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Event: Riverside Trans-American Sedan ChampionshipDate: 18.9.1966
Track: Riverside International Raceway (United States), 4.184 kmsOrganiser: California Sports Car Club Region of SCCA

Riverside 4 Hours
Weather:clear, warm
Start time:12:00
Grid:unknown
Distance:4 hours
Attendance:unknown
Entered:39
Practiced:36
Qualified:36
Started:34
Finished:24
Classified:24
Classes:PractStartClass
FIA Group 1 & 2 - Over 2 Litres151410
FIA Group 1 & 2 - Under 2 Litres212014
Photo GalleryEntered CarsTechnical DataAppearanceRace Results
Pre-race sessions:
2 non-qualifying practice sessions held for a total of 360 minutes on 17/9
1 qualifying session held for a total of 180 minutes on 17/9
90 minute pre-race warm-up held
Winners:
Overall:1Ford MustangJerry Titus
FIA Group 1 & 2 - Under 2 Litres:22Ford Cortina LotusFrank Gardner
Fastest Laps:
Overall:1Ford MustangJerry Titus (USA)148.9931 km/h
Notes of interest:
Top makes by numbers:Ford (18), Alfa Romeo (6), Plymouth (3), Dodge (2)
Top engines by numbers:Ford (18), Alfa Romeo (6), Plymouth (3), Dodge (2)
Top car types by numbers:Ford Mustang (8), Ford Cortina Lotus (6), Alfa Romeo Giulia Sprint GTA (5)
Driver nationalities:USA (52), AUS (4)
Most used colours:red (31%), blue (25%), white (19%), orange (7%), yellow (6%), green (4%)
Engine positions:front-engined (93%), rear-engined (7%)
Average engine size:2783 cc
Oldest known drivers:Gaston Andrey (40), Bob Johnson (39), Frank Gardner (36)
Youngest known drivers:Ron La Peer (23), Tony Adamowicz (25), Allan Moffat (27)

Official Race Programme:

CoverEntry ListScheduleTrack Map
Programme Cover - Riverside 4 Hours 1966Entry List - Riverside 4 Hours 1966Schedule of Events - Riverside 4 Hours 1966Track Map - Riverside 4 Hours 1966