Mulsanne's Corner Race Car Aerodynamics Database: 1990 Jaguar XJR-12

1990 Jaguar XJR-12

Reference: Alastair Macqueen
Jaguar XJR-9, Daytona testing 1987, Lee Self Sprint configuration:

Downforce:
3386 lbs. @ 150 mph, with 788 lbs. of drag
4876 lbs. @ 180 mph, with 1134 lbs. of drag
6020 lbs. @ 200 mph, with 1400 lbs. of drag
Lift-to-drag ratio: 4.30:1

Daytona configuration:

Downforce:
2526 lbs. @ 150 mph, with 626 lbs. of drag
3637 lbs. @ 180 mph, with 901 lbs. of drag
4490 lbs. @ 200 mph, with 1112 lbs. of drag
Lift-to-drag ratio: 4.04:1
Le Mans configuration:

Downforce:
2178 lbs. @ 150 mph, with 556 lbs. of drag
3136 lbs. @ 180 mph, with 800 lbs. of drag
3872 lbs. @ 200 mph, with 988 lbs. of drag
Lift-to-drag ratio: 3.92:1
Aero. Balance @ 200 mph:
F: 1471 lbs. (38.0%)
R: 2401 lbs.

	Sprint configuration: Downforce: 3386 lbs. @ 150 mph, with 788 lbs. of drag 4876 lbs. @ 180 mph, with 1134 lbs. of drag 6020 lbs. @ 200 mph, with 1400 lbs. of drag Lift-to-drag ratio: 4.30:1
	Daytona configuration: Downforce: 2526 lbs. @ 150 mph, with 626 lbs. of drag 3637 lbs. @ 180 mph, with 901 lbs. of drag 4490 lbs. @ 200 mph, with 1112 lbs. of drag Lift-to-drag ratio: 4.04:1
	Le Mans configuration: Downforce: 2178 lbs. @ 150 mph, with 556 lbs. of drag 3136 lbs. @ 180 mph, with 800 lbs. of drag 3872 lbs. @ 200 mph, with 988 lbs. of drag Lift-to-drag ratio: 3.92:1 Aero. Balance @ 200 mph: F: 1471 lbs. (38.0%) R: 2401 lbs.