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IMSA GT Championship

Official name history

1998	Professional SportsCar Racing Championship
1994–1997	Exxon World Sports Car Championship and Supreme GT Series
1993	Camel GT Championship and Exxon Supreme GT Championship
1991–1992	Camel GT Championship and Exxon Supreme GT Series
1981–1984, 1987, 1989–1990	Camel GT Championship
1979	Winston GT
1972, 1974–1978	Camel GT Challenge
1973	Camel GT
1971, 1980	IMSA GT Series

Statistics

Seasons in database: 28 (1971–1998)
Average number of events per season: 14.2
Longest season: 21 events (1987)
Shortest season: 7 events (1971)

< 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 >

1987 Camel GT Championship

31 Jan–1 Feb	Daytona International Speedway , United States The 25th Annual SunBank 24 at Daytona	The event has ended.
1 Mar	Bicentennial Park Street Circuit , United States 3-Hour Grand Prix of Miami, 3 Hours Proto - 45 Minutes GT	The event has ended.
18–21 Mar	Sebring International Raceway , United States 12 Hours of Sebring Grand Prix of Endurance	The event has ended.
11–12 Apr	Michelin Raceway Road Atlanta , United States Atlanta Journal-Constitution Grand Prix, 500 km Proto	The event has ended.
24–26 Apr	Riverside International Raceway , United States Los Angeles Times Grand Prix of Endurance, 300 km GT - 500 km Proto	The event has ended.
2–3 May	WeatherTech Raceway Laguna Seca , United States The Nissan Monterey Triple Crown, 300 km GT - 300 km Proto	The event has ended.
17 May	Firebird Motorsports Park , United States Arizona 300, 300 km GT	The event has ended.
22–24 May	Lime Rock Park , United States Lime Rock Grand Prix, 150 Laps Proto	The event has ended.
5–7 Jun	Mid-Ohio Sports Car Course , United States Champion Spark Plug Grand Prix, 250 km GT - 500 km Proto	The event has ended.
20–21 Jun	West Palm Beach Street Course , United States Grand Prix of Palm Beach, 2 Hours GTO - 45 Minutes GTU - 3 Hours Proto	The event has ended.
28 Jun	Michelin Raceway Road Atlanta , United States Kuppenheimer GT Challenge, 300 km GT	The event has ended.

3–5 Jul	Watkins Glen International , United States Fourth Annual Cama Continental, 500 km Proto	The event has ended.
11–12 Jul	Summit Point Motorsports Park , United States Mid-Atlantic Toyota Grand Prix, 300 km GT	The event has ended.
26–27 Jul	Portland International Raceway , United States G.I. Joe's Grand Prix, 300 km GT - 300 km Proto	The event has ended.
1–2 Aug	Sonoma Raceway , United States Ford California Grand Prix, 300 km GT - 300 km Proto	The event has ended.
14–16 Aug	Road America , United States Löwenbräu Classic	The event has ended.
5–6 Sep	San Antonio Street Circuit , United States Nissan Grand Prix of San Antonio, 3 Hours Proto	The event has ended.
5–7 Sep	Lime Rock Park , United States 150 Laps GT	The event has ended.
25–27 Sep	Watkins Glen International , United States Kodak Copier 500, 500 km GT	The event has ended.
2–4 Oct	Columbus Motor Speedway , United States Columbus Ford Dealers 500, 300 km Proto - 45 Minutes GT	The event has ended.
24–25 Oct	Del Mar Fairgrounds , United States Camel Grand Prix of Southern California, 1 Hour GTO - 2 Hours Proto - 45 Minutes GTU	The event has ended.