Originally Posted by BuraQ
No specific reason other than when I get to the track I already have 93 octane in the tank and then add some 100 octane on site to raise the octane level before pushing the car.
Never got a change to runs straight race gas
Looking at the log you posted, and seeing how aggressive the tune is, i would love to see some logs on 93 pump gas. I would wager you having timing corrections out the yin-yang.