA (82), CDN (2)
Engine positions:	front-engined (52%), mid-engined (23%), rear-engined (25%)
Oldest known drivers:	Preston Henn (52), Billy Hagan (51), Eppie Wietzes (45)
Youngest known drivers:	Max Schmidt (19), John Paul, Jr. (23), Kees Nierop (25)
Female drivers:	Alice Graves, Deborah Gregg

Official Race Programme:

Cover	Entry List	Schedule	Track Map

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