Originally Posted by vasillalov
To get 14 gallons of E30, one needs to blend 4 gallons of E85 and 10 gallons of AKI 93 fuel. This will end up achieving 14 gallons of E31 and the AKI rating would be 93.3 which is just 0.3 bump in AKI from what you normally get out of the pump
If you ignore all the data and just look at the real word results, do you think COBB would get a 40+hp delta by adding an .3 in effective octane or close to 80+hp running straight E85? (using Procede FBO car 380rwhp VS. Procede Flexfuel set up 453rwhp as the example) Clearly there is more to it.