ok so i have forza motorsport, and im using the skyline r34 as a time attack car for tsukuba,so far my best time is 54 seconds i believe, i need help with some suspension set up, im not sure what to do with the rebound and what not...i stiffened the springs, lowered it all the way, stiffened the sway bars a bit ..it has 500 close to 600 horsepower..any help?