Top 10 Gasket Sealer Automotive – Gasket Sealers

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1. Permatex

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Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, 3.35 oz. Tube

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Permatex #ad - Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants. Suggested applications: Valve covers, timing covers, oil pans, intake manifold end seals, and differential covers. Temperature range -65°f to 500°f -54°C to 260°C intermittent. Fit type: Universal. Sensor-safe, non-corrosive formula designed for superior adhesion to oily surfaces and long term durability.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.38 Inches
Weight0.1 Pounds
Width3.81 Inches
Part Number82180
Model82180
WarrantyLimited Manufacturer

2. Permatex

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3 oz, Permatex 81160 High-Temp Red RTV Silicone Gasket

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Permatex #ad - Temperature range of -65F to 650F intermittent. Replaces almost any cut gasket, and coats pre-cut gaskets to increase reliability. Formulated for hi-temp applications, or heavy-duty use. Makes reliable 'formed-in-place' gaskets that resist cracking, shrinking and migrating. Suggested applications: Valve covers, water pumps, timing covers, oil pans, thermostat housings, transmission pans.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.25 Inches
Weight0.2 Pounds
Width3.81 Inches
Part Number81160
Model81160
WarrantyLimited Manufacturer

3. Permatex

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Black, 4 oz. , Permatex 80062 High Tack Gasket Sealant

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Permatex #ad - Reliable, all-purpose sealant dries to a highly tacky, fast-drying, non-brittle film; remains tacky indefinitely. Tacky paste for holding cut gaskets in place during assembly; helps seal cut gaskets. Suggested applications: valve covers, fuel pumps, cork, manifold gaskets; seals any rubber, carburetors, paper or composite gasket. Resists gasoline, antifreeze, kerosene, axle lube, oil, propane and butane; sensor-safe. Temperature range: -65°f to 500°f -54°C to 260°C. Fit type: Vehicle Specific.
BrandPermatex #ad
ManufacturerPermatex #ad
Height2.75 Inches
Length2.44 Inches
Weight0.3 Pounds
Width2.44 Inches
Part Number80062
Model80062
WarrantyLimited Manufacturer

4. ATP Automotive

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8 Ounce Bottle, ATP AT-205 Re-Seal Stops Leaks

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ATP Automotive #ad - Does not contain petroleum distillates, will not over-swell or breakdown seals. Compatible with conventional and synthetic oils, ATF, gear oil, power steering fluids and hydraulic oil.8oz bottle will treat a 6 quart capacity, adjust accordingly. Rejuivinates all rubber seals & gaskets in engines, power steering, transmissions, differentials and hydraulic systems. Professional strength fast acting resealer, stops leaks fast.
BrandATP Automotive #ad
ManufacturerATP #ad
Height4 Inches
Length7 Inches
Weight0.11 Pounds
Width4.5 Inches
Part NumberAT-205
ModelAT-205
WarrantyMoney Back Guarantee

5. Permatex

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Permatex 82194 Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, 3.5 oz.

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Permatex #ad - Suggested applications: valve covers, water pumps, oil pans, intake manifold end seals, timing covers, thermostat housings. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Low odor and non-corrosive formula. Designed specially for high-torque and high vibration applications.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.25 Inches
Weight0.26 Pounds
Width3.81 Inches
Part Number82194
Model82194
WarrantyLIMITED WARRANTY

6. Permatex

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Blue, 0.5 oz., 0.5 Ounce , Permatex 22071 Water Pump and Thermostat RTV Silicone Gasket

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Permatex #ad - Highest water-glycol resistance available in an RTV silicone. Suggested applications: Water pump and thermostat housings. Superior adhesion and flexibility; can be used as a gasket maker or dressing. Sensor-safe, noncorrosive RTV silicone gasket material formulated specifically for water pumps and thermostat housings. Temperature range: -65°f to 500°f -54°C to 260°C intermittent.
BrandPermatex #ad
ManufacturerPermatex #ad
Height6.5 Inches
Length0.63 Inches
Weight0.05 Pounds
Width2.81 Inches
Part Number22071
Model22071

7. Permatex

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3.35 oz. Tube, 2 Pack, Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker

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Permatex #ad - Tube, 2 Pack. Permatex 82180 ultra black maximum oil resistance RTV Silicone Gasket Maker, 3. 35 oz.
BrandPermatex #ad
ManufacturerPermatex #ad
Height4 Inches
Length1 Inches
Weight0.54 Pounds
Width4 Inches
Part Number82180-2
Model82180-2

8. Permatex

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3 oz. Tube, Permatex 80022 Sensor-Safe Blue RTV Silicone Gasket Maker

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Permatex #ad - Coats pre-cut gaskets to increase reliability without fouling oxygen sensors. Suggested applications: Valve covers, oil pans, thermostat housings, timing covers, water pumps, transmission pans. Effectively replaces almost any cut gasket. Makes reliable 'formed-in-place' gaskets that resist cracking, shrinking and migrating. Temperature range of -65 degrees fahrenheit to 500 degrees fahrenheit intermittent.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.25 Inches
Weight0.1 Pounds
Width3.81 Inches
Part Number80022
Model80022
WarrantyLimited Manufacturer

9. Permatex

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4 oz., Permatex 80019 Aviation Form-A-Gasket No. 3 Sealant

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Permatex #ad - Resists gasoline, oil and grease. Suggested applications: Close-fitting machined surfaces, sealing hoses, solid gaskets. Temperature range of -65F to 400F. Approved for use in aviation as well as automotive applications. Slow-drying, non-hardening brush-top sealant.
BrandPermatex #ad
ManufacturerPermatex #ad
Height2.75 Inches
Length2.44 Inches
Weight0.35 Pounds
Width2.44 Inches
Part Number80019
Model80019

10. Gasgacinch

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8 oz, Gasgacinch 440-B Gasket Sealer and Belt Dressing

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Gasgacinch #ad - Preferred in nearly all mechanical industries including: auto repair, high-performance engine builders, diesel and truck repair, motorcycle repair and many more. Adheres to carbon steel, titanium, and may be used in hot, magnesium, synthetic and natural rubber, acid, lead, alloy steel, basic, aluminum, dry, copper and cork, wet, cold, and abrasive environments.

Fit type: Vehicle Specific. Flash point: -7. 0 degrees_celsius. Gasgacinch gasket sealer remains flexible and makes it easier to assemble and disassemble an engine or transmission, often any residue may be removed simply by rubbing it away.

When cured, vibration dampening, gasgacinch is flexible, fatigue resistant, has high-peel strength, high-shear strength, high heat resistance, gasoline resistant, and oil resistant. Gasgacinch gasket sealer and belt Dressing provides unmatched gasket sealing properties, reducing expensive repairs, preventing leaks, and creates a superior grip as a belt dressing.
BrandGasgacinch #ad
ManufacturerGasgacinch #ad
Height2.6 Inches
Length3.7 Inches
Weight0.5 Pounds
Width2.7 Inches
Part Number59-9091
Model440-B
WarrantyLimited Manufacturer