Originally Posted by JThor
It is really dependent upon the tire. Last year we had three S197's competing locally in RTR. Several different brand tires over the season. Tire pressures were anywhere between 32/30 and 46/42. Otherwise pretty much same cars.
That is a good point. I'm running the Dunlop Direzza ZII's this year. For the last two seasons I ran the Yokohama ADVAN Neova AD08. So both were extreme summer tires.