Originally Posted by Sleighty

Hi, I changed the rear diff to the small shim configuration last week (amongst some other small setup changes) and the car became totally undriveable with bad snap throttle off oversteer on corner entry. I previously ran a diff set up of 5k and large kit washer and moved to 7k with small shims. Has anyone else had these sort of issues when moving to small diff shims? Is the 2k uplift in fluid enough? During the race meeting I changed back many of my other setup changes which didn't solve the issue but I didn't have time to rebuild the diff back to original configuration.

Anyone have any input or things to try? I'm on ETS black carpet.