
The POR-15 Fuel Tank Sealer is a high-tech product formulated for metal surfaces to prevent leaks and seal rust. It is impervious to all kinds of fuels, including diesel, E10 ethanol, and high-alcohol content fuels. The product comes in a silver colour and is also available as a repair kit, which includes a cleaner degreaser, metal prep, and detailed instructions. NAPA Auto Parts offers a similar product, the JB Metal Fuel Tank Repair Kit, which contains everything required for making professional-quality permanent repairs to leaks in all types of metal fuel tanks.
| Characteristics | Values |
|---|---|
| Brand | POR-15® |
| Purpose | Fuel Tank Sealer/Liner/Coating |
| Compatibility | Metal, including aluminium |
| Resistance | Impervious to diesel, E10 ethanol, high-alcohol fuels |
| Colour | Silver |
| Coverage | 8 fl oz coats a 6-gallon tank |
| Features | Stops rust, corrosion, small fuel leaks |
| Pre-application | Tank must be free of plastic, contamination, loose rust, old sealers |
| Pre-application products | POR-15 Cleaner Degreaser, POR-15 Metal Prep |
| Post-application | Drain tank, rinse with water, let dry |
| Kit contents | POR-15 Cleaner Degreaser, POR-15 Metal Prep, Fuel Tank Sealer |
| Safety | Wear gloves, eye protection, respiratory protection |
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What You'll Learn
- The product is formulated for metal and can seal leaks in all types of metal fuel tanks
- It is a high-tech sealer that is impervious to all fuels, including diesel, E10 ethanol, and high-alcohol content fuels
- The sealer comes in silver and has superior strength with fuel resistance
- The POR-15 Fuel Tank Repair Kit includes a cleaner degreaser, metal prep, and sealer
- The product has received positive reviews, with users reporting effective sealing and good results

The product is formulated for metal and can seal leaks in all types of metal fuel tanks
The POR-15 Fuel Tank Sealer is a high-tech product formulated for metal fuel tanks. It can seal leaks in all types of metal fuel tanks, including aluminium tanks. The sealer is impervious to all fuels, including diesel, E10 ethanol, and high-alcohol content fuels. It is available in silver and offers superior strength with fuel resistance.
Before applying the sealer, the fuel tank must be cleaned and prepared. This includes removing any contamination, such as gum, varnish, sludge, or fuel, and ensuring the tank is free from plastic parts, loose rust, and old sealers. It is crucial to follow the instructions carefully, paying attention to safety precautions such as wearing gloves, eye protection, and respiratory protection.
The application process involves multiple steps. First, the POR-15 Metal Prep is used to dissolve rust, coat the tank with zinc phosphate, and etch the metal for better adhesion. After rinsing and drying the tank, the entire can of Fuel Tank Sealer is poured in. Once all surfaces are coated, the tank is drained to remove excess sealer.
The POR-15 Fuel Tank Sealer Kit provides a comprehensive solution, including the Cleaner Degreaser, Metal Prep, and Fuel Tank Sealer. This product has received positive reviews for its effectiveness in sealing leaks, durability, and ease of use. It is essential to follow the instructions carefully and ensure the tank is thoroughly cleaned and prepared for optimal results.
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It is a high-tech sealer that is impervious to all fuels, including diesel, E10 ethanol, and high-alcohol content fuels
The POR-15 Fuel Tank Sealer is a high-tech product designed for use on metal fuel tanks. It is formulated to be impervious to all fuels, including diesel, E10 ethanol, and high-alcohol content fuels. This sealant provides superior strength and resistance to fuel, ensuring that your tank remains sealed and protected.
Before applying the POR-15 Fuel Tank Sealer, it is crucial to prepare the tank properly. The tank must be free from any contamination, such as gum, varnish, sludge, or fuel, as sealants will not adhere to contaminated surfaces. Additionally, ensure that the tank is free from plastic parts, loose rust, and old sealers. It is recommended to clean the tank with POR-15 Cleaner Degreaser and etch it with POR-15 Metal Prep for the best adhesion. This preparation process is essential to ensure the sealer bonds effectively to the tank's interior.
The POR-15 Fuel Tank Repair Kit provides a comprehensive solution for cleaning, preparing, and sealing your fuel tank. The kit includes the Cleaner Degreaser to remove contaminants, the Metal Prep to etch the metal for better adhesion, and the Fuel Tank Sealer to create a permanent seal. By following the detailed instructions provided with the kit, you can ensure a successful and long-lasting repair.
Once the tank is prepared, you can apply the POR-15 Fuel Tank Sealer. This sealer comes in a silver color and acts as a liner, preventing rust, corrosion, and small fuel leaks. It is important to wear protective gear, such as gloves, eye protection, and respiratory protection, during the application process. After coating all surfaces, drain the tank to remove excess sealer, and then use fuel preservation and stabilizer to maintain your fuel system and prevent "stale gas" issues.
The POR-15 Fuel Tank Sealer has received positive reviews from users, with many attesting to its effectiveness and durability. It has successfully sealed various vehicles' fuel tanks, including motorcycles, Studebakers, tractors, and Oldsmobiles, some of which have remained sealed for decades. With proper preparation and application, the POR-15 Fuel Tank Sealer can provide a high-quality, long-lasting seal, ensuring the continued performance of your vehicle's fuel system.
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The sealer comes in silver and has superior strength with fuel resistance
The POR-15 Fuel Tank Sealer is a high-tech product formulated for metal surfaces. It is impervious to all types of fuels, including diesel, E10 ethanol, and high-alcohol content fuels. This sealer comes in silver and has superior strength with fuel resistance. It acts as a liner, preventing rust, corrosion, and small fuel leaks.
Before applying the sealer, the fuel tank must be thoroughly cleaned and prepared. This includes removing any plastic parts, contamination, old sealers, and loose rust. It is crucial to follow the instructions provided with the POR-15 Fuel Tank Repair Kit to ensure proper adhesion and sealing. The kit includes POR-15 Cleaner Degreaser to remove contaminants and POR-15 Metal Prep to etch the metal surface for better sealer adhesion.
Once the tank is clean and prepared, the sealer can be applied by pouring it into the tank and ensuring all surfaces are coated. After coating, the tank should be drained to remove excess sealer. It is important to note that the sealer should not come into contact with bare skin, as it will be challenging to remove.
The POR-15 Fuel Tank Sealer has received positive reviews from users, with many attesting to its effectiveness in sealing fuel tanks and its durability over time. Some users have successfully used it on various vehicles, including motorcycles, old Studebakers, and tractors, with no reported problems. Overall, the POR-15 Fuel Tank Sealer is a reliable and robust solution for sealing and protecting metal fuel tanks from rust, corrosion, and leaks.
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The POR-15 Fuel Tank Repair Kit includes a cleaner degreaser, metal prep, and sealer
The POR-15 Fuel Tank Repair Kit is a comprehensive solution for restoring and protecting your vehicle's fuel tank. It includes a cleaner degreaser, metal prep, and sealer, providing a complete system to ensure a durable and effective outcome. Here's a detailed breakdown of the kit's components and their functions:
Cleaner Degreaser
The POR-15 Cleaner Degreaser is a powerful cleaning agent designed to thoroughly cleanse the fuel tank before the sealing process. It effectively removes contaminants such as gum, sludge, varnish, and old sealants, ensuring that the tank is free from any substances that may hinder the adhesion of the new sealer. This step is crucial, as proper surface preparation is essential for achieving optimal results.
Metal Prep
The Metal Prep solution in the POR-15 Fuel Tank Repair Kit serves multiple purposes. Firstly, it helps to dissolve any remaining rust and etch the metal surface, creating a stronger bond for the sealer. Additionally, it coats the tank with zinc phosphate, further enhancing the adhesion and corrosion resistance of the final sealant layer. This step ensures that the fuel tank is properly prepared for the sealing process.
Fuel Tank Sealer
The sealer included in the POR-15 Fuel Tank Repair Kit is a high-tech, impervious sealant designed for metal fuel tanks. It is formulated to be compatible with various fuels, including diesel, E10 ethanol, and high-alcohol content fuels. This sealer provides superior strength and fuel resistance, acting as a liner that prevents rust, corrosion, and small fuel leaks. It is essential to follow the instructions carefully, ensuring the tank is clean, dry, and free from contaminants before applying the sealer.
The POR-15 Fuel Tank Repair Kit is a comprehensive solution that provides all the necessary tools for a successful fuel tank restoration. By following the detailed instructions and taking the time to prepare the surface properly, users can achieve long-lasting results, as evidenced by the positive testimonials from customers who have used the product on various vehicles, including motorcycles, classic cars, and tractors.
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The product has received positive reviews, with users reporting effective sealing and good results
The POR-15 Fuel Tank Sealer has received positive reviews from customers, who have reported effective sealing and good results. The product is designed to seal and protect metal fuel tanks from rust, corrosion, and leaks. It is formulated to be impervious to all types of fuels, including diesel, E10 ethanol, and high-alcohol content fuels.
Many customers have praised the effectiveness of the sealer in stopping leaks and protecting their fuel tanks from rust and corrosion. One customer reviewed the product saying, "...I used the fuel tank sealer on my new reproduction Harley Super Glide tanks. I followed the easy-to-understand directions, and got great results. I could not be more pleased with the results. Super effective and easy to use. A great product. POR-15 as good as it gets!".
Another customer, who used the product on their generator, said, "It takes 4 days to set but it not only protects the inside from more rust but it seals any small holes that might be there... It works as advertised!". A similar review from a customer who used the sealer on their motorcycle fuel tank states, "...Leaky motorcycle tank, I hope in time I'll find another but for now, it works fine, the ethanol-laced fuel doesn't seem to bother it...".
In addition to its effectiveness, customers have also highlighted the ease of use of the POR-15 Fuel Tank Sealer. The clear directions and easy application process have been commended by several users. One customer commented, "I was very impressed with this product; it was easy to use and worked very well. I fixed the tank in my 74 econoline because a replacement was not... just as it was described, I had no problems with anything, and it was easy to use, just follow the instruction!".
However, it is important to note that some customers have experienced challenges with the application process, emphasizing the need for meticulous preparation and proper understanding of the application steps. A few reviews mentioned issues with leaks and incomplete sealing, which may be attributed to the complexity of the process rather than the product's effectiveness.
Overall, the POR-15 Fuel Tank Sealer has received predominantly positive feedback, with customers reporting successful sealing, rust prevention, and ease of use. While some challenges have been noted, the majority of users have expressed satisfaction with the product's performance and results.
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Frequently asked questions
POR 15 Fuel Tank Sealer is a high-tech sealer formulated for metal surfaces. It is impervious to all fuels and acts as a liner to stop rust, corrosion, and small fuel leaks.
The process involves cleaning the tank, removing contaminants like gum, sludge, and varnish, preparing the tank with metal prep to remove rust, and then applying the sealer. It is important to follow the instructions carefully and ensure the tank is completely dry before use.
You can purchase the POR 15 Fuel Tank Repair Kit from various retailers, including NAPA Auto Parts and Eastwood. The kit includes the cleaner degreaser, metal prep, fuel tank sealer, and detailed instructions.











































