What is flex fuel gas?

What is flex fuel gas?

E85 (or flex fuel) is a term that refers to high-level ethanol-gasoline blends containing 51% to 83% ethanol, depending on geography and season (see Fuel Properties and E85 Flex Fuel Specification). ... Other than lower miles per gallon, motorists driving FFVs will see little difference when using E85 versus gasoline.

Is flex fuel good or bad?

E85 is actually safer for your engine than regular gasoline is. E85 flex fuel not only powers your engine but also cleans your engine, fuel lines, and fuel injectors. That's because E85 contains a high amount of ethanol, up to 83%. ... It clears the engine, fuel lines, and fuel injectors of deposits.

What does flex fuel do to a regular engine?

The use of flex fuel does not harm an engine that is designed to use it. Engine performance is the same when using flex fuel or regular gasoline. A car running on flex fuel does get fewer miles per gallon because ethanol does not contain as much energy as gasoline.

Is flex fuel regular gas?

The flex-fuel designation generally means you can put E85 gasoline or regular unleaded gas in your vehicle.

Can I put 93 in a flex-fuel car?

Yes, you can mix them. It doesn't matter. If you have a flex-fuel vehicle you can use any mix of gasoline and alcohol up to 85%. Chances are you don't need to use the 93 octane fuel.

Is flex-fuel cheaper than regular gas?

E85 is much cheaper than regular gasoline. ... This makes E85 32% cheaper than gasoline. So when you factor in the cost of E85 and the mileage it yields, the cost for E85 is less than gasoline. Even in the worst-case scenario, when E85 reduces your mileage by 25%, you can save about 7% on fuel.

How much does flex-fuel cost?

The Kiplinger Agriculture Letter reports that E85 is $2.35 to $2.70 per gallon at filling stations in the Midwest. The national average price is $2.77, according to E85Prices.com. The average price of a gallon of gas is about $3.54, according to AAA.

Will flex-fuel damage my engine?

More than once, individuals have inadvertently put flex-fuel into their gasoline vehicle. While this isn't ideal and can impact the vehicle's ability to operate smoothly, in most cases, no long-term damage is done.

Which gas is better 87 89 or 93?

Regular gas is rated at 87 octane in most states, while premium gas is often rated higher at 91 or 93. ... Essentially, the higher the octane rating, the lower the likelihood that detonation happens at the wrong time. On occasion, this occurrence will likely not harm your vehicle.

Can I use 87 instead of E85?

You may use non-ethanol gas (87 octane regular fuel) in your E85 vehicle. You will experience better gas mileage than using E85 in your E85 vehicle. You may not use E85 in a non-flex fuel (E85) engine. Your engine will run horribly and you may damage seals in the fuel system.

Is flex fuel good or bad?

• Gas mileage decrease. One of the bad things that happens with ethanol is that your mileage will actually decrease. The New York Times stated that E10 gasoline, which is the gas we use in America, actually gives you 2-3 miles per gallon less than gasoline. E85 is a flex-fuel with 85% ethanol loses 7-8 miles per gallon.

What cars have flex fuel?

• A flex fuel vehicle is one with an engine that is capable of running on a varied mixture of fuels, typically gasoline and ethanol. Vehicles with multiple fuel systems — such as might run on hydrogen cells and gasoline, for instance — are called bi-fuel or dual fuel vehicles.

What is the purpose of flex fuel?

• flex fuel. flex-fuel. Capable of operating by combining gasoline and other fuels or by alternating between them: a flex-fuel engine; a flex-fuel car.

What are the benefits of flex fuel?

• Tax benefit. Another significant advantage of driving a flex fuel vehicle is the flex fuel tax credit which replaced the clean-fuel burning deduction. This tax credit substantially reduces and may even eliminate a taxpayer's tax obligation.