Oldsmobile Cutlass IMSA GTS-1 specs

Track	Time
Homestead-Miami Speedway road course	1:29.83
Brainerd International Raceway (1968-2007)	1:35.49
Canadian Tire Motorsport Park	1:20.03
Daytona Road Course (1984 - 2002)	1:44.44
Daytona Road Course (post 2002)	1:53.54
Detroit street circuit (1983-1991)	2:01.07
Grand Prix du Mardi Gras (1992-1995)	1:10.11
Grand Prix of Cleveland (1982-1989)	1:19.27
Laguna Seca (post 1988)	1:24.28
Las Vegas Motor Speedway Short Road Course (3.1 km)	1:16.60
Lime Rock Park	0:53.20
Long Beach Grand Prix Circuit (1984–1991)	1:17.68
Meadowlands (1988–1991)	0:46.04
Mid-Ohio Sports Car Course (1963-1989)	1:29.33
Moosehead Grand Prix (Halifax)	1:09.65
Niagara Falls Street Circuit	1:24.35
Phoenix Raceway Race Course (1991-2011)	0:58.98
Pikes Peak International Raceway Road Course	0:58.72
Portland International Raceway (1992-2007)	1:13.92
Reunion Arena (Dallas street circuit)	0:58.56
Road America	2:05.69 w
Road Atlanta (1970-1997)	1:16.67
Sebring International Raceway (1991-1995)	2:02.22
Sebring International Raceway (1996-1998)	2:08.53
Sonoma (1968-1997)	1:33.18
St Petersburg Street Circuit	1:22.58
Texas World Speedway Short	0:59.00
Watkins Glen	1:49.34

Engine type	V8
Displacement	5.1 l (310 ci / 5080 cc)
Power	608 ps (600 bhp / 447 kw)
Torque	850 Nm (627 lb-ft)
Power / liter	120 ps (118 hp)
Power / weight	541 ps (533 bhp) / t
Torque / weight	756 Nm (557 lb-ft) / t
Transmission	5 speed manual
Layout	front engine, rear wheel drive

Race	#	Driver	Time	Gap
1988 IMSA GT Championship Brainerd	1st	Irv Hoerr	1:35.49	-
1988 IMSA GT Championship Mid-Ohio	1st	Irv Hoerr	1:29.33	-
1988 IMSA GT Championship Road America	2nd	Mike Ciasulli	2:13.01	+1.5
2023 Daytona Historics Group 8/9	2nd	Jim King	1:53.54	+0.1
1988 IMSA GT Championship Cleveland	2nd	Irv Hoerr	1:19.27	+0.3
1988 IMSA GT Championship Lime Rock	2nd	Irv Hoerr	0:53.20	+0.4
1988 IMSA GT Championship Sears Point	2nd	Irv Hoerr	1:35.44	+0.1
1988 IMSA GT Championship Mosport	3rd	Irv Hoerr	1:21.19	+0.3
1988 IMSA GT Championship Long Beach	3rd	Irv Hoerr	1:17.68	+1.0
1988 IMSA GT Championship Niagara Falls	4th	Irv Hoerr	1:24.35	+2.1
1988 IMSA GT Championship Road America	5th	Irv Hoerr	2:13.73	+2.2
1988 IMSA GT Championship St. Petersburg	5th	Irv Hoerr	1:22.58	+1.6
1995 Halifax 3 Hours	6th	Irv Hoerr	1:09.65	+4.4
1988 IMSA GT Championship Long Beach	6th	Paul Gentilozzi	1:18.71	+2.0
1988 IMSA GT Championship Meadowlands	6th	Irv Hoerr	0:46.04	+0.3
1988 IMSA GT Championship Dallas	6th	Paul Gentilozzi	0:58.56	+1.4
1995 1 h 45 min New Orleans	6th	Irv Hoerr	1:10.11	+2.2
1988 IMSA GT Championship Detroit	7th	Paul Gentilozzi	2:01.07	+2.6
1994 24 Hours of Daytona	7th	Mark Dismore	1:54.65 w	+7.9
1994 Watkins Glen 3 Hours	7th	Irv Hoerr	1:49.34	+5.9