Silverstone 6 Hours 1981 - Racing Sports Cars

Event: Silverstone World Championship 6 Hours		Date: 10.5.1981
Track: Silverstone Grand Prix Circuit (United Kingdom), 4.719 kms	Organiser: unknown
Silverstone 6 Hours
World Championship for Drivers and Makes (round 6)

Weather:	wet, then dry
Start time:	unknown
Grid:	2-2-2, PP right
Distance:	6 hours
Attendance:	10000

Entered:	45
Practiced:	36
Qualified:	33
Started:	32
Finished:	17
Classified:	16

Classes:	Pract	Start	Class
Group 6 - +2000	5	4	1
Group 6 - 2000	5	5	2
Group 5	13	11	5
Group 4 - Grand Touring	6	6	4
Group 2 - Touring	1	0	0
IMSA GTP	0	0	0
IMSA GTX	4	4	2
IMSA GTU	2	2	2

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

Pre-race sessions:
2 qualifying sessions held for a total of 180 minutes on 9/5

Winners:
Overall:	22	Porsche 935J	Röhrl / Grohs / Schornstein
Group 6 - +2000:	7	Porsche 908/3 TC	Brunn / Jordan
Group 6 - 2000:	56	Osella PA9 BMW	Lombardi / Francia
Group 4 - Grand Touring:	33	Porsche 924 Carrera GTR	Zbinden / Vanoli / Kofel
IMSA GTX:	40	BMW M1	Bell / O'Rourke / Hobbs
IMSA GTU:	45	Mazda RX-7 253i	Percy / Terada
Fastest Laps:
Overall:	7	Porsche 908/3 TC	Eddie Jordan (IRL)	1:26.0200	197.4762 km/h
Pole Positions:
Overall:	5	Porsche 908/80 Turbo	Jochen Mass (D)	1:21.3200	208.8896 km/h
Group 6 - 2000:	56	Osella PA9 BMW	Lombardi / Francia	1:25.3500
Group 5:	28	Lancia Beta Montecarlo Turbo	Patrese / Cheever	1:23.4200
Group 4 - Grand Touring:	35	BMW M1	Stuck / Heyer	1:29.0000
IMSA GTX:	39	Porsche 935 K3	Akin / Lovett / Rahal	1:23.7500
IMSA GTU:	45	Mazda RX-7 253i	Percy / Terada	1:33.1800
Notes of interest:
Top makes by numbers:	Porsche (13), BMW (3), Lancia (3), Lola (3), Ferrari (3)
Top engines by numbers:	Porsche (13), BMW (5), Ford (5), Lancia (3), Ferrari (3)
Top car types by numbers:	Porsche 935 (7), Lancia Beta Montecarlo Turbo (3), BMW M1 (2), Mazda RX-7 (2), Porsche 924 (2), Porsche 934 (2), Ferrari 512 BB (2)
Driver nationalities:	GB (30), D (13), I (10), USA (9), CH (4), F (3), DK (2), IRL (2)
Team nationalities:	GB (11), D (6), I (5), USA (3), CH (2)
Most used colours:	white (54%), red (21%), blue (7%), yellow (7%), black (5%)
Engine positions:	mid-engined (53%), rear-engined (28%), front-engined (19%)
Average engine size:	2644 cc (with regard to 51% turbocharged cars and 6% cars with rotary engine an applicable size is 3373 cc)
Oldest known drivers:	Preston Henn (50), Martino Finotto (48), Simon Phillips (47)
Youngest known drivers:	Andrea de Cesaris (22), Eddie Cheever (22), Beppe Gabbiani (24)
Female drivers:	Lella Lombardi

Official Race Programme:

Cover	Entry List	Schedule	Track Map