Formula Gran Turismo Setup Help!

[sittin]

Hey all, so far im using the follow setup for the formula gt car

downforce
F 70
R 90

Gear
top speed 242

LSD
15/45/55

suspension
height
5/5 10/10 for bumpy
spring rate 17.4/17.5
dampers E 8/8
dampers C 6/6
roll bars 7/7

camber angle F 2.0 R 1.0
Toe angle F 0.00 R -0.20

Brake balance 4/1

But im having some problems. One it seems like the front end isnt turning as sharp as i hoped for and the rear likes to kick out alot after the corners.

Can anyone help me solve this problem? Thx in advance