1993 IMSA GT Championship

Last updated November 21, 2025

The 1993 Camel GT Championship and Exxon Supreme GT Championship seasons were the 23rd season of the IMSA GT Championship auto racing series. It was the final year of the Camel's sponsorship of the prototype class, and the final year of the GTP and GTP Lights prototype categories before they were replaced with the World Sports Car (WSC) class of prototypes the following year.

Schedule

The GT classes did not participate in all events. Races marked with All had all classes on track at the same time.

Rnd	Race	Length	Class	Circuit	Date
1	Rolex 24 at Daytona	24 Hours	All	Daytona International Speedway Road Course	January 30 January 31
2	Toyota Grand Prix of Miami	1 Hour 45 Minutes	Proto	Streets of Miami	February 21
2	Toyota Grand Prix of Miami	1 Hour	GT	Streets of Miami	February 21
3	Camel 12 Hours of Sebring	12 Hours	All	Sebring International Raceway	March 20
4	Toyota Grand Prix of Atlanta	1 Hour 45 Minutes	Proto	Atlanta Motor Speedway Roval	April 18
5	Toyota Trucks Lime Rock Grand Prix	2 Hours	Proto	Lime Rock Park	May 31
6	Nissan Grand Prix of Ohio	1 Hour	GT	Mid-Ohio Sports Car Course	June 12
6	Nissan Grand Prix of Ohio	2 Hours	Proto	Mid-Ohio Sports Car Course	June 13
7	Camel Continental Grand Prix	500 km	All	Watkins Glen International Short Course	June 27
8	Piggly Wiggly Grand Prix	500 km	All	Road America	July 11
9	Monterey Camel GT	1 Hour	GT	Laguna Seca Raceway	July 24
9	Monterey Camel GT	1 Hour 45 Minutes	Proto	Laguna Seca Raceway	July 25
10	G.I. Joe's/Camel Grand Prix	1 Hour 45 Minutes	Proto	Portland International Raceway	August 1
10	G.I. Joe's/Camel Grand Prix	1 Hour	GT	Portland International Raceway	August 1
11	The Checker Camel Grand Prix	2 Hours	Proto	Phoenix International Raceway	October 2
11	The Checker Camel Grand Prix	1 Hour	GT	Phoenix International Raceway	October 3

Race results

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Rnd	Circuit	GTP/WSC Winning Team	GTP Lights Winning Team	GTS Winning Team	GTO Winning Team	GTU Winning Team
Rnd	Circuit	GTP/WSC Winning Driver(s)	GTP Lights Winning Driver(s)	GTS Winning Driver(s)	GTO Winning Driver(s)	GTU Winning Driver(s)
1	Daytona	#98 All American Racers	#36 Erie Scientific Company	#11 Roush Racing	did not participate	#82 Wendy's Race Team
1	Daytona	P. J. Jones Rocky Moran Mark Dismore	John Grooms Frank Jellinek Tim McAdam Jim Downing	Tommy Kendall Robby Gordon Wally Dallenbach Jr. Robbie Buhl	did not participate	Dick Greer Al Bacon Peter Uria Mike Mees
2	Miami	#99 All American Racers	#49 Comptech Racing	#3 Rocketsports Racing	#48 Lindley Racing	#97 Leitzinger Racing
2	Miami	Juan Manuel Fangio II	Parker Johnstone Ruggero Melgrati	Paul Gentilozzi	Les Lindley	Butch Leitzinger
3	Sebring	#99 All American Racers	#49 Comptech Racing	#1 Cunningham Racing	did not participate	#82 Wendy's Race Team
3	Sebring	Juan Manuel Fangio II Andy Wallace	Parker Johnstone Dan Marvin Ruggero Melgrati	Steve Millen Johnny O'Connell John Morton	did not participate	Dick Greer Al Bacon Peter Uria Mike Mees
4	Atlanta	#99 All American Racers	#49 Comptech Racing	did not participate	did not participate	did not participate
4	Atlanta	Juan Manuel Fangio II	Parker Johnstone Dan Marvin	did not participate	did not participate	did not participate
5	Lime Rock	#99 All American Racers	#49 Comptech Racing	did not participate	did not participate	did not participate
5	Lime Rock	Juan Manuel Fangio II	Parker Johnstone Dan Marvin	did not participate	did not participate	did not participate
6	Mid-Ohio	#99 All American Racers	#49 Comptech Racing	#5 Rocketsports Racing	#47 Charles Morgan	#97 Leitzinger Racing
6	Mid-Ohio	Juan Manuel Fangio II	Parker Johnstone Dan Marvin	Darin Brassfield	Charles Morgan	Butch Leitzinger
7	Watkins Glen	#99 All American Racers	#9 Brix Racing	#5 Rocketsports Racing	#48 Lindley Racing	#97 Leitzinger Racing
7	Watkins Glen	Juan Manuel Fangio II	Bob Earl Bob Schader	Darin Brassfield	Les Lindley	Butch Leitzinger
8	Road America	#7 Joest Racing	#49 Comptech Racing	#3 Rocketsports Racing	#47 Charles Morgan	#19 Auberlen Racing Concepts
8	Road America	Manuel Reuter "John Winter"	Parker Johnstone Dan Marvin	Paul Gentilozzi	Charles Morgan	Bill Auberlen
9	Laguna Seca	#98 All American Racers	#49 Comptech Racing	#76 Cunningham Racing	#47 Charles Morgan	#97 Leitzinger Racing
9	Laguna Seca	P. J. Jones	Parker Johnstone Dan Marvin	Johnny O'Connell	Charles Morgan	Butch Leitzinger
10	Portland	#99 All American Racers	#9 Brix Racing	#5 Rocketsports Racing	#17 Garfield's Auto	#97 Leitzinger Racing
10	Portland	Juan Manuel Fangio II	Bob Earl Bob Schader	Darin Brassfield	Joe Pezza	Butch Leitzinger
11	Phoenix	#98 All American Racers	#9 Brix Racing	#5 Rocketsports Racing	#17 Garfield's Auto	#97 Leitzinger Racing
11	Phoenix	P. J. Jones	Price Cobb Bob Schader	Darin Brassfield	Joe Pezza	Butch Leitzinger

Championship standings

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Drivers' Championships

GTP

Pos.	Driver	DAY	MIA	SEB	ATL	LIM	MOH	WGL	ELK	LGA	POR	PHX	Points
1	Juan Manuel Fangio II	4	1	1	1	1	1	1		2	1	2	183
2	P. J. Jones	1	2	3	2	2	2	6		1	2	1	168
3	Giampiero Moretti	3	4	2	6	5	3	4	4		4	4	98
4	Derek Bell	3	4	2	6	5	3	4	4	4	4	4	88
5	John Paul Jr.	3		2		4			2	5	5	7	81
6	Manuel Reuter	7	6	6	5			2	1			3	74
7	"John Winter"	7	6	6	5			2	1			6	50
8	David Tennyson		3	4	4						3		49
9	Price Cobb	2	3							3			47
11	François Migault	DNS		4									41
12	Wayne Taylor		5	7	7	6	4	5	3	6	6	5	39
13	James Weaver	2		DNS									32
14	Mark Dismore	1											28
15	Hugh Fuller			4				3					27
16	Andy Wallace	4		1									25
17	Rocky Moran	1		3									17
18	Charles Slater								5	5	5	7	16
19	Jay Cochran	5		8		3							13
	Bob Wollek	7			3							6	13
	Chris Cord	8		5									13
	Jim Adams	8		5									13
23	Chris Hodgetts							3					12
23	Ronny Meixner				3								12
25	Massimo Sigala	3	9							4			10
26	Jeff Andretti		8	7									9
27	Miroslav Jonak						5						8
31	Raul Boesel		7										4
31	Robs Lamplough									7			4

Colour	Result
Gold	Winner
Silver	Second place
Bronze	Third place
Green	Points classification
Blue	Non-points classification
Blue	Non-classified finish (NC)
Purple	Retired, not classified (Ret)
Red	Did not qualify (DNQ)
Red	Did not pre-qualify (DNPQ)
Black	Disqualified (DSQ)
White	Did not start (DNS)
	Withdrew (WD)
	Race cancelled (C)
Blank	Did not practice (DNP)
	Did not arrive (DNA)
	Excluded (EX)

Bold - Pole position
Italics - Fastest lap

GTP Lights

Pos.	Driver	DAY	MIA	SEB	ATL	LIM	MOH	WGL	ELK	LGA	POR	PHX	Points
1	Parker Johnstone	9	1	1	1	1	1	7	1	1	2	6	168
2	Bob Schader	8	4	2	3		3	1	2	2	1	1	148
3	Dan Marvin	DNS		1	1	1	1	DNS	1	1	2	DNS	145
4	Tim McAdam	1	2	3	2	7	2	5	4	4	6	2	140
5	Jim Downing	1	2	3	2	DNS	2	5	4	4	6	2	139
6	Bob Earl	8	4	2	3	4	3	1	2	2	1		127
7	Mike Sheehan	4		4	4	2		2	3	6	3	3	109
8	Jim Pace				4	2	4	2	3	DNS			62
9	Neil Jamieson	7		5	5		5	3		5	4	4	61
10	Jeff Lapcevich	7		5		3	5				4	4	53
11	Ruggero Melgrati		1	1								7	46
12	John Jones	7		5	5	3		3					45
13	John Grooms	1											28
	Andy Evans	5	3										28
	Charles Morgan	5	3										28
	Miroslav Jonak					5		8	5	3	5	5	28
	Dick Sasser									3	5	5	28
18	Ross Bentley	2											23
19	Price Cobb											1	21
20	Fermín Vélez	3	3										20
	John Marconi	3											20
	Jeremy Dale			2									20
23	Buddy Lazier	4											18
24	Philippe Favre			4									15
25	Butch Hamlet										3	DNS	12
25	Michael Dow											3	12
27	Ed De Long	6	8		7	6	7	4		5			10
	Nick Holmes	6						4					10
	Bobby Brown				7		9	6	6				10
	Ken Parschauer						4						10
31	Anthony Lazzaro	4		4	6								6
	Sam Shalala	4		4	6								6
	John Macaluso	6						6	6				6
	Charles Monk						6						6
	John Higgins						6						6
36	Steve Deeks						8						3

WSC

WSC cars were counted as part of the GTP class for points standings.

Pos.	Driver	MIA	ATL	LIM	MOH	WGL	ELK	LGA	POR	PHX	Points
10	Andy Evans	2	1			1	1		1	1	42
11	François Migault	2	1	1		1		2	1		41
27	Butch Hamlet									2	8
27	Jim Pace									2	8
30	David Rocha									3	6
31	Oliver Kuttner				2		2	1	2		4
34	Brent O'Neill	1			1	2					3

GTS

Pos.	Driver	DAY	MIA	SEB	MOH	WGL	ELK	LGA	POR	PHX	Points
1	Tommy Kendall	1	5	2	3	2	3	2	4	3	132
2	Johnny O'Connell	3	3	1	4	5	5	1	3	2	122
3	Darin Brassfield	DNS	4	4	1	1	6	4	1	1	121
4	Paul Gentilozzi	DNS	1	3	2	6	1	3	5	4	92
5	Steve Millen	3	2	1	5	4					68
6	Scott Pruett			4			2	7	2		45
7	Kent Painter	6		8		3	4				44
8	John Fergus	2		2							43
9	Bruce Trenery	6		8		3					34
10	Robbie Buhl	1									28
10	Wally Dallenbach Jr.	1		DNS							28
12	Daniel Urrutia	5		7							25
13	Jim Stevens	2									23
14	John Morton	3		1							20
15	Bill Cooper	4									18
	Joe Pezza	4									18
	Jon Gooding	4									18
18	Calvin Fish	20		3							17
19	Craig Rubright	5									16
20	Richard McDill	19		5							13
20	Tom Juckette	19		5							13
22	Andy Petery	9		6							11
	John Macaluso			6							11
	Thomas Schweitz	DNS		6							11
25	Gene Whipp	5		7							9
25	Luis Sereix			7							9
27	Andrew Osman	6		8							8
27	R.J. Gottlieb							5			8
29	Dick Downs	7		9							7
	Eddie Sharp			9							7
	Eddie Sharp Jr.			9							7
32	Tommy Riggins	12	6	10							6

GTO

Pos.	Driver	MIA	MOH	WGL	ELK	LGA	POR	PHX	Points
1	Charles Morgan		1	4	1	1	3	2	97
2	Ken Bupp	5	2	5	7	4	2	3	68
3	Joe Pezza	DNS	4	9	2	7	1	1	65
3	Joe Llauget	2	3	7	3	6	4	6	65
5	Les Lindley	1	13	1	9	3	6	4	62
6	Brian DeVries		12	2	6	2	5	8	33
7	Dan Osterholt	3	6	3	8				30
7	Nick Cole	7	5	6	5			7	30
9	Mark Porcaro		7	10	4				14
10	Clay Young			3					12
11	Deborah Gregg	4							10
12	Flip Groggins	6		8					9
13	Casey Mollett	19						5	8
	Peter Uria			5					8
	Chuck Kendall					5			8
16	Gary Smith	8							3
16	Lance Leonelli	12	8					10	3
18	Jim Briody	9							2
	Bill Fuller	DNS	11					9	2
	Robert Rose		9						2
21	Michael Dingman	10							1
21	Chip Boatright		10						1

GTU

Pos.	Driver	DAY	MIA	SEB	MOH	WGL	ELK	LGA	POR	PHX	Points
1	Butch Leitzinger	3	1		1	1	2	1	1	1	155
2	Bob Leitzinger	3	4	5	2	3	2	3	3	4	119
3	Dick Greer	1	8	1	4	5	5	4	4	5	107
4	Bill Auberlen	7	2	7	6	2	1	2	5	3	100
5	Eduardo Dibós	6	3	7	12	4	7	7	2	2	65
6	Peter Uria	1		1			10				53
6	Al Bacon	1		1							53
8	Bill Ferran			2	10	6	6				33
9	Charles Slater	5		2	13	6	10			6	32
10	Reed Kryder	10	DNS	3	7	7	9			7	29
11	Henry Camferdam	8			3	10	3			8	27
12	Anthony Lazzaro	2									23
12	Omar Daniel	2									23
14	Butch Hamlet	5		2							20
15	Henry Taleb	4	6								18
16	Guy Kuster	10		3			9				17
17	Curt Catallo			4							15
	Ernie Lader			4							15
	Haas Fogle			4							15
20	Don Knowles			5							13
21	Jack Lewis	9			8	8	6				12
	Joe Cogbill	9				9	4				12
	Jay Kjoller					9	4				12
24	Mel Butt			6							11
	Ron Zitza			6							11
	Tommy Johnson			6							11
27	Tony Canahuate		5								8
	Eduardo Pellerano				5		8				8
	John Goddard							5	7		8
30	Monte Shelton								6		6
31	Stephen Hynes	9				8					3
32	James O'Connell				9						2

References

↑ "World Sports Racing Prototypes - IMSA 1993". February 1, 2014. Archived from the original on February 1, 2014. Retrieved June 10, 2022.
↑ "1993 Standings | PDF | Car Manufacturers | Auto Racing Organizations". Scribd. Retrieved June 1, 2022.

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[1] "World Sports Racing Prototypes - IMSA 1993". February 1, 2014. Archived from the original on February 1, 2014. Retrieved June 10, 2022.

[2] "1993 Standings | PDF | Car Manufacturers | Auto Racing Organizations". Scribd. Retrieved June 1, 2022.

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