Gas Tank Sealer

Stop leaks, prevent rust, and extend your fuel system’s life with high-performance gas tank sealer from Phantom Motorsports. Perfect for restorations, repairs, or preventative maintenance, our gas tank sealers form a tough, chemical-resistant barrier inside metal, plastic, or fiberglass fuel tanks. Whether you’re reviving a classic car, motorcycle, ATV, or custom build, our sealers are trusted by DIYers and professional shops for lasting protection against fuel leaks and corrosion.

At Phantom Motorsports, we offer easy-to-use gas tank sealer kits formulated to withstand modern ethanol-blend fuels and harsh operating conditions. Each kit provides everything you need to coat your tank’s interior and seal up pinholes, seams, and surface rust—delivering peace of mind and reliable performance for years to come. Restore your tank’s integrity and keep your ride running smoothly with the right sealer for your next project.

FAQ

What is a gas tank sealer used for?
A gas tank sealer is a liquid coating applied to the inside of fuel tanks to stop leaks, seal pinholes, and create a barrier that prevents rust and corrosion.

Is gas tank sealer compatible with all fuels?
Most modern sealers are formulated to resist ethanol, gasoline, diesel, and fuel additives. Always check the product description for compatibility with your specific fuel type.

Can I use gas tank sealer on any type of tank?
Yes—most sealers work on metal, plastic, and fiberglass tanks. Refer to your chosen product's label to ensure compatibility with your tank material.

How do I apply a gas tank sealer?
Typically, you’ll clean and dry the tank, etch or prep the surface, pour in the sealer, and rotate the tank for full coverage. Allow to cure according to directions before use.

How long does the sealer take to cure?
Cure times usually range from 24 to 96 hours, depending on the product and environmental conditions. Always follow the instructions for safe and complete curing.

Will the sealer fix large holes or major rust damage?
Gas tank sealers are ideal for sealing pinholes, seams, and light corrosion. Extensive rust or large holes may require repair or patching prior to sealing.

What if my gas tank sealer arrives leaking, hard, or unusable?
Customer satisfaction is our priority. If your kit arrives damaged or won’t flow, contact us within 7 days for a prompt replacement, exchange, or refund.