thinking of runing e85 i have a cheetah 485 with shear big bore pipes and pwk 39 at sea level im jetted right now 52/148 mains. only thinking of doining it beacause race gas cost to much. i heard to go up on the mains by at least 30% do i leave the pilot the same?also do i have to convert the carbs for alky ? thanks ahed for any help