What Happens If You Put 93 Instead Of 87?

Is it better to run 93 instead of 87?

Regular gas is rated at 87 octane in most states, while premium gas is often rated higher at 91 or 93.

Fuel with a higher octane rating can stand up to higher compression before it detonates.

Essentially, the higher the octane rating, the lower the likelihood that detonation happens at the wrong time..

Is it good to put 93 gas in your car?

Higher Octane Doesn’t Mean Better Performance Using a higher octane gasoline will not help clean your engine. … This means that your engine will be cleaned the same by 87 octane fuel as it will by 93 octane fuel, so don’t feel that it’s necessary to treat your car to a higher grade.

Will 93 octane hurt my engine?

The higher octane gives premium gas greater resistance to early fuel ignition, which can result in potential damage, sometimes accompanied by audible engine knocking or pinging. … But if the vehicle manufacturer says your engine needs only 87-octane regular, that is what you should use.

What happens if you put 93 octane in a 87 octane car?

If you usually fill your tank up with 87-octane gasoline and you accidentally put in a higher octane blend (say, 91, 92, or 93), don’t worry. … You may feel a difference in the way the vehicle runs and may notice an improvement in gas mileage, but that’s about all that will happen.

Does high octane fuel clean your engine?

Will higher octane gasoline clean your engine better? No, as a rule, high octane gasoline doesn’t outperform regular octane in preventing engine deposits from forming, in removing them, or in cleaning your car’s engine.

Is it bad to use 93 octane?

If you opt for a higher octane than your manual recommends—say, 89 instead of 87—your car will be perfectly fine, an article on AAMCO’s blog explains. It will not, however, improve your car’s mileage or give it any sort of extra performance boost, according to Car Talk.

Who has the best 93 octane gas?

Costco 93Costco 93, it’s top tier or BP.

Is premium gas really worth it?

Typically, high-performance cars require premium, because their engines have higher compression ratios, while other cars can run just fine on lower octane gas. … The FTC sums it up this way: “In most cases, using a higher octane gasoline than your owner’s manual recommends offers absolutely no benefit.”

Is it OK to mix 87 and 93 gas?

No, you will not damage your engine by mixing different octane fuel. It is still fuel. Say you mixed 2 gallons of 87 octane with 2 gallons of 89 octane and 2 gallons of 93 octane.

What happens if you put 87 instead of 91?

If the octane rating is less than 91, you could damage the engine and may void your vehicle warranty. If heavy knocking is heard when using gasoline rated at 91 octane or higher, the engine needs service.” … Some manufacturers recommend premium gas but say that regular or mid-grade gas can be used instead.

Does premium gas give better mileage?

Premium gives better gas mileage Because premium gas has a higher octane rating than midgrade or regular gas, it produces a little more power when burnt. Designed for performance cars with large, powerful engines, premium also helps minimize the risk of preignition inside highly-stressed, hot engine cylinders.

Does premium gas burn slower?

Octane does not offer any better fuel mileage, increase engine horsepower, or make the engine start quicker. Higher octane only reduces the likelihood of engine knock or ping. … Because higher octane gas burns slower, it is more resistant to knock when subjected to higher RPM and cylinder pressures.

Does 98 octane clean the engine?

There is a 95RON octane rating Unleaded, while Premium Unleaded increases the octane to 98RON and it usually includes additives that can ‘clean’ internal parts of the engine to improve fuel consumption and long-term reliability.

What happens if you mix premium and regular gas?

It probably won’t hurt anything. If your car requires regular gas, the blend will have plenty of octane and detergent and may even run a little better or get a bit better mileage. If the car requires premium, the blend won’t have as much octane as it should. … Older cars may start pinging.

Can low octane fuel cause misfire?

As stated, you run high-octane fuel to help prevent pre-ignition and misfires. Running low-octane fuel in an engine that calls for high octane will not only compromise power and cause a drop in MPG, but it can also damage your engine in some cases.