what i mean is: fore exaple, a corvette with the handling of a tuner and viceversa a tuner with the acceleration of a vette "hexing" is entring the progr files & change the performance slightly get it????
I can help you do it without hexing.
Simply, to add more traction to a car, give grip wheels, understeer suspension, and for muscles, it's a good idea for full rear bias. For others, use a rear bias option, which is close to the standard