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Event: Piedmont 3-Hour CharlotteDate: 23.5.1971
Track: Charlotte Motor Speedway (United States), 2.816 kmsOrganiser: unknown

Charlotte 3 Hours
Weather:unknown
Start time:unknown
Grid:unknown
Distance:3 hours
Attendance:unknown
Entered:unknown
Practiced:unknown
Started:27
Finished:unknown
Classes:StartClass
IMSA GTO33
IMSA GTU1616
IMSA TO22
IMSA TU66
Photo GalleryEntered CarsTechnical DataAppearanceRace Results
Winners:
Overall:57Chevrolet CorvetteHeinz / Costanzo
IMSA GTU:59Porsche 914/6Gregg / Haywood
IMSA TO:21AMC JavelinHennig / Beasley
IMSA TU:64Austin Mini-CooperMilne / Stevens
Pole Positions:
Overall:57Chevrolet CorvetteDave Heinz (USA)
Notes of interest:
Top makes by numbers:Porsche (6), Chevrolet (4), MG (3), Austin (2), Alfa Romeo (2)
Top engines by numbers:Porsche (6), BMC (6), Chevrolet (4), Alfa Romeo (2)
Top car types by numbers:Porsche 911 (4), Chevrolet Corvette (3), Porsche 914 (2), Austin Mini Cooper (2), MG B (2)
Driver nationalities:USA (44), CDN (2)
Engine positions:front-engined (75%), rear-engined (16%), mid-engined (9%)
Oldest known drivers:Peter Gregg (31), Roger Mandeville (30), Hurley Haywood (23)
Youngest known drivers:Hurley Haywood (23), Roger Mandeville (30), Peter Gregg (31)

Official Race Programme:

CoverEntry ListScheduleTrack Map
Programme cover is not available.Entry list is not available.Schedule of events is not available.Track map is not available.