1999 Nissan R391 LMP

 
High downforce configuration:

Downforce:
2672 lbs. @ 150 mph, with 763 lbs. of drag
3846 lbs. @ 180 mph, with 1099 lbs. of drag
4750 lbs. @ 200 mph, with 1357 lbs. of drag

Lift-to-drag ratio: 3.5:1

A Low downforce configuration:

Downforce:
1686 lbs. @ 150 mph, with 675 lbs. of drag
2430 lbs. @ 180 mph, with 972 lbs. of drag
3000 lbs. @ 200 mph, with 1200 lbs. of drag

Lift-to-drag ratio: 2.5:1

Reference: Race Tech Magazine

©Copyright 2004, Michael J. Fuller