Top 10 RTV Gasket Sealant – Gasket Sealers

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1. J-B Weld

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3 oz., J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant, Red

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J-B Weld #ad - With each product we innovate, we continue to provide the world's strongest bond for your projects. Count on us: for more than 40 years, our products have earned a loyal following from people who take pride in their work.

Versatile & dependable: ideal for automotive, metal, differential covers, exhaust manifolds, water pumps, timing covers, oil pans, drive housings and oven doors. Our heavy duty adhesives repair & restore it right the first time. Hi temp red silicone gasket maker & sealant: is an rtv room temperature Vulcanized Silicone gasketing material, designed for use in mechanical assemblies where the existence of higher, continuous temperatures up to 550º F or 650º F intermittent might exist.

Do it yourself: big or small, you can diy it with j-b. Easy to use: curing when the product is exposed to the moisture in air, it forms a tough, waterproof seal on most surfaces. Jb weld delivers the legendary performance of the World's Strongest Bond. It will not shrink or crack, resists weathering and is sensor safe.
BrandJ-B Weld #ad
ManufacturerJBWeld #ad
Height6.3 Inches
Length1.97 Inches
Weight0.2 Pounds
Width1.57 Inches
Part Number31314
Model31314
WarrantyNo Warranty

2. Permatex

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Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Flex And Oil Resistant Applications 3.35oz Tube

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Permatex #ad - Suggested applications: valve covers and valve guides, Transmission Pans, Oil Pans, Timing Gear Covers, Intake Manifold End Seals, And Differential Covers. Non-corrosive formula - ultra black maximum oil resistance silicone Gasket Maker Is Sensor-safe; With A Non-Corrosive Formula Designed For Superior Adhesion To Oily Surfaces And Long Term Durability.

Long-lasting and durable - ultra black resists aging, weathering and thermal cycling Without Hardening, Shrinking Or Cracking. With a temperature range of -65°f to 500°f -54°c To 260°c Intermittent. Superior resistance - powertrain fluids including engine oil, Transmission Fluid, Gear Lube And Coolants To Keep Your Application Locked In Place To Create A Strong Long Lasting Seal.

High flexibility - ultra black silicone gasket maker retains high flexibility And Oil Resistant Properties And Can Be Used To Replace Pre Cut Gaskets Or Be Used As A Gasket Maker Or Gasket Sealant.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.38 Inches
Weight0.1 Pounds
Width3.81 Inches
Part Number82180
Model82180
WarrantyManufacturer

3. 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, timing covers, oil pans, intake manifold end seals, thermostat housings. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Designed specially for high-torque and high vibration applications. Low odor and non-corrosive formula.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.2 Inches
Weight0.26 Pounds
Width3.8 Inches
Part Number82194
Model82194
WarrantyManufacturer Warranty

4. Permatex

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

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Permatex #ad - Replaces almost any cut gasket, And Coats Pre-Cut Gaskets To Increase Reliability. Makes reliable 'formed-in-place' Gaskets That Resist Cracking, Shrinking And Migrating. Formulated for hi-temp Applications, Or Heavy-Duty Use. Temperature range of -65F To 650F Intermittent.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length1.25 Inches
Weight0.2 Pounds
Width3.81 Inches
Part Number81160
Model81160
WarrantyManufacturer Warranty

5. Permatex

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Permatex Hi-Temp Rtv Silicone Gasket Maker 3.35 Oz. -65 To 500 °f

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Permatex #ad - 3. 35 oz. Retains high flexibility. Fast curing. Hi temp. Sensor safe-low odor-non- corrosive. Tube.
BrandPermatex #ad
ManufacturerPermatex #ad
Height8 Inches
Length9 Inches
Weight0 Pounds
Width3.8 Inches
Part Number82180
Model82180

6. Pro Seal

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Pro Seal 4301702 80044 RTV Silicone Instant Gasket, Black, 28.3 g, 1 oz, 500 Degree F Performance Temperature

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Pro Seal #ad - Resists oil, antifreeze, grease and transmission fluid safe for all automotive models. Made in USA. Makes leak-proof gaskets in seconds. Replaces cork, felt, paper, rubber & composite gaskets.
BrandPro Seal #ad
ManufacturerPacer #ad
Height0.5 Inches
Length5 Inches
Weight0.11 Pounds
Width4 Inches
Part Number4301702
Model4301702

7. Loctite

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Loctite 37467 Black RTV 598 High Performance Silicone. 80 ml.

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Loctite #ad - Color : Black. Made in China. Package weight : 0310009 pounds. Package dimensions : 8. 0 l x 1. 45 h x 3. 81 w inches.
BrandLoctite #ad
ManufacturerLoctite #ad
Height1 Inches
Length8 Inches
Weight0.25 Pounds
Width4 Inches
Part NumberLOC491985
ModelLOC491985

8. Permatex

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

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Permatex #ad - Permatex 82180 ultra black maximum oil resistance RTV Silicone Gasket Maker, 3. 35 oz. Tube, 2 Pack.
BrandPermatex #ad
ManufacturerPermatex #ad
Height4 Inches
Length1 Inches
Weight0.5 Pounds
Width4 Inches
Part Number82180-2
Model82180-2

9. CRC

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CRC RTV Silicone Sealant 14059 – Pack of 12 6.5 Wt Oz., General Purpose High Temperature Gasket Sealant, Red

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CRC #ad - Durable performance: stands up to tough conditions such as rain, snow, and extreme temperatures. Great for indoor and outdoor use. Red is designed as a high temperature, bonding, low odor, protecting, non-corrosive gasket sealant.

Crc industries: a market leader that offers impeccably designed chemical solutions to maintain, industrial-grade engines, heavy-duty motor vehicles, protect and repair different marine, household tools and electrical equipment. Product specifications: available in a 12 pack of 6. 5 wt. Oz. Silicone sealant: crc rtv silicone sealant is designed for a wide range of sealing, and waterproofing.

Pressurized tubes with Select-a-Bead nozzle. Applications: rtv silicone sealant is ideal for sealing, bonding, gearboxes, electrical, pumps, protection and waterproofing in HVAC, construction, metal working, filling gaps between mating parts, motors, and for general gasket sealing.
BrandCRC #ad
ManufacturerCRC Industries #ad
Part Number14059CS
Model14059CS

10. Permatex

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3.35 oz. Tube Pack of 12, Permatex 82180-12PK Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker

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Permatex #ad - Ensures extended drivetrain warranty compliance. Retains high flexibility, oil resistance properties through use of a patented adhesion system. Suggested applications: Valve covers, intake manifold end seals, timing covers, oil pans, transmission pans. Temperature range -65F to 550F intermittent. Fast-curing formula is sensor safe, low odor and non-corrosive.
BrandPermatex #ad
ManufacturerPermatex #ad
Height5.81 Inches
Length6.9 Inches
Weight1.2 Pounds
Width6.36 Inches
Part Number82180-12PK
Model82180-12PK