Can you use octane 89 or octane 91 on a 2001 3.8 v 6 firebird?

1. What happens if you use 89 octane instead of 91?
2. Is 89 and 91 octane the same?
3. What happens if you mix 89 and 91 gas?
4. Does 89 octane make a difference?
5. Can I use 89 instead 91?
6. Is it bad to put 89 in a car that takes 87?
7. What is 89 octane gas used for?
8. Is 88 and 89 the same gas?
9. How is 89 octane made?
10. Can I put 89 gas in my car?
11. Can you put 89 gas in a Mercedes?
12. What octane is 89?
13. Does 91 octane make a difference?
14. What happens if you mix premium and regular gas?

What happens if you use 89 octane instead of 91?

If the octane rating is less than 91, you could damage the engine and may void your vehicle warranty. ... They usually warn that using lower-octane gas could reduce performance and fuel economy. When that happens noticeably, or if engine knock occurs, they advise to start using premium.

Is 89 and 91 octane the same?

Gas stations typically carry three octane grades. ... Typically “regular” gas is 87 octane, “midgrade” is 89 octane and over 91 octane is “premium” gasoline.

What happens if you mix 89 and 91 gas?

You get gasoline with the combined octane. If you mix a half tank of 91 octane and a half tank of 89 octane, you end up with a full tank of 90 octane. Unless you are driving a car that requires 93 octane, you won't damage a thing.

Does 89 octane make a difference?

Raising the octane rating (also known as the anti-knock index) doesn't change the energy content of a gallon of gasoline. A higher octane rating indicates greater resistance to knock, the early combustion of the fuel-air mixture that causes cylinder pressure to spike.

Can I use 89 instead 91?

You can look up your car's owner manual, the car manufacturer recommended to use 91 octane fuel for your car, but you can also use the fuel with at least 87 octane or 89 octane. Octane is used to prevent air-fuel mixture from igniting before the spark plug does it.

Is it bad to put 89 in a car that takes 87?

Is it okay to mix 87 octane and 89 octane fuel together in my car? Yes. You will not harm your car by mixing different octane grades of the same gasoline providing your car's engine is designed to run on less than 89 octane fuel and you are not using E85 in a non-E85 compatible engine.

What is 89 octane gas used for?

If you have a modern car with knock sensors and variable spark and/or valve timing, that is designed for this, then 89 can give you a little more power and efficiency than 87 but not as much as premium.

Is 88 and 89 the same gas?

Type of Gasoline

Fuel is considered by grade levels and ranked by octane rating. This octane rating is actually an average, noted below: Regular gas: 87 octane rating, average 85 to 88. Mid-grade or plus gas: 89 octane rating, average 88 to 90.

How is 89 octane made?

89 Octane is essentially just a blend of “regular (87) and Premium (91 or 93 depending on state).

Can I put 89 gas in my car?

Let's start with the easy one. Most cars on the road recommend a standard grade 87 or 89. Premium gas 90-93 is completely okay to put in a standard vehicle. Car experts say there is no risk of damage to a standard car using premium fuel.

Can you put 89 gas in a Mercedes?

All Mercedes-Benz gasoline cars require Premium Unleaded Gas. At a minimum, you should use premium 91 octane gasoline or higher. Avoid using low octane gas such as: ... Plus Midgrade Unleaded Octane 89.

What octane is 89?

Retail gasoline stations in the United States sell three main grades of gasoline based on the octane level: Regular (the lowest octane fuel–generally 87) Midgrade (the middle range octane fuel–generally 89–90) Premium (the highest octane fuel–generally 91–94)

Does 91 octane make a difference?

The main difference with premium is its octane rating — 91 or higher compared with 87 for regular octane. 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.

What happens if you mix premium and regular gas?

You can mix regular and premium gas to get a mid-grade octane. In fact, this is what most pump stations do to get a mid-grade-level octane gas. However, mixing premium and regular in a premium car will reduce efficiency and cause it to lose its power.