Fuel Pump Calculator E85. Use our calculator below to see just how much you can save by burning e85 instead of high octane gasoline. The way to do this is to do some simple math.
E15 would give more miles per dollar when less than $3.319; The 1.47 number represents the difference between the stoiciometric fuel ratio of gasoline and e85. This calculator also makes the following assumptions:
That saves $14 for 20 gallons of fuel. E85 gallons gasoline gallons final ethanol % this calculates what blend of gasoline and e85 you need in order to get the right ethanol content in your tank. E85 ethanol content material can range.
Injectors pumps pump modules rails regulators filtration. Now that you have the “magical” factor and your base injector size, do the math. Step 1 enter retail fuel prices from e85prices.com you can use the national averages or find actual prices from a station near you!
You can use your octane value (like ron), the answer will be in your octane value. In california, our overpriced pump premium sells for roughly $3.60 per gallon while e85 sells for $2.20. Gas pump icon from fatcow.
We built a simple excel spread sheet to calculate stoich afr with different amounts of alcohol. The inputs are, in order of appearance: Variations such as natural aspirated, turbo or supercharged, or specific type of gasoline, can be used.
The equivalent octane of e85 can be from 105 to 109 or so. If you are running a specific ethanol content this calculator is for you. The addition of a peak & hold driver box to any ecu allows ultimate control of low impedance fuel injectors.
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