Using TEST track in Speed/Power section,Top speed challange ( have to try them on Sarthe yet):
Nissan Moutl Pitwork: NN = 224 WN=258
Pesc. Playstation C60: NN= 262 WN=285
Viper GTS Oreca: NN= 235 WN=258
Cady CIEN: NN=231 WN=270
Bentley Speed 8: NN=263 WN=298
Panoz Esperante: NN=247 WN=279
Nissan R92CP: NN=260 WN=**** 302mph ***
I'll try them on Sarthe to see what happens, may be able to hit more than 302mph....