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Event: Columbus Ford Dealers 500Date: 6.10.1985
Track: Columbus, Ohio Street Circuit (United States), unknown lengthOrganiser: unknown

Columbus 500 Kilometres
Weather:unknown
Start time:unknown
Grid:unknown
Distance:500 kilometres
Attendance:unknown
Entered:38
Practiced:unknown
Started:32
Finished:10
Classes:Start
IMSA GTP21
IMSA GTP Lights11
Photo GalleryEntered CarsTechnical DataAppearanceRace ResultsGridQualifyingLap Times
Winners:
Overall:16Porsche 962Olson / Cobb
IMSA GTP Lights:63Argo JM16B MazdaDowning / Maffucci
Fastest Laps:
Overall:16Porsche 962Olson / Cobb1:32.5200144.0266 km/hlap 18
IMSA GTP Lights:21Tiga GT285 MazdaScott Pruett (USA)1:42.2500130.3215 km/hlap 40
Pole Positions:
Overall:7Ford Mustang ProbeKlaus Ludwig (D)1:30.9940146.4423 km/h
IMSA GTP Lights:21Tiga GT285 MazdaRon Nelson (USA)1:41.6210131.1277 km/h
Notes of interest:
Top makes by numbers:Porsche (7), Argo (4), March (4), Alba (3), Tiga (3)
Top engines by numbers:Porsche (7), Mazda (7), Ford (5), Buick (5), Chevrolet (4)
Top car types by numbers:Porsche 962 (6), Argo JM16 (4), Tiga GT285 (3)
Driver nationalities:USA (46), GB (2), I (2)
Most used colours:white (45%), red (22%), blue (13%), black (8%), yellow (7%)
Engine positions:mid-engined (96%), rear-engined (4%)
Average engine size:3131 cc (with regard to 33% turbocharged cars and 25% cars with rotary engine an applicable size is 4430 cc)
Oldest known drivers:Bob Tullius (55), Brian Redman (48), David Hobbs (46)
Youngest known drivers:Scott Pruett (25), John Paul, Jr. (25), Scott Schubot (30)

Official Race Programme:

CoverEntry ListScheduleTrack Map
Programme Cover - Columbus 500 Kilometres 1985Entry List - Columbus 500 Kilometres 1985Schedule of events is not available.Track map is not available.