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Event: Six Hours of RiversideDate: 10.5.1975
Track: Riverside International Raceway (United States), unknown lengthOrganiser: unknown

Riverside 6 Hours
Weather:unknown
Start time:unknown
Grid:unknown
Distance:unknown
Attendance:unknown
Entered:unknown
Practiced:unknown
Started:40
Finished:29
Classes:StartClass
IMSA GTO2525
IMSA GTU1515
Photo GalleryEntered CarsTechnical DataAppearanceRace ResultsGrid
Winners:
Overall:25BMW 3.0 CSLStuck / Quester
IMSA GTU:33Datsun 240ZSharp / Maas
Fastest Laps:
Overall:25BMW 3.0 CSLDieter Quester (A)1:49.9320173.9170 km/h
IMSA GTU:33Datsun 240ZBob Sharp (USA)1:58.0890161.9032 km/hlap 172
Pole Positions:
Overall:25BMW 3.0 CSLHans-Joachim Stuck (D)1:48.3220176.5016 km/h
IMSA GTU:8Porsche 911Bert Ohlander (USA)
Notes of interest:
Top makes by numbers:Porsche (20), Chevrolet (9), BMW (4), Datsun (2), Alfa Romeo (2)
Top engines by numbers:Porsche (20), Chevrolet (9), BMW (4), Datsun (2), Alfa Romeo (2), Ford (2)
Top car types by numbers:Porsche 911 Carrera (11), Porsche 911 (6), Chevrolet Corvette (6)
Driver nationalities:USA (67), CDN (3), MEX (3), D (2)
Engine positions:front-engined (50%), rear-engined (42%), mid-engined (8%)
Oldest known drivers:Rodger Ward (54), Jim Cook (38), Brian Redman (38)
Youngest known drivers:Hans-Joachim Stuck (24), George Dyer (26), Hurley Haywood (27)

Official Race Programme:

CoverEntry ListScheduleTrack Map
Programme Cover - Riverside 6 Hours 1975Entry list is not available.Schedule of events is not available.Track map is not available.