Pole position: Gregg in 0.54,934 = 161,36 kmh
Fastest lap: Holbert in 0.55,2 = 160,58 kmh

Distance: 2 heats, 100 miles each
Average speed: 156,36 kmh (heat 1), 156,84 kmh (heat 2)
Weather:
Ruleset: IMSA GT
Car info: 1975 Cars

Heat 1
Pos	Pos in class	#	Team / Entrant Car- Engine	Drivers, Nationality	Engine vol. (cc)	Engine Type	Group	Distance, time	Qualifying position	Qualifying time	Fastest lap	Reason out, remarks
1	1	59	Brumos Porsche Porsche Carrera RSR	Peter Gregg, USA	2994	B6	GTO	66 laps, 1:02.21,5	1	0.54,934
2	2		BMW of North America, Inc BMW 3.0 CSL	Hans-Joachim Stuck, D	3498	L6	GTO	66 laps, 1:02.36,8	2
3	3		Porsche Carrera RSR	Al Holbert, USA	2994	B6	GTO	66	3		0.55,2
4	4		BMW of North America, Inc BMW 3.0 CSL	Sam Posey, USA	3498	L6	GTO	66	4
5	5		Porsche Carrera RSR	Michael Keyser, USA	2994	B6	GTO	64	6
6	6		Porsche Carrera RSR	John O'Steen, USA	2994	B6	GTO	64	31
7	7		Chevrolet Camaro	Carl Shafer, USA		V8	GTO	64	5
8	8		Porsche Carrera RSR	Ludwig Heimrath, CDN	2994	B6	GTO	64	7
9	9		Porsche Carrera RSR	Jim Busby, USA	2994	B6	GTO	64	10
10	1		Bob Sharp Racing Datsun 240Z	Bob Sharp, USA	ca. 2400	L6	GTU	63	9		0.58,4
11	10		Porsche Carrera RSR	Bill Schmid, USA	2994	B6	GTO	63	12
12	11		Chevrolet Monza	Warren Agor, USA		V8	GTO	62	18
13	12		Porsche Carrera RSR	George Dyer, USA	2994	B6	GTO	62	8
14	13		Porsche Carrera RSR	Norm Ridgely, CDN	2994	B6	GTO	61	17
15	14		Chevrolet Corvette	John Orr, USA		V8	GTO	60	20
16	15		Chevrolet Corvette	Babe Headley, USA		V8	GTO	59	14
17	2		Ford Escort	Tom Ciccone, USA		L4	GTU	59	13
DNF	16	111	Ferrari 365 GT4 Berlinetta Boxer	Milt Minter, USA	4390	V12	GTO	58	11
19	17		Chevrolet Corvette	Frank Brown, USA		V8	GTO	58	26
20	3		Porsche 911 S	George Drolsom, USA		B6	GTU	58	27
21	18		Chevrolet Corvette	Norm Fisher		V8	GTO	57	21
22	4		Porsche 911 S	Fritz Hochreuter, CDN		B6	GTU	56	25
23	19		Ford Mustang	Wendell Scott, USA		V8	GTO	54	22
DNF	5		Mazda Savanna RX-3	Raymond Walle, USA	2 x 491	R2	GTU	52	24
25	20		Chevrolet Corvette	Craig Carter, USA		V8	GTO	52	16
DNF	6		VW-Porsche 914/6	John Hotchkis Sr, USA	1991	B6	GTU	38	23
DNF	21		Shelby	Robert Vincent, USA		V8	GTO	16	29
DNF	7		Ford Escort	Bert Everett, USA		L4	GTU	10	15
DNF	22		Chevrolet Corvette	Barry Ruble		V8	GTO	7	30
DNF	23		Chevrolet Camaro	Jerry Robinson, USA		V8	GTO	3	32
DNF	24		Chevrolet Corvette	Darrell Carter, USA		V8	GTO	3	19
DNS			Chevrolet Monza	Harry Theodorocopulous, USA		V8	GTO		28?			Accident

Heat 2
Pos	Pos in class	#	Team / Entrant Car- Engine	Drivers, Nationality	Engine vol. (cc)	Engine Type	Group	Distance, time	Qualifying position	Qualifying time	Fastest lap	Reason out, remarks
1	1		Porsche Carrera RSR	Al Holbert, USA	2994	B6	GTO	66 laps, 1:02.09,9			0.52,2
2	2		Porsche Carrera RSR	Peter Gregg, USA	2994	B6	GTO	66
3	3		BMW of North America, Inc BMW 3.0 CSL	Hans-Joachim Stuck, D	3498	L6	GTO	66
4	4		BMW of North America, Inc BMW 3.0 CSL	Sam Posey, USA	3498	L6	GTO	66
5	5		Chevrolet Camaro	Carl Shafer, USA		V8	GTO	64
6	6		Porsche Carrera RSR	John O'Steen, USA	2994	B6	GTO	64
7	7		Porsche Carrera RSR	George Dyer, USA	2994	B6	GTO	64
8	8		Porsche Carrera RSR	Jim Busby, USA	2994	B6	GTO	64
9	1		Bob Sharp Racing Datsun 240Z	Bob Sharp, USA	ca. 2400	L6	GTU	63			0.57,7
10	9		Chevrolet Monza	Warren Agor, USA		V8	GTO	63
11	10		Porsche Carrera RSR	Bill Schmid, USA	2994	B6	GTO	63
12	11		Porsche Carrera RSR	Norm Ridgely, CDN	2994	B6	GTO	61
13	12		Chevrolet Corvette	Babe Headley, USA		V8	GTO	60
14	13		Chevrolet Corvette	Frank Brown, USA		V8	GTO	59
15	14		Chevrolet Camaro	Craig Carter, USA		V8	GTO	58
16	2		VW-Porsche 914/6	John Hotchkis Sr, USA	1991	B6	GTU	58
17	3		Ford Escort	Bert Everett, USA		L4	GTU	58
18	4		Mazda Savanna RX-3	Raymond Walle, USA	2 x 491	R2	GTU	58
19	15		Chevrolet Corvette	John Orr, USA		V8	GTO	58
20	16		Chevrolet Camaro	Norm Fisher		V8	GTO	58
21	5		Porsche 911 S	George Drolsom, USA		B6	GTU	57
22	6		Porsche 911 S	Fritz Hochreuter, CDN		B6	GTU	57
23	17		Ford Mustang	Wendell Scott, USA		V8	GTO	55
24	7		Ford Escort	Tom Ciccone, USA		L4	GTU	54
25	18		Porsche Carrera RSR	Ludwig Heimrath, CDN	2994	B6	GTO	47
DNF	19	111	Ferrari 365 GT4 Berlinetta Boxer	Milt Minter, USA	4390	V12	GTO	24
DNF	20		Chevrolet Corvette	Barry Ruble		V8	GTO	11
DNF	21		Chevrolet Corvette	Darrell Carter, USA		V8	GTO	2