Pole position: Stommelen in 1.43,104 = 215,778 kmh
Fastest lap: Facetti in 1.48,14 = 205,729 kmh

Distance: 24 hours
Average speed: 182,102 kmh
Weather: Warm and dry
Ruleset: Group 5, IMSA GT
Car info: 1981 Cars

Overall result
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	9	Garretson Racing Porsche 935	Bob Garretson, USA Brian Redman, GB Bobby Rahal, USA		B6	IMSA GTX	708 laps, 24:01.36,871	16	1.51,259
2	2	5	Bob Akin Motor Racing Porsche 935 K3	Bob Akin, USA Craig Siebert, USA Derek Bell, GB		B6	IMSA GTX	695	8	1.47,503
3	1	62	Kegel Enterprises Porsche 911 S	Bill Koll, USA Jeff Kline, USA Rob McFarlin, USA		B6	IMSA GTU	644	31	2.02,603
4	2	23	The New Raytown Datsun Datsun 280Z	Dick Davenport, USA Frank Carney, USA Rameau Johnson, USA		L6	IMSA GTU	626	42	2.05,829
5	3/1/1	24	Jolly Club Lancia Beta Montecarlo	Martino Finotto, I Emanuele Pirro, I Carlo Facetti, I	1425 tc	L4	Group 5/IMSA GTX	609	21	1.57,051
6	1	14	Bavaria Motors International BMW M1	Hans-Joachim Stuck, D Alf Gebhardt, USA Walter Brun, CH	3498	L6	IMSA GTO	608	19	1.54,122
7	3	98	Kent Racing Mazda RX-7	Lee Mueller, USA Kathy Rude, USA Philippe Martin, B	2 x 573	R2	IMSA GTU	606	32	2.02,75
8	4	84	Scorpio Racing Porsche 935	Enrique Molins, ES Eduardo Barrientos, ES Carlos Gonzalez, ES		B6	IMSA GTX	595	24	1.57,75
9	4	55	Mandeville Racing Enterprises Mazda RX-7	Roger Mandeville, USA Amos Johnson, USA Diego Febles, PR	2 x 573	R2	IMSA GTU	595	54	2.08,774
10	5	7	Kent Racing Mazda RX-7	Walt Bohren, USA Jim Mullen, USA J. Kurt Roehrig, USA	2 x 573	R2	IMSA GTU	589	33	2.02,796
11	6	50	Downing/Maffuci Racing Mazda RX-7	Scott Hoerr, USA Irv Hoerr, USA Jim Downing, USA	2 x 573	R2	IMSA GTU	585	56	2.09,683
12	2	58	Chuck Kendall Porsche Carrera RSR	Pete Smith, USA Chuck Kendall, USA Steve Earle, USA		B6	IMSA GTO	585	38	2.04,642
13	7	45	Autosport Technology VW-Porsche 914/6	Marion L. Speer, USA Dwight Mitchell, USA Ray Ratcliff, USA		B6	IMSA GTU	581	58	2.10,885
14	5	07	Heimrath Racing Porsche 935	Ludwig Heimrath, CDN Ludwig Heimrath Jr, CDN (Carlos Moran, ES)		B6	IMSA GTX	575	17	1.51,365
15	3	34	Drolsom Racing Porsche Carrera	George Drolsom, USA Robert H. Hoskins, USA Bill Johnson, USA		B6	IMSA GTO	563	62	2.11,520
16	6/2/1	2	BMW of North America, Inc BMW M1	David Hobbs, GB Marc Surer, CH Dieter Quester, A	3498	L6	Group 5/IMSA GTX	555	20	1.55,48
17	4	27	Southard Motor Racing Porsche Carrera	Steve Southard, USA Jay Kjoller, USA Jean Kjoller, USA		B6	IMSA GTO	548	61	2.11,318
18	7/3/2	3	Martini Lancia Racing Lancia Beta Montecarlo	Riccardo Patrese, I Hans Heyer, D Henri Pescarolo, F (Andrea de Cesaris, I) (Beppe Gabbiani, I)	1425 tc	L4	Group 5/IMSA GTX	545	11	1.49,43
19	5	42	Mac’s Bar Spec./Kend Co. Chevrolet Camaro	Nort Northam, USA Ed Kuhel, USA Dick Neland, USA		V8	IMSA GTO	532	55	2.08,92
20	8	02	Firestone Tire & Rubber Ford Mustang	John Morton, USA Tom Klausler, USA		V8	IMSA GTX	517	71	no time
21	7	36	Herman & Miller Porsche 924 Carrera GTR	Paul Miller, USA Pat Bedard, USA Skeeter McKitterick, USA (Johnny Rutherford, USA)	1984 tc	L4	IMSA GTO	515	41	2.05,569
DNF	(6)	04	T&R Racing Porsche Carrera	Tico Almeida, USA Rene Rodriguez, USA Miguel Morejon, USA (Fred Flaquer, USA)		B6	IMSA GTO	526	35	2.03,46		Engine
DNF		82	Trinity Racing Mazda RX-7	Bob Bergstrom, USA John Casey, USA Jim Cook, CDN	2 x 573	R2	IMSA GTU	513	30	2.02,556
DNF		51	Andial Racing / Meister Homes Porsche 935 K3	Rolf Stommelen, D Howard Meister, USA Harald Grohs, D		B6	IMSA GTX	500	1	1.43,104		Fire
NC		16	Corp Racing Inc. Mazda RX-7	James Burt, USA Douglas Grunnet, USA Steve Paquette, CDN	2 x 573	R2	IMSA GTU	471	67	2.13,604
NC		52	Beach Ball Racing Porsche 911	Tom Cripe, USA Dick Gauthier, USA Jack Swanson, USA (Fred Snow, USA)		B6	IMSA GTU	450	68	2.13,692
NC		43	Bob Gregg Racing Porsche Carrera	Robert Young, USA Leonard Jones, USA Bob Gregg, USA		B6	IMSA GTO	446	44	2.06,134
NC		81	Trinity Racing Mazda RX-7	Tom Winters, USA Steve Dietrich, USA Carter Alsop, USA	2 x 573	R2	IMSA GTU	429	63	2.12,007
NC		70	Mazda RX-7	Chris Doyle, USA Hubert Phipps, USA Robert Overby, USA	2 x 573	R2	IMSA GTU	429	49	2.06,765
NC		46	Porsche Carrera	Honorato Espinosa, CO Pedro de Narvaez, CO Jorge Cortes, CO		B6	IMSA GTO	385	36	2.04,348
DNF		65	Prancing Horse Farms Racing Ferrari 512 Berlinetta Boxer	Tony Adamowicz, USA Rick Knoop, USA	4942	V12	IMSA GTX	373	23	1.57,664		Accident
DNF		01	Kirby-Hitchcock Racing Porsche Carrera	Siegfried Brunn, D Bob Kirby, USA John Hotchkis Sr, USA		B6	IMSA GTO	361	57	2.09,908
DNF		25	Red Lobster Racing BMW M1	Kenper Miller, USA Dave Cowart, USA Ricardo Londono, CO	3498	L6	IMSA GTO	346	22	1.57,108
DNF		30	Momo Penthouse Porsche 935 J-81	Gianpiero Moretti, I Mauricio de Narvaez, CO Charles Mendez, USA		B6	IMSA GTX	339	7	1.49,95		Accident
DNF		57	Personalized Autohaus VW-Porsche 914/6	Jeff Scott, USA David Goodell, USA Volker Bruckmann, USA (Wayne Baker, USA)		B6	IMSA GTU	339	59	2.10,933
DNF		71	Chevrolet Corvette	Philip Keirn, USA Gail Engle, USA Bard Boand, USA		V8	IMSA GTO	328	50	2.07,113		Electrics
DNF		67	Levi's Team Highball AMC Spirit	Dennis Shaw, USA Steve Whitman, USA Holman “Les” Blackburn, GB		V8	IMSA GTO	303	48	2.06,703
DNF		03	Porsche 934	Angelo Pallavicini, CH John Sheldon, GB Neil Crang, AUS	2993 tc	B6	IMSA GTO	290	40	2.05,276
DNF			Interscope Racing Porsche 935 K3-80	Ted Field, USA Milt Minter, USA Danny Ongais, USA		B6	IMSA GTX	287	10	1.45,575		Accident
DNF		11	Holbert Racing Porsche 924 Carrera GTR	Al Holbert, USA Rick Mears, USA Doc Bundy, USA	1984 tc	L4	IMSA GTO	263	26	1.58,597		Engine
DNF		4	Martini Lancia Racing Lancia Beta Montecarlo	Michele Alboreto, I Piercarlo Ghinzani, I Beppe Gabbiani, I (Eddie Cheever, USA) (Henri Pescarolo, F)	1425 tc	L4	Group 5/IMSA GTX	235	14	1.51,162		Valve
DNF		86	Bayside Disposal Racing Porsche 935-80	Hurley Haywood, USA Jürgen Barth, D Bruce Leven, USA		B6	IMSA GTX	232	4	1.46,322
DNF		78	Howey Farms Chevrolet Camaro	Clark Howey, USA Tracy Wolf, USA Dale Koch, USA		V8	IMSA GTO	208	37	2.04,465
DNF		19	Van Every Racing Porsche Carrera RSR	Lance Van Every, USA Ash Tisdelle, USA Rusty Bond, USA		B6	IMSA GTO	194	47	2.06,685		Accident
DNF		20	Chris Cord Racing Chevrolet Monza Turbo	Chris Cord, USA Jim Adams, USA (Bruce Jenner, USA)			IMSA GTX	191	13	1.50,610
DNF		80	Mo Carter Chevrolet Camaro	Maurice Carter, CDN Eppie Wietzes, CDN Richard Valentine, USA		V8	IMSA GTX	188	12	1.50,038		Accident
DNF		38	Case Racing Porsche 911	Ron Case, USA Dave Panaccione, USA Ren Tilton, USA (Craig Case, USA)		B6	IMSA GTU	169	65	2.12,256		Gearbox
DNF		1	Porsche Kremer Racing Porsche 935 K3-80	John Fitzpatrick, GB Jim Busby, USA Bob Wollek, F		B6	IMSA GTX	167	2	1.44,735		Engine
DNF		22	Personalized Autohaus VW-Porsche 914/4 (!)	Wayne Baker, USA Dan Gilliland, USA Frank Harmstad, USA (Jeff Scott, USA)		B4	IMSA GTU	143	53	2.08,255
DNF		33	Zotz Garage VW-Porsche 914/6	Harro Zitza, USA Doug Zitza, USA Ara Dube, USA		B6	IMSA GTU	128	64	2.12,135
DNF		17	Bavaria Motors International BMW 3.5 CSL	Bruno Beilcke, USA Kurt König, D Rudi Walch, D	3498	L6	IMSA GTO	126	29	2.00,999
DNF		37	Porsche 935 J	Pepe Romero, USA Armando Gonzalez, PR Luis Mendez, DR (Monte Shelton, USA)		B6	IMSA GTX	121	25	1.57,964		Steering
DNF		40	David Deacon Racing BMW M1	Rudi Bartling, CDN Mike Freberg, CDN David Deacon, CDN	3498	L6	IMSA GTO	118	27	1.58,990
DNF		54	Montura Racing Porsche Carrera	Tony Garcia, USA Albert Naon, USA Luis Sereix, USA		B6	IMSA GTO	112	34	2.03,381		Engine
DNF		99	Chevrolet Camaro	Dave Heinz, USA Chris Gleason, USA Joe Cogbill Jr, USA (Michael Gassaway, USA)		V8	IMSA GTO	108	28	1.59,782		Accident
DNF		60	Bob’s Speed Products AMC AMX	Vicki Smith, USA Sam Miller, USA Bob Lee, USA		V8	IMSA GTO	87	60	2.11,239
DNF		94	Whittington Brothers Porsche 935 K3	Don Whittington, USA Bill Whittington, USA Dale Whittington, USA		B6	IMSA GTX	84	9	1.48,898		Engine
DNF		75	Z&W Enterprises Racing Ltd. Mazda RX-7	Eddy Joosen, B Dirk Vermeersch, B Jean-Paul Libert, B (Carlos Ramirez, USA)	2 x 573	R2	IMSA GTO (?!)	83	69	2.17,093		Differential
DNF		6	Joest Racing Porsche 935 J	Reinhold Jöst, D Volkert Merl, D Jochen Mass, D		B6	Group 5/IMSA GTX	59	3	1.46,135		Accident
DNF		18	JLP Racing Porsche 935 JLP-2	John Paul Sr, USA John Paul Jr, USA Gordon Smiley, USA		B6	IMSA GTX	53	5	1.46,889		Piston
DNF		44	Stratagraph Inc. Chevrolet Camaro	Terry Labonte, USA David Pearson, USA Billy Hagan, USA		V8	IMSA GTX	50	18	1.53,945		Engine
DNF		87	Porsche Carrera RSR	Bob Beasley, USA George Stone, USA Werner Frank, USA		B6	IMSA GTO	48	39	2.05,185		Accident
DNF		15	D.L. Performance Engineering Porsche Carrera RSR	Doug Lutz, USA Robin Boone, USA David White, USA (Thomas Hessert, USA)		B6	IMSA GTO	47	52	2.07,308		Accident
DNF		09	Thunderbird Swap Shop Porsche 935 K3	Preston Henn, USA Bob Bondurant, USA Dale Whittington, USA (Don Whittington, USA) (David Pearson, USA)		B6	IMSA GTX	30	15	1.51,167		Engine
DNF		28	NTS Racing Datsun 280Z	Sam Posey, USA Fred Stiff, USA		L6	IMSA GTO	29	70	no time		Oil pressure
DNF		66	Mazda RX-7	Jack Dunham, USA John Maffucci, USA Stanton Barrett, USA	2 x 573	R2	IMSA GTU	20	43	2.06,115
DNF		49	Mazda RX-7	Bob Speakman, USA Alfredo Cosentino, USA	2 x 573	R2	IMSA GTU	12	66	2.12,418
DNF		06	Crevier Imports Ferrari 365 GTB/4 Daytona	Pete Halsmer, USA Joe Crevier, USA Al Unser Jr, USA	4390	V12	IMSA GTO	9	45	2.06,344		Fuel line, fire
DNF		10	Jolly Club Ferrari 308 GTB Turbo	Carlo Facetti, I Martino Finotto, I	3500 tc	V8	Group 5/IMSA GTX	4	6	1.46,914	1.48,14	Electrics
DNS		88	Chevrolet Camaro	Herb Adams, USA Jerry Thompson, USA Don Sherman, USA		V8	IMSA GTO		46	2.06,640		Accident
DNS		05	Porsche Carrera RSR	Tico Almeida, USA Rene Rodriguez, USA Fred Flaquer, USA		B6	IMSA GTO		51	2.07,256
DNS		00	Interscope Racing Porsche 935 K3-80	Ted Field, USA Danny Ongais, USA Milt Minter, USA		B6	IMSA GTX			1.44,424		Reserve car
DNS		69	Southwind Enterprises Plymouth Volare	Ralston Long, USA Kal Showket, USA Bob McGraw, USA			IMSA GTO
DNS		89	Porsche 911 S	Klaus Bitterauf, USA James Moxley, USA Jim Leo, USA		B6	IMSA GTU
DNQ		97	The Cummings Marque Shelby GT350	Don Cummings, USA Bill McDill, USA Guido Levetto, USA		V8	IMSA GTO