Top 10 Fuel Tank Sealer UK – Fillers, Adhesives & Sealants

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1. Permatex


Permatex 59235 High Temperature Thread Sealant: Locks & Seals Threaded Fittings, Moisture, Resistant to Leakage, Vibration Loosening, Easy Assembly and Disassembly 50ml, Diesel Fuels, Hydraulic Fluids

Permatex #ad - Locks and seals threaded fittings, ensuring secure and leak-free connections. Lubricates threads during assembly and disassembly, making installation and maintenance easier. Allows for repositioning of parts within a window of up to 4 hours after application, providing flexibility during assembly or adjustments. Resistant to leakage, and diesel fuels, moisture, vibration loosening, hydraulic fluids, providing reliable performance in various environments. Designed to withstand heavy use without shredding or wearing out, ensuring long-lasting durability.
BrandPermatex #ad
ManufacturerPermatex #ad
Part Number59235

2. Beautzilla


Plastic, Visbella V363 Black Hi-Temp Gasket Maker 85 ml

Beautzilla #ad - Non-corrosive properties ensure a long lasting seal life. Visbella black hi-temp Gasket Maker 85 ml. Visbella black hi-temp Gasket Maker 85 ml. Visbella black hi-temp Gasket Maker 85 ml.
BrandBeautzilla #ad
ManufacturerVisbella #ad
Part NumberV363

3. Permatex


Non-Corrosive 1 x 85g, Permatex 81160 High-Temp Red RTV Silicone Gasket: Suitable for Exhaust Manifold, Temperature Resistant up to 343°C, Header, Sensor Safe, Turbochargers & Slip Fit Exhaust Parts

Permatex #ad - Temperature range of -65F To 650F Intermittent. Makes reliable 'formed-in-place' Gaskets That Resist Cracking, Shrinking And Migrating. Formulated for hi-temp Applications, Or Heavy-Duty Use. Replaces almost Any Cut Gasket. Coats pre-cut Gaskets To Increase Reliability.
BrandPermatex #ad
ManufacturerPermatex #ad
Part Number81160
WarrantyManufacturer Warranty

4. Sealpro


ProSeal Sealpro 80726 High Temperature RTV Silicone Instant Gasket, Red

Sealpro #ad - Safe for all car models - Safe to use on all car models and will not foul computer sensors. Leak proof gaskets - forms leak-proof gaskets in seconds.

Applications - aluminium, high-temperature applications, metal, exhaust manifolds, rubber and timing chain covers. This special formula cures quickly to form an instant gasket when applied correctly. High pressure - Can resist pressures up to 5000psi. Chemical resistant - Safe to use near oils, antifreeze, grease and transmission fluid. High temperature - easily withstands temperatures from -56°C to 315°C continuous or up to 343°C intermittently.
BrandSealpro #ad
ManufacturerSuper Glue Corporation #ad
Weight0.02 kg (0.04 Pounds)
Part Number80726

5. Simply


Temperature Resistant up to 200 degrees, Flexible, Waterproof Seal, Low Dirt Pick Up Packaging may vary, Simply SR-001 Black RTV Silicone Instant Gasket, Easy to Apply

Simply #ad - Easy to Apply. Easy to apply - our rtv silicone Instant Gasket conveniently keeps at room temperature for easy application and great adhesion. Temperature Resistant to 200ºC.

Rtv silicone Instant Gasket Black. Quick curing - low dirt pick up. Creates Waterproof Seal. Low dirt pickup - our rtv Silicone Instant Gasket cures fast it will not pick up unwanted dirt. Permanently flexible - a great option for automotive use because it will withstand vibration and flexing of vehicles. Temperature resistant - our rtv Silicone Instant Gasket can withstand temperatures up to 200°C with no degradation. Waterproof seal - our rtv Silicone Instant Gasket creates a durable waterproof seal on many automotive applications.
BrandSimply #ad
ManufacturerJRP Distribution #ad
Part NumberSR-001
Warranty12 Months

6. Visbella


Visbella Neutral RTV 100% Gasket Maker Oil and Water Resistance Anti-Freeze Remain Flexible Ultra 3 oz. High Temperature 600°F Sealant Tube

Visbella #ad - Formulated to work with oxygen sensor equipped engines, resulting in a sensor safe seal. Non-corrosive properties ensure a long lasting seal life. Anti-freeze resistant. Visbella silver rtv silicone gasket maker is great for: engines and motors, timing covers, gearboxes, water pumps, compressors, carburetors, high-temperature piping systems, exhaust manifolds. Oil and water resistant allows for better performance by preventing premature failure. Low odor and temperature resistant.
BrandVisbella #ad
ManufacturerVisbella #ad
Part NumberGN0085BK4A

7. K2


300 g, K2 High Temperature Silicone Sealant Dichtsi Likon, Red, Temperature Extremes to + 350 °C

K2 #ad - Model number: K2-B230 . Item package width: 1. 968503935". Item package length: 9. 2913385732". Item package height: 1. 968503935".
BrandK2 #ad
ManufacturerK2 #ad
Part NumberK2-B230

8. Fastcar


Fastcar 2 x Motacare® Underseal Spray Heavy Duty Underbody Protection Seal Underguard Paint 500ml

Fastcar #ad - Heavy duty. Durable high impact protective coating against: corrosion, water, stones, salt etc. Repairs to felt roofs, guttering & general damp proofing etc. 500ml aerosol Spray. Ideal for use under vehicle chassis, door sills, fuel tanks, wheel arches, .
BrandFastcar #ad
ManufacturerFastcar #ad
Part Number2xSGUS1

9. Wynn's


Wynn's Black Instant Gasket Maker Silicone High Temperature RTV Sealant 200ml

Wynn's #ad - Does not harm catalytic converters and electronic sensors; replaces cork, felt, paper and rubber gaskets. Ideal for replacing seals and gaskets of engine components cylinder-head cover, transmission and oil crankcase, water pumps, thermostats and many other applications.

The polysiloxane based formula dispensed from a pressure cartridge makes seals and gaskets form in a rapid and easy-to-use way. Withstands low temperatures down to -40°C continuous and high temperatures up to 232°C continuous and 260°C intermittent. Is resistant to oils, antifreeze, grease, water, transmission fluids, smoke and hot toxic gases.
BrandWynn's #ad
ManufacturerWynn Oil UK #ad
Weight0.3 kg (0.66 Pounds)
Part NumberWYN57680
Warranty2 year



2 oz Tube, Gasoila AP02 All Purpose Water Finding Paste

GASOILA #ad - Accurately detects phase separation in ethanol blend applications. Works in seconds, even in extreme temperature conditions. For all petroleum fuels including ethanol and methanol blends, JP-4, diesel, Number 2 Oil, kerosene, JP-5 and more. Paste will turn yellow-green upon contact with water. Fast and reliable way to detect water in fuel storage tanks.
BrandGASOILA #ad
ManufacturerFederal Process #ad
Part NumberAP02