(settings) | Login Skip Navigation LinksRSC Home > Races > Mid-Ohio 500 Kilometres 1981
Event: The Lumbermens 500, third annual North American Sports Car Championship Mid-OhioDate: 30.8.1981
Track: Mid-Ohio Sports Car Course (United States), unknown lengthOrganiser: unknown

Mid-Ohio 500 Kilometres
Non championship race
Weather:unknown
Start time:13:00
Grid:unknown
Distance:500 kilometres
Attendance:unknown
Entered:67
Practiced:unknown
Started:41
Finished:28
Classes:PractStart
Group 822
Group 666
Group 599
Group 42424
Photo GalleryEntered CarsTechnical DataAppearanceRace ResultsGrid
Pre-race sessions:
2 non-qualifying practice sessions held for a total of 90 minutes on 29/8
2 qualifying sessions held for a total of 60 minutes on 29/8
25-minute pre-race warm-up held
Winners:
Overall:3Porsche 935 M16Stommelen / Bell
Group 8:81FrissbeeKlausler
Group 6:68Cicale-MarchGuider / Roos
Group 4:111BMW M1Aase / Cook
Fastest Laps:
Overall:25Ralt RT2 HartJim Trueman (USA)1:27.2600159.3476 km/hlap 50
Group 8:81FrissbeeTom Klausler (USA)1:27.9000158.1889 km/hlap 10
Group 5:3Porsche 935 M16Rolf Stommelen (D)1:29.3500155.6203 km/hlap 41
Group 4:111BMW M1Dennis Aase (USA)1:34.1500147.6863 km/hlap 49
Pole Positions:
Overall:81FrissbeeJohn Morton (USA)1:24.4770164.5973 km/h
Group 6:25Ralt RT2 HartBobby Rahal (USA)1:25.4290162.7642 km/h
Group 5:78Lola T600 ChevroletJohn Paul, Jr. (USA)1:26.4750160.7944 km/h
Group 4:111BMW M1Dennis Aase (USA)1:32.6170150.1309 km/h
Notes of interest:
Top makes by numbers:Porsche (16), Chevrolet (11), Chevron (3), Lola (3), BMW (2)
Top engines by numbers:Porsche (16), Chevrolet (15), BMW (3), Hart (2)
Top car types by numbers:Chevrolet Corvette (9), Porsche 911 Carrera (6), Porsche 935 (4)
Driver nationalities:USA (72), CDN (5), GB (2)
Team nationalities:USA (31), CDN (2)
Most used colours:white (28%), blue (26%), red (23%), yellow (7%), black (6%)
Engine positions:front-engined (37%), rear-engined (32%), mid-engined (31%)
Oldest known drivers:Billy Hagan (49), Jim Cook (44), John Paul (42)
Youngest known drivers:John Paul, Jr. (21), Bobby Rahal (28), Doc Bundy (32)

Official Race Programme:

CoverEntry ListScheduleTrack Map
Programme Cover - Mid-Ohio 500 Kilometres 1981Entry List - Mid-Ohio 500 Kilometres 1981Schedule of events is not available.Track map is not available.