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Event: 18th Annual 24 Hour Pepsi Challenge DaytonaDate: 4.2.1979
Track: Daytona International Speedway (United States), 6.180 kmsOrganiser: unknown

Daytona 24 Hours

Weather:cool, dry
Start time:3/2
Grid:unknown
Distance:24 hours
Attendance:unknown
Entered:84
Practiced:70
Qualified:67
Started:67
Finished:22
Classes:PractStart
IMSA GTX2222
IMSA GTO2323
IMSA GTU2422
Race notes:
1 full-cource caution for 23 minutes (8 laps)
#1 Porsche 935-77A and #4 Porsche 935J penalized 30 sec. for assistance
Pre-race sessions:
2 qualifying sessions held for a total of 360 minutes on 1-2/2
6 non-qualifying practice sessions held for a total of 360 minutes 31/1-2/2
20 minute pre-race warm-up held
Winners:
Overall:0Porsche 935/79Field / Ongais / Haywood
IMSA GTO:65Ferrari 365 GTB/4Morton / Adamowicz
IMSA GTU:7Mazda RX-7Katayama / Terada / Yorino
Fastest Laps:
Overall:1Porsche 935/77APeter Gregg (USA)1:49.447203.217 km/hlap 152
IMSA GTO:56Chevrolet CamaroCraig Carter (USA)2:01.690182.822 km/hlap 3
IMSA GTU:7Mazda RX-7Yoshimi Katayama (J)2:05.403177.409 km/hlap 450
Pole Positions:
Overall:3Porsche 935Carlo Facetti (I)1:46.113209.659 km/h
IMSA GTO:21Chevrolet CamaroCarl Shafer (USA)1:57.717188.992 km/h
IMSA GTU:7Mazda RX-7Yoshimi Katayama (J)2:05.955176.630 km/h
Notes of interest:
Top makes by numbers:Porsche (38), Chevrolet (11), Mazda (5), Ferrari (4), BMW (2), Datsun (2)
Top engines by numbers:Porsche (38), Chevrolet (11), Ferrari (5), Mazda (5), BMW (2), Datsun (2)
Top car types by numbers:Porsche 935 (13), Porsche 911 Carrera RSR (9), Porsche 911 (7), Chevrolet Camaro (7)
Driver nationalities:USA (142), F (8), PR (7), CDN (6), CO (5), D (4), I (4), J (4), YV (3), CH (3)
Most used colours:white (31%), red (27%), blue (25%), black (6%)
Engine positions:rear-engined (54%), front-engined (36%), mid-engined (10%)
Oldest known drivers:Paul Newman (54), Preston Henn (48), Billy Hagan (47)
Youngest known drivers:Kees Nierop (21), Enzo Calderari (27), Danny Sullivan (28)

Official Race Programme:

CoverEntry ListScheduleTrack Map
Programme Cover - Daytona 24 Hours 1979Entry List - Daytona 24 Hours 1979Schedule of events is not available.Track map is not available.
Random Photo
37 - Porsche 911 S - A.C.I.F.
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