I don't know the track you want to race but this is for sure a good start.
This is the
Nordschleife Lap Times
Leaderboard
for 650PP cars
650PP - RM
05:48.947 - Peugeot 905 RACE CAR '92 - 650PP/RM (
mike_gt3)
05:57.262 - BMW MCLAREN F1 GTR RACE CAR '97 - 650PP/RM (Praiano)
05:57.684 - Mazda 787B '91 - 650PP/RM (
CSLACR)
05:58.303 - GRAN TURISMO FORD GT LM SPEC II TEST CAR- 650PP/RM (
Praiano)
06:00.538 - HONDA WEIDER HSV-010 SUPER GT '11 - 650PP/RM (
Praiano)
06:02.421 - NISSAN GT-R R35 Touring Car - 650PP/RM (
Praiano)
06:05.704 - MERCEDES-BENZ CLK TOURING CAR '00 - 650PP/RM (
Praiano)
06:07.365 - DODGE VIPER GTS-R TEAM ORECA RACE CAR #51 '00 - 650PP/RM (
Praiano)
06:08.603 - NISSAN R390 GT1 ROAD CAR- 650PP/RM (
Praiano)
06:10.749 - Nissan R390 GT1 Race Car - 650PP/RM (
MrGrado)
Enjoy your drive.