ZX5 FS2 Help

[Duncan]

I need some help, i am running on a high grip asto turf track and i am getting very bad grip roll. i have mini pins on the rear and mini spike on the front with the outside and inside spikes cut off. the car also feels a bit heavy. i cant get the feeling that i can cane it hard as it always rolls or flips in the corners. car also feels a bit twitchy.