Quote:
Originally Posted by 6MTE92
2 gallons of E85 mixed with 14 gallons of 93 would yield 94.5 octane. That should be plenty to keep your car running strong on S1 Aggressive mapping. Any higher concentration of E85 will have negigable gains.
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1st part is right, the bolded stuff isn't -- As of right now we're good to mix up to 25% (4 gallons). Piggy's are running 50:50 blends so there's no diminished impact of E85 until you start putting in more than 8 gallons, we just need for COBB to integrate E85 fueling to capitalize on those gains
