Best Motorcycle Gas Tank Sealer (2024 Updated)

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As a motorcycle owner, you understand the importance of keeping your gas tank in top condition. However, over time, your tank may develop leaks or rust, leading to potential safety hazards and decreased performance. Fortunately, the best motorcycle gas tank sealer can help you restore your tank's integrity and extend its lifespan.

Before you start shopping for a gas tank sealer, there are a few key points you should keep in mind. First, consider the type of sealer you need. Some are designed for small leaks, while others can handle larger holes or extensive rust damage. Second, think about the application process. Some sealers require extensive prep work, while others are simple to apply. Third, consider the drying time and cure time of the sealer. Some sealers may take longer to cure, which could impact the time it takes to get your motorcycle back on the road.

Fourth, think about the durability of the sealer. You want a product that will provide long-lasting protection and prevent future rust or leaks. Finally, consider the brand reputation and customer reviews. Look for a product with positive reviews and a track record of success.

In summary, when looking for the best motorcycle gas tank sealer, consider the type of sealer, application process, drying and cure time, durability, and brand reputation. By taking these factors into account, you can find a high-quality sealer that will protect your tank and keep your motorcycle running smoothly for years to come.

10 Best Motorcycle Gas Tank Sealer

1. Por-15 Motorcycle Fuel Tank Repair Kit: Seal Small Gas Tanks, Stop Rust & Corrosion, And Resist Fuel Leaks With Superior Strength.

The POR-15 Motorcycle Fuel Tank Repair Kit is an all-in-one solution for sealing small gas tanks, preventing rust, corrosion, and sealing pinhole leaks. This kit is designed to repair fuel tanks on bikes, recreational vehicles, snowmobiles, outboards, generators, and more, up to 12.5 gallons.

The fuel tank repair kit includes a Cleaner Degreaser to remove gum, sludge, and varnish, Metal Prep to remove rust and prepare the tank for sealer, and Fuel Tank Sealer which creates a permanently sealed tank. The detailed instructions provided with the kit make the restoration process easy.

The fuel tank sealer in the kit is specially designed to be impervious to all additives and fuels, including stage II fuels with a higher alcohol content. It has superior strength and fuel resistance, ensuring a long-lasting repair.

It is important to note that the fuel tank sealer does not adhere well to plastic. If the fuel tank contains plastic components, they should be removed before applying the sealer.

POR-15 is committed to providing the ultimate rust prevention solutions. The company is trusted by DIY enthusiasts and professionals alike for their unbeatable 3-step stop rust system. Quality control and excellent customer service are top priorities for POR-15. If customers are not satisfied with the product, the company will do everything possible to make it right.

Overall, the POR-15 Motorcycle Fuel Tank Repair Kit is an excellent choice for anyone looking to repair and restore their small gas tank. With its all-in-one solution, superior strength and fuel resistance, and commitment to quality, this kit is a reliable choice for any fuel tank repair project.

2. Kbs Coatings 52000 Cycle Tank Sealer Kit, Complete Kit – Seals Up To 5 Gallon Tank

The KBS Coatings 52000 Cycle Tank Sealer Kit is a complete solution for sealing motorcycle tanks that hold up to five gallons. This kit includes KBS Klean, Rust Blast, and Tank Sealer, which are all necessary for the tank sealing process.

The KBS Klean is used to clean the inside of the tank and remove any dirt, grime, or previous sealant. Rust Blast is then used to remove any rust and prepare the surface for sealing. Finally, Tank Sealer is used to permanently seal any pinholes or weld seams in the tank.

Once the tank is sealed, it becomes impervious to all modern-day fuels, alcohol additives, and most solvents. This makes it particularly useful for motorcycles that are exposed to harsh weather conditions and require a durable sealant.

The KBS Coatings 52000 Cycle Tank Sealer Kit is designed to provide a long-lasting solution, ensuring that your motorcycle tank remains sealed for years to come. The kit comes with all the necessary components, making it easy for users to seal their tanks without needing to purchase additional products.

The flash point of the KBS Coatings 52000 Cycle Tank Sealer Kit is 40.0 degrees Celsius, which means that it is safe to use and handle. The product is also easy to apply and cures quickly, allowing users to use their motorcycles soon after sealing the tank.

Overall, the KBS Coatings 52000 Cycle Tank Sealer Kit is a reliable and practical solution for sealing motorcycle tanks of up to five gallons. It is an excellent investment for motorcycle enthusiasts who want to ensure that their bikes are well-maintained and protected against harsh weather conditions.

3. Eastwood Steel Aluminum Fiberglass Gas Diesel Tank Motorcycles Sealer Kit

The Eastwood Steel Aluminum Fiberglass Gas Diesel Tank Motorcycles Sealer Kit is a reliable and effective solution for sealing pinhole leaks in gas and diesel tanks made of steel, aluminum, and some fiberglass materials. This product comes in a pint-sized container that is capable of treating tanks with up to 12 gallons of capacity.

This sealer kit is designed to provide motorcycle owners with a quick and easy way to repair leaks in their fuel tanks. Pinhole leaks can be a common issue for motorcycle tanks, and they can lead to serious problems if left unchecked. This sealer kit provides a cost-effective way to fix these leaks without having to replace the entire tank.

The Eastwood Steel Aluminum Fiberglass Gas Diesel Tank Motorcycles Sealer Kit is easy to use. Simply add the sealer to the fuel tank and let it circulate through the system. The sealer will then bond to the interior of the tank, sealing any leaks that may be present.

It is important to note that this product is not recommended for use with fuels containing more than 10% ethanol. It is also important to follow the instructions carefully when using this sealer kit. Failure to do so may result in ineffective repairs, or even damage to the fuel system.

Overall, the Eastwood Steel Aluminum Fiberglass Gas Diesel Tank Motorcycles Sealer Kit is a reliable and effective solution for repairing pinhole leaks in motorcycle fuel tanks. Its easy-to-use design and cost-effectiveness make it a great option for motorcycle owners who want to keep their bikes running smoothly without spending a lot of money.

4. Harley Touring Gas Cap Cover With Sealing Strip For 2008-2018 Models.

Introducing the Motorcycle Smooth Dash Fuel Console Gas Tank Cap Covers w/Sealing Strip For Harley Touring Electra Glide Street 2008-2018, a product that is designed to enhance the aesthetics of your motorcycle while offering functional value. This product is a 100% brand new item that is made with high-quality materials, including a plastic fuel console and an aluminum gas tank cap.

The product is a direct replacement for the OEM dash and utilizes the existing mounts, making it easy to install without any modification. The gloss black version of the product can be easily prepped for custom paint or finishes, allowing the user to personalize the appearance of their motorcycle to their liking.

The Motorcycle Smooth Dash Fuel Console Gas Tank Cap Covers w/Sealing Strip For Harley Touring Electra Glide Street 2008-2018 package includes a smooth dash console cover and a fuel tank cap. These components work together to provide a clean and sleek appearance to the motorcycle while also ensuring that the fuel tank is adequately sealed.

The sealing strip is an added feature that enhances the functionality of the product by providing a secure and tight seal around the fuel tank. This feature ensures that the fuel tank remains tightly sealed, preventing any leaks or spills that may occur during transportation.

Overall, the Motorcycle Smooth Dash Fuel Console Gas Tank Cap Covers w/Sealing Strip For Harley Touring Electra Glide Street 2008-2018 is an excellent product for anyone looking to enhance the appearance of their motorcycle while also ensuring that it remains functional and secure. The product is easy to install, and users can customize it with their preferred paint or finish to match their motorcycle's style.

5. The Pacifica Bobber – Raw Steel – 2.4 Gallon 9l Motorcycle Gas/fuel Tank

Introducing the Pacifica Bobber – a raw steel gas tank designed to bring a bare bones, minimalist look to your motorcycle. With a tank capacity of 2.4 gallons (9 liters), this steel tank is the perfect addition for bikers who want a sleek, stripped-down aesthetic.

The Pacifica Bobber comes with a bare metal finish, giving you the option to clear coat it for a raw, industrial look or paint it to match your bike's color scheme. However, it is important to note that the tank will arrive with some surface rust due to its shelf life. As such, it will need to be prepped and painted or clear coated before installation.

The Pacifica Bobber is designed to fit the GN125 motorcycle frame, but modifications may be required for other bike models. It is recommended that you check the photos and dimensions provided before ordering to ensure compatibility with your motorcycle.

While the Pacifica Bobber is new, it is worth noting that the tanks may have some minor superficial imperfections. These are not defects, but rather a byproduct of the manufacturing process. However, on close inspection, the tanks may not be perfect.

In summary, the Pacifica Bobber is a raw steel gas tank that offers a minimalist aesthetic for bikers who want to stand out from the crowd. With its tank capacity of 2.4 gallons (9 liters), it provides ample fuel storage while maintaining a sleek, stripped-down look. However, it is important to note that the tank will require prepping and painting or clear coating before installation, and modifications may be required for certain bike models.

6. 2pcs Motorcycle Engine Rubber Tank Cover Seal O Ring Gaskets Protector Universal.

F FIERCE CYCLE presents a set of 2pcs Motorcycle Engine Rubber Fuel Gas Oil Tank Cover Seal O Ring Gaskets Protector, designed to provide a secure fit and prevent dust and foreign objects from entering the fluid reservoir. These gaskets are a useful accessory for enhancing the performance of motorcycles.

The gaskets are made of high-quality rubber that exhibits excellent resistance to oil and other fluids. This ensures that the gaskets remain strong and durable even when exposed to harsh conditions. The material also provides an excellent seal that prevents fluid leaks and maintains the integrity of the fuel and oil tanks.

These gaskets have a universal fit that makes them suitable for use with most brands of motorcycles. They are particularly suitable for use with CG125, JH70, and other similar models. The universal fit ensures that these gaskets are versatile and can be used with different motorcycles, making them an excellent option for motorcycle enthusiasts and mechanics.

One of the significant advantages of these gaskets is that they are easy to install. The excellent quality of the rubber material makes it easy to install and remove without requiring any special tools or skills. However, it is important to note that the package does not include any installation instructions. Therefore, users will need to rely on their mechanical skills or seek professional help to install these gaskets.

In summary, the F FIERCE CYCLE 2pcs Motorcycle Engine Rubber Fuel Gas Oil Tank Cover Seal O Ring Gaskets Protector is an essential accessory for every motorcycle enthusiast. These gaskets are made of high-quality rubber that provides excellent oil and fluid resistance, ensuring that they remain strong and durable even in harsh conditions. Moreover, the universal fit makes them suitable for use with most brands of motorcycles, making them a versatile option for all motorcycle enthusiasts.

7. Kreem Products 19-103 Black Fuel Tank Liner Combo Pack, 3 Pack

Kreem Products has introduced a revolutionary fuel tank liner combo pack that is designed to prevent rust and corrosion and stop leaks in your vehicle's fuel tank. The Kreem Products 19-103 Black Fuel Tank Liner Combo Pack is a three-step system that is easy to use and highly effective in sealing and protecting your fuel tank.

The first step of the Kreem Products 19-103 Black Fuel Tank Liner Combo Pack is to clean the fuel tank thoroughly. This is an important step because any dirt or debris left in the tank can prevent the liner from adhering properly. The Kreem Products Fuel Tank Prep and Cleaner is specially formulated to remove any rust, scale, or other contaminants from the fuel tank.

The second step is to apply the Kreem Products Tank Mask to the areas of the fuel tank that you do not want to coat with the liner. This step is optional, but it is highly recommended if you want to avoid any mess or overspray.

The third and final step is to apply the Kreem Products Tank Liner to the fuel tank. The liner is a high-tech formula that is designed to bond to the metal of the fuel tank and create a tough, flexible, and permanent seal. The liner is resistant to gasoline, diesel fuel, ethanol, and other chemicals, and it will not crack or peel over time.

The Kreem Products 19-103 Black Fuel Tank Liner Combo Pack is a vehicle-specific product, which means that it is designed to fit a wide range of makes and models of vehicles. This makes it an ideal choice for anyone who wants to protect their fuel tank from rust and corrosion, and who wants to prevent leaks from occurring.

In addition to its effectiveness, the Kreem Products 19-103 Black Fuel Tank Liner Combo Pack is also very easy to use. The three-step system can be completed in just a few hours, and the instructions are clear and easy to follow. Once the liner is applied, it requires no maintenance or special care, and it will last for the life of the fuel tank.

Overall, the Kreem Products 19-103 Black Fuel Tank Liner Combo Pack is an excellent choice for anyone who wants to protect their vehicle's fuel tank from rust, corrosion, and leaks. With its easy-to-use three-step system and its high-tech formula, the Kreem Products 19-103 Black Fuel Tank Liner Combo Pack is a top-quality product that is sure to provide years of reliable service.

8. Ppor-15 Fuel Tank Sealer – 8 Fl Oz – Stops Rust, Corrosion, And Leaks – Resistant To All Fuels And Additives.

POR-15 Fuel Tank Sealer is a superior strength permanent sealant that effectively stops rust, corrosion, and leaks. It is specifically formulated to work with all fuels, alcohols, and additives, including the new Stage II fuels that have a high alcohol content. The sealer is essential in preventing rust and corrosion, making it the gold standard in rust prevention.

This fuel tank sealer is developed with a high-tech formula in POR-15 laboratories to meet the demand for a sealer that is impervious to all fuels. It is perfect for automotive restoration, allowing you to renew your car, truck or motorcycle fuel tank through a simple, single application coating. The sealer is also resistant to all fuels, alcohols, and additives, ensuring long-lasting protection from fuel, alcohol, corrosion, and rust.

To ensure the best results, it is important to follow the right steps before using POR-15 Fuel Tank Sealer. Start by draining all fuel from the tank, removing the tank from the vehicle and thoroughly cleaning it out. All fuel tanks are dirty and have to be cleaned out before sealing. If you try to seal a tank without cleaning it first, the new coating will fail, because Tank Sealer won’t stick to gum and varnish. After taking preliminary steps for cleaning and prep, use POR-15 Fuel Tank Sealer as directed for an excellent finish.

At POR-15, the company is committed to innovation, quality control, and excellent customer service. They strive to bring the ultimate in rust prevention, known for their unbeatable 3-step stop rust system, POR-15 is trusted by DIY and professionals alike. If for any reason you are not satisfied with the product, the company has a satisfaction commitment to their customers, promising to do everything in their power to make things right.

In conclusion, POR-15 Fuel Tank Sealer is a reliable, high-tech solution to rust, corrosion, and leaks. Its superior strength and resistance to all fuels, alcohols, and additives, make it the top choice for automotive professionals and DIY enthusiasts. Follow the right steps for cleaning and prep, and allow the proper time to cure for impervious protection from fuel, alcohol, corrosion, and rust.

9. 16 Oz Por-15 Fuel Tank Sealer – Stops Rust, Corrosion, & Leaks | Flexible Film Resistant To All Fuels, Alcohols, & Additives.

POR-15 Fuel Tank Sealer is a high-quality solution designed to stop rust, corrosion, and leaks in fuel tanks. This product is specifically formulated to provide a permanent seal with superior strength and resistance to all fuels, including the new Stage II fuels which have a high alcohol content.

One of the key benefits of POR-15 Fuel Tank Sealer is its ability to stop rust in its tracks. POR-15 is the gold standard in rust prevention, and this fuel tank sealer is no exception. Formulated and developed in POR-15’s laboratories due to the demand for a high-tech sealer impervious to all fuels, POR-15 is essential in preventing rust and corrosion for long-lasting results.

Before applying POR-15 Fuel Tank Sealer, it’s important to properly prepare the tank. This involves draining all fuel from the tank, removing the tank from the vehicle, and cleaning it thoroughly. All fuel tanks are dirty and have to be cleaned out before sealing. If you try to seal a tank without cleaning it first, the new coating will fail, because Tank Sealer won’t stick to gum and varnish. After taking preliminary steps for cleaning and prep, use as directed for an excellent finish.

POR-15 Fuel Tank Sealer is perfect for automotive restoration. Whether you’re renewing your car, truck, or motorcycle fuel tank, this product is designed for a simple, single application coating. Allow proper time to cure for impervious protection from fuel, alcohol, corrosion, and rust.

At POR-15, we strive to bring the ultimate in rust prevention. Known for the unbeatable 3-step stop rust system, POR-15 is trusted by DIY & Professionals. We are committed to innovation, quality control, and excellent customer service. If you are not satisfied, let us know & we’ll do everything we can to make it right!

In summary, POR-15 Fuel Tank Sealer is an excellent choice for anyone looking to protect their fuel tank from rust, corrosion, and leaks. This product is easy to use, highly effective, and resistant to all fuels, alcohols, and additives. Whether you’re restoring a classic car or simply looking to extend the life of your daily driver, POR-15 Fuel Tank Sealer is a top-of-the-line solution that is sure to deliver exceptional results.

10. Kbs Coatings 52050 Large Cycle Tank Sealer Kit, Seals Up To 12 Gallon Tank

The KBS Coatings 52050 Large Cycle Tank Sealer Kit is an all-inclusive solution designed to seal tanks of up to 12 gallons. The kit includes KBS Klean, RustBlast, Tank Sealer, gloves, and complete directions, making it easy for users to seal their tanks without requiring additional tools or materials.

The Tank Sealer is a high-quality product that is impervious to all fuels, alcohol additives, and most solvents. It is designed to permanently seal pinholes and weld seams, ensuring that tanks are free from rust and corrosion. With this kit, users can eliminate rust and corrosion, which helps to prevent clogged fuel filters and other issues that can arise from tank damage.

One of the key benefits of the KBS Coatings 52050 Large Cycle Tank Sealer Kit is its flexibility. The Tank Sealer is designed to expand and contract with tanks, which means that it can withstand changes in temperature and pressure. This helps to ensure that tanks remain sealed and protected, even in harsh conditions.

Overall, the KBS Coatings 52050 Large Cycle Tank Sealer Kit is a high-quality solution that provides users with everything they need to seal their tanks. With its comprehensive kit, flexible and durable Tank Sealer, and ability to permanently seal pinholes and weld seams, this kit is a must-have for anyone looking to protect their tanks from rust and corrosion.

Best Motorcycle Gas Tank Sealer FAQs

How do you remove old sealer from a motorcycle gas tank before applying a new one?

To remove old sealer from a motorcycle gas tank before applying a new one, you will need to use a chemical stripper. First, drain the tank completely and remove any fuel pump, filter or other components. Then, apply the chemical stripper to the inside of the tank, making sure to cover all areas. Let the stripper sit for the recommended amount of time, which is usually around 30 minutes, and then use a scraper or wire brush to remove the old sealer. Be sure to wear protective gloves and eyewear when working with the chemical stripper. Once the old sealer is removed, thoroughly clean and rinse the tank before applying a new sealer. It's important to follow the instructions on the new sealer carefully and allow adequate drying time before adding any fuel to the tank.

How long does a motorcycle gas tank sealer last?

The lifespan of a motorcycle gas tank sealer depends on various factors such as the type of sealer used, the condition of the tank, and how well the sealer was applied. Generally, a properly applied gas tank sealer should last for several years. Most manufacturers claim that their sealers can last up to 10 years or more, but this is usually under ideal conditions.

However, the lifespan of the sealer can be reduced if the tank is not prepared properly before the sealer is applied or if it is exposed to excessive heat or chemicals. It is also important to note that if the tank has been previously coated with a sealer, it will need to be stripped and cleaned before a new sealer is applied.

In summary, a well-applied gas tank sealer can last for several years, but its lifespan can vary depending on various factors. It is essential to follow the manufacturer's instructions and properly prepare the tank to ensure the sealer lasts as long as possible.

What are the benefits of using a motorcycle gas tank sealer?

Using a motorcycle gas tank sealer can provide several benefits. Firstly, it can prevent rust and corrosion from forming inside the tank, which can lead to leaks or other damage. This can extend the life of the tank and prevent costly repairs. Secondly, a sealer can also prevent contaminants from entering the fuel system and potentially causing engine damage. Thirdly, it can improve fuel efficiency by creating a smoother flow of fuel through the system. Finally, a gas tank sealer can help to restore the appearance of an old or damaged tank, giving it a fresh and clean look. Overall, using a motorcycle gas tank sealer can help to protect and prolong the life of the fuel system, while also improving performance and appearance.

What are the most effective motorcycle gas tank sealers?

There are various motorcycle gas tank sealers available in the market, but the most effective ones are POR-15 Fuel Tank Sealer, KBS Coatings Tank Sealer, and Caswell Epoxy Gas Tank Sealer.

POR-15 Fuel Tank Sealer is a two-part product that works by bonding with the metal surface to create a permanent seal against rust and corrosion. It is easy to apply and has a long-lasting effect.

KBS Coatings Tank Sealer is a three-step system that effectively seals leaks and prevents rust and corrosion. It also resists harsh chemicals and fuels, making it ideal for motorcycles.

Caswell Epoxy Gas Tank Sealer is a two-part product that creates a tough, durable, and flexible barrier against rust and corrosion. It is resistant to ethanol and other additives found in modern fuels and can be used on fiberglass, metal, and plastic tanks.

Overall, these three sealers are highly effective in preventing leaks and protecting the gas tank from rust and corrosion.

What is the best way to apply a motorcycle gas tank sealer?

The best way to apply a motorcycle gas tank sealer is to start by cleaning the tank thoroughly with a degreaser and removing any rust or debris. Once the tank is clean and dry, apply the sealer according to the manufacturer's instructions, which typically involves pouring the sealer into the tank and rotating it around to ensure full coverage. It is also important to properly seal any openings or vents to prevent the sealer from leaking out. Allow the sealer to dry completely before adding gasoline back into the tank.

To ensure a successful application, it is important to follow the manufacturer's instructions closely, work in a well-ventilated area, and wear appropriate protective gear, such as gloves and a respirator. Additionally, it is recommended to do a test patch on a small area of the tank before applying the sealer to the entire tank.

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