Well I've been using this settings for quite a while and i find them Excellent to drive with
Have a try with that see if you like it :P
Overall Effects Strength - 101%
Spring Effect Strength - 101%
Damper Effect Strength - 101%
Enable Centering Spring In Force Feedback Games (Tick)
Centering Spring Strength - 101%
Degrees Of Rotation: 400 Degrees