7 Best Fuel Stabilizer For Generator : [2021 Recommended]

best fuel stabilizer

Have you been using your generator for a while and noticed that it’s not running as well as it used to?

Adding a fuel stabilizer for generator will prevent water molecules from sticking to the gasoline or diesel, which means you can run it for longer without worrying about rusting components or shortening its life.

In this article, we examine the top 7 best fuel stabilizers that will extend the lifetime of your generator and explain how to choose one of them before purchasing, along with some related facts and faqs.

STA-BIL Fuel Stabilizer, 32 oz (22214)

Yamaha Fuel Stabilizer ACC-FSTAB-PL-32

Star Tron Fuel Stabilizer, 16 Oz Treats 256 Gallons

Here are the 7 Best Fuel Stabilizer for Generator

A fuel stabilizer for the generator is a product that helps to prevent your generator from ruin. In order to choose a good one, you need to know what features or qualities make a good fuel stabilizer for a generator.

1. STA-BIL Fuel Stabilizer, 32 oz (22214)

STA-BIL Fuel Stabilizer enhances the durability of your fuel storage situations. Whether you are storing gas intended for your generator or any other equipment, STA-BIL Storage will keep it safe and sound.

STA-BIL 22214 fuel stabilizer is effective on a wide range of gasoline blends including ethanol, treats up to 80 gallons of fuel, has a highly dependable shelf life that can last up to two years, and dissolves gum and varnish build-up.

This item is perfect for storing any and all equipment you plan to store including gasoline-powered engines, bulk storage tanks, boats, generators, and collector cars. For best results, you will need to use STA-BIL Storage as often as possible.

Make sure to treat the gas around which the equipment is stored as well as adding it to your machine directly.

To add to your equipment, add 1 oz. of STA-BIL 22214 fuel stabilizer for every 2½ gallons of fuel and run the engine till it stops then change the oil and filter.

STA-BIL 22214 fuel stabilizer will keep your fuel safe while allowing quick, easy starts every time. By using the proper fuel stabilizer you can avoid having your equipment rust and stop working.

Highlighted Features:

  • The container keeps fuel fresh for 24 months when storing it
  • Treats up to 80 gallons of fuel
  • Eliminates the need to drain fuel before storage
  • Provides quick, easy access after storage
  • Dissolves gum and varnish build-up
  • Effective in all gasoline, including Ethanol blends

2. STA-BIL 360 (22240) Marine Fuel Stabilizer, 32 fl. oz.

STA-BIL 360 Marine Fuel Stabilizer, 32 fl. oz. is an easy way to make sure your gas lasts longer and the gas in your generator stays good for years. You can’t stop Mother Nature, but you can stop corrosion and protect the fuel in your tank.

It works like magic by stopping water molecules from sticking to gasoline, which would otherwise wreck both the straight engine components as well as any gasoline system it touches (such as fuel injectors).

You can rest assured that you’ll be able to run your generator for an extended period of time without worrying that it will become rusty or short-lived thanks to this additive.

The STA-BIL fuel stabilizer is the right choice for generators as it is specifically engineered to resist corrosion from ethanol-blended gasoline commonly found in marine engines.

This includes preventing rust and corrosion in the fuel system as well as both hard and soft gaskets. You’ll get amazing results that will increase power and decrease wear and tear.

Highlighted Features:

  • Prevents corrosion
  • Treats up to 320 Gallons, 32 fl. oz. (22240)
  • Reduces damage caused by ethanol-blended fuels
  • Cleaning fuel systems and improving performance
  • The leading ethanol treatment in America

3. Star Tron Fuel Stabilizer, 16 Oz Treats 256 Gallons

Star Tron Fuel Stabilizer, a multifunctional fuel additive, uses unique enzyme technology. It helps all engines start quickly and run smoothly even after using ethanol-blended fuel.

It prevents and treats ethanol problems by breaking down excess water, sludge, and sub-micron sizes. It contains a corrosion inhibitor and pump lubricant.

It can be safely burned as part of normal engine operation. This results in better combustion, greater performance, lower emissions, and more reliable operation.

Star Tron Fuel Stabilizer can be used on all engines, has no effect on oxygen sensors, and will not overdose.

Star Tron will remove performance-robbing varnish and gum deposits. It will also modify how fuel burns, resulting in more complete combustion, improved efficiencies, lower emissions, and reliable operation.

Star Tron can be mixed with fuel to prevent phase separation. It will work for as long as two years. This concentrated formula is safe and economical for small and large engines.

Highlighted Features:

  • Rejuvenates gas that is old
  • Stabilizes fuel for at least 2 years
  • Easily starts and runs engines
  • Efficient and reduces emissions
  • Prevents fuel phase separation

4. Yamaha Fuel Stabilizer ACC-FSTAB-PL-32

Yamaha Fuel Stabilizer is perfect for protecting engines against fuel-related problems like corrosion, gum and varnish deposits, fuel oxidation, etc. It only takes 1 oz of this product to treat 3 gallons of gas.

This can even be used on non-ethanol fuel, so you don’t need to worry about that. The fuel treatment works on the fuel economy in your generator so it remains fresh for a longer period of time.

This can be done by adding a stabilizer to the gas so it remains fresh for a longer period of time. The fuel stabilizer protects your generator against fuel-related problems.

The fuel additive will prevent water molecules from sticking to the gasoline, which means you can run it for longer without worrying about rusting components or shortening the life of the generator.

It keeps fuel fresh and usable even when stored for a long period of time for up to a year. You don’t need to drain fuel from the fuel tank. This is not a requirement if you use this particular product.

Highlighted Features:

  • Alcohol-free
  • Works with non-ethanol fuels
  • Protects against corrosion
  • Dissolves gum and varnish
  • Keeps fuel fresh for up to 1 year
  • Does not require draining the fuel tank

5. ‎STA-BIL (22254) Best Diesel Fuel Stabilizer

The ‎STA-BIL Best Diesel Fuel Stabilizer is a very effective fuel treatment for diesel engines. The fuel additive will improve the performance of the generator and keep it in better condition than if you didn’t use it.

This fuel treatment also prevents sludging in the engine which saves time and money on repairs, plus this fuel stabilizer is so easy to install you can do it with just one hand just shake.

The fuel treatment is made in the USA and has a patented fuel treatment technology that prevents fuel problems, plus it’s safe to use in all diesel engines.

This fuel treatment also keeps the fuel fresh for up to 12 months, so you don’t have to worry about getting bad fuel from the fuel station.

This fuel treatment is designed to work in hot and cold climates as well as increase fuel economy stability.

The fuel stabilizer will prevent fuel from oxidizing and keep you running smoothly for the long haul. Sta-Bil best fuel stabilizer is designed to be added with every fill-up of your generator.

Highlighted Features:

  • Made in the USA
  • Suitable for all diesel engines
  • Keeps the fuel fresh for up to 12 months
  • Prevents sludging and sediment formation in the engine
  • Clean lubricates the fuel injectors to ensure better performance

6. Lucas Fuel Stabilizer (10303)

Fuel Stabilizer is an essential component of any generator’s fuel system to help with fuel tank and longevity, but it is particularly important for those who will be storing their generator for extended periods of time.

The fuel treatment will help minimize fuel corrosion and entire fuel system component wear, optimizing generator fuel economy and performance.

It will also prevent fuel gelling or waxing in sub-zero temperatures, allowing for quick and easy starts every time.

This easy-to-use formula is pre-diluted with an advanced fuel stabilizer additive for superior fuel stability in 2 and 4 cycle gasoline engines.

Adding Lucas Fuel Stabilizer to your gasoline can also protect against rusting, molecular composition changes, and the growth of bacteria in the gas tank.

By preventing this bacteria growth, it can also prevent the formation of sludge deposits.

But adding a stabilizer to your generator’s gas is just one step you need to take for storage. Make sure to follow the instructions on the label of whatever stabilizer you choose to use.

Highlighted Features:

  • Easy to use
  • One ounce treats one gallon
  • Safety for all types of gasoline and 2- or 4-cycle engines
  • Reduces fuel corrosion and fuel system component wear
  • Maintains fuel pumps, carburetors, fuel injectors, and compression rings

7. Ethanol Shield Fuel Stabilizer (1-024-1)

Ethanol Shield Fuel Stabilizer is specially formulated for generators and other gasoline engines, which includes an engine with two or more strokes.

The fuel contains ethanol additives to stabilize gas for up to 3 years. This fuel stabilizer provides year-round fuel economy protection, fuel stability, and easy engine starting.

It eliminates corrosion, removes water, protects fuel cells from any radiation degradation, and lubricates the top ends of various engines.

Ethanol fuel stabilizer is up to 25X more effective than leading competitors. During all seasons, it is always fueled stable, fuel fresh, and it is easy to start the engine.

Combats ethanol fuel system problems such as water in the fuel or lost power during storage. Ethanol Shield Fuel Stabilizer is made with a new military specification formula that provides a protection level that has not been offered to the general public.

All metal anticorrosive packages are rated at level 3 top of the line by ASTM NACE standards.

Highlighted Features:

  • Full military specification formula
  • 2 and 4 stroke ethanol engine chemical solutions
  • Fuel stability and ease of starting year-round
  • Corrosion, water, and radiation are eliminated

Keep your generator running on fresh fuel with these 7 best fuel stabilizers. The selection of a fuel stabilizer is still important since without a proper stabilizer it is possible that your generator will be damaged in the future.


How to Choose a Fuel Stabilizer for a Generator?

keep your fuel fresh

There are many fuel stabilizers on the market, and it can be difficult to find one that is perfect for your needs. But don’t worry.

By following these simple guidelines, you’ll be able to choose the best fuel stabilizer for the generator in no time at all.

Storage Capacity

Figure out how much gasoline you’ll need and buy a stabilizer accordingly. A good rule of thumb is to only fill the generator with as much fuel system as it can run through in one hour.

Acceleration

If you need your generator to start quickly, find a stabilizer that will help the engine heat up faster.

Multi-function

fuel tank stabilizer

If you need to store your generator for the long term, choose a stabilizer that will have multiple uses.

Fuel Type

Make sure to purchase a fuel stabilizer that is compatible with either gasoline or diesel fuel.

Performance

Find a fuel stabilizer that will prevent corrosion, stabilize the gas for up to one year, and help you avoid any engine problems.

Compatibility

You should consider making sure the fuel stabilizer is compatible with your generator.

Not all generators have the same make and model, some will be able to tolerate certain chemicals more than others. There are also versatile dual-fuel generators, you should be careful while using fuel stabilizer properly.

Brand

The brand isn’t necessarily the most important factor, but you should pay attention to what people say about a brand before you make your purchase.

Bottle Size

You’ll want to find a fuel stabilizer that is compatible with your fuel tank needs. Pick a bottle that is large enough to hold all the fuel you’ll need.

Stabilization Time

pri fuel stabilizer

Before you make your purchase, you should figure out how long the stabilizer needs to be in contact with the gasoline.

Different chemicals need different amounts of time to work.

Ease of Use

Try to find a fuel stabilizer that you can use as soon as you buy it. Most generators have a small tank, and won’t need too much time before you can start them up.

Price

Last but not least, you should pay attention to the price of each stabilizer and compare it with other brands. You’ll want to find a fuel stabilizer that is affordable for your needs.

Other Things to Consider in the Purchase of a Fuel Stabilizer

stabilizer for fuel impurities

Ideally, you should pay special attention to the fuel stabilizer when you are storing your generator for a long period of time. Follow a few other considerations:

Winter Formula

When the temperature is dropping, you may need to switch to a winter formula. This is generally more expensive than the regular version, but it will provide superior protection against freezing.

Length of Time Storage

For long-term storage, you should consider buying a stabilizer that will protect the gasoline for up to one year. If your generator is in storage less than that, then any fuel stabilizer is fine.

EPA Registration

If you find yourself stuck in red tape, don’t worry. The best fuel stabilizers on the market are approved by the EPA and won’t cause you any inconvenience.

Alcohol-Free Formula

For those that are concerned with the environment, you should purchase an alcohol-free formula. Alcohol tends to evaporate quickly and could damage components of your generator.

Types of Fuel Stabilizers That Keep Fuel Fresh

stabilizer for fuel line

There are different types of fuel stabilizers work that you can purchase depending on your needs. There are two main types:

1. Storage Fuel Stabilizer

They are designed for long-term storage. They help prevent any engine problems and stop corrosion from damaging the engine in your generator.

The best part about storage stabilizers is that they keep your gasoline fresh for over a year, which means you won’t have to worry about stale fuel ruining the generator.

2. Performance Fuel Stabilizer

They are designed to help the engine start quickly by heating up faster. They also work well at preventing corrosion, but they won’t necessarily keep your gasoline fresh for over a year.

The best part about performance stabilizers is that they’re perfect for generators that need to run within an hour or two as soon as you use them.

In addition, there are also 2 types of fuel stabilizers based on fuel types:

1. Gasoline Fuel Stabilizer

Gasoline stabilizers are designed to work with gasoline generators. They prevent corrosion and keep the engine fresh by preventing the growth of water in the generator’s gas tank. A gas tank is a big reservoir where all the gasoline is stored.

2. Diesel Fuel Stabilizer

Diesel stabilizers are designed to work with diesel fuel generators, but also work well with a gasoline engine that needs a longer-term storage solution.

Why are Fuel Stabilizers So Important?

keeping gasoline stable stabilizer

It’s very important to use fuel stabilizers on your generator if you want to keep it running for longer. It also provides:

Fuel Savings

Fuel stabilizer maintains the fuel efficiency of your generator, so it will use less fuel than other generators.

Cold Start Elimination

The fuel stabilizer will eliminate the cold-start problems that you may experience with your generator during the winter months.

Fuel System Cleaning

Not only will stable fuel help prevent rust and corrosion in your generator, but they also work for a max clean fuel system, so there’s nothing impeding performance.

Improved Fuel Efficiency

When you use a fuel stabilizer, it will improve the performance of your generator.

Overall, that’s why you should always use a fuel stabilizer on your generator. They help to fuel stabilization to eliminate common problems, provide better performance, and can be used as a fuel system cleaner.

FAQs

The following frequently asked questions & answers can help you make an informed decision about fuel stabilizers:

1. When Should a Generator Use Fuel Stabilizer?

A generator should use fuel stabilization when it hasn’t been used in a long time and avoid carburetor clogging. They should ideally be used when you’re going to store your generator for more than a month.

2. How Much Fuel Stabilizer to Use in Generator?

fuel stable stabilizer

The amount of fuel stabilizer you use will depend on the type and size of your generator. However, a good rule of thumb is to add a stabilizer to your generator as recommended on the label.

3. Can I Use a Fuel Stabilizer All the Time Honda Generator?

Yes, you can use a fuel stabilizer all the time because it’s a good idea to add it when you’re using your generator but not more than 10% ethanol-gasoline mix.

If you’re constantly using the generator with ethanol-based gasoline, then it’s advisable to use an additive designed for regular fuel use.

4. Will Fuel Stabilizer Hurt My Car or Generator?

Stabilizers aren’t going to hurt your car or generator, but they may not provide the desired results. If you want a longer-term storage solution, then a diesel fuel stabilizer will work best.

But too much fuel stabilizer is never a bad thing, just make sure you don’t overdose the generator.

5. Is Gas Treatment the Same as Fuel Stabilizer?

Gas treatment is an additive that you put in your gas tank while you’re filling up, but they’re not exactly the same thing. Gas treatment is designed to provide a quick fix for problems related to dirty fuel or worn out on a regular basis.

6. Can Old Gas be Stabilized with a Fuel Stabilizer?

Yes, you can add a stabilizer to old gasoline in your generator because it doesn’t matter how bad the quality is.

The fuel stabilizer works by preventing rust and corrosion, so it’s going to make sure you can still use your generator for as long as possible.

Final Words

Fuel stabilizers are important for your generator because they allow you to keep it running longer and prevent any rust or corrosion from happening.

That’s why we recommend fuel stabilizers, and the best kind to get is one that’s designed for gasoline or diesel generators.

7 Best Fuel Stabilizer For Generator : [2021 Recommended]

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