Originally Posted by freakasis

well duh, its a rotary. your car gets shit for milage anyway. it has a low compression ratio so cant really take advatage of the ethanol. boost it, (or get high compression rotors) then get it tuned on E10 and you will be faster AND get better milage. youll never wanna go back to E0. plus what year is it? you might wanna upgrade the o2 sensor also.

by the way you dont use 93 octane in that do you?