Best Head Gasket Sealer For Aluminum Heads: image
Top Pick

Adhesive for sealing cut gaskets, Permatex High Tack Gasket Sealant is a fast-drying all-purpose sealant that dries to a highly tacky, non-brittle film. It can be applied in advance for convenience in assembly. The sealant has a shelf life of up to 10 years and can be used with any type of gasket. Not recommended for use on hot or cold surfaces. Not recommended for use on high temperature surfaces. Not recommended for use on frozen surfaces.

Best Value

Designed to perform under higher torque loads, the Right Stuff Grey Gasket Maker has been developed in India. The gasket maker is able to form leakproof gaskets that outperform pre-cut gaskets and operates in environments up to 450°F (232°C) continuous and 500°C intermittently. It can also be used as a sealant for oil pans. The product’s use is limited to one application per vehicle. Notably, it was launched in 2015.

Honorable Mention

Bar’s Leaks head gasket repair liquid can be used to fix blown head gaskets in less than an hour. The liquid contains anti-freeze compatible sodium silicate sealing liquid and various gasket sealing particles that penetrate gaps and cracks to permanently stop leaks. It is available at a cost of?5 lakh for a full set. Notably, the product has been on sale since its launch in 2015.

Best Head Gasket Sealer For Aluminum Heads

Top 5 Best Head Gasket Sealer For Aluminum Heads

1

Bar’s Leaks Block Seal Head Gasket Fix

1,133 ratings | 30 offers | 1,133 Reviews
Price: $23.21$49.46
Why we chose it
  • Contains a combination of antifreeze compatible sodium silicate sealing liquid and various size gasket sealing particles which penetrate gaps & cracks and harden to permanently stop leaks.
  • Repairs blown head gaskets
  • Stops block leaks
  • Seals cracked cylinder heads and blocks
Bar's Leaks Block Seal Head Gasket Fix: image
84%
customers recommend this product
4.2/ 5
Value for money4
Mileage3.7
Top Pick
2

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

1,400 ratings | 18 offers | 1,400 Reviews
Price: $8.65$23.46
Why we chose it
  • Tacky paste for holding cut gaskets in place during assembly helps seal cut gaskets
  • Suggested Applications: Valve covers, fuel pumps, carburetors, manifold gaskets seals any rubber, cork, paper or composite gasket
  • Fit type: Vehicle Specific
  • Resists gasoline, oil, antifreeze, axle lube, kerosene, propane and butane sensor-safe
  • Reliable, fast-drying, all-purpose sealant dries to a highly tacky, non-brittle film remains tacky indefinitely
  • Temperature Range: -65 F to 500 F (-54 C to 260 C)
Permatex 80062 High Tack Gasket Sealant, 4 oz. , Black: image
94%
customers recommend this product
4.7/ 5
Adhesion4.5
Value for money4.5
3
Why we chose it
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute protects against leaks and seepage caused by vibration and thermal expansion
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket eliminates the need for pre-formed, pre-cut, paper, rubber or cork gaskets
  • Suggested Applications: Automotive, heavy duty, and marine gaskets, valve covers, gearbox covers, pumps, oil pans, thermostat housings, water pumps
  • Temperature Range: -75 F to 450 F (-59 C to 232 C) continuous, 500 F (260 C) intermittent
  • Flash point: 93.8889 degrees celsius
  • Formulated to meet or exceed performance standards for long-term sealability, durability and handling this material is used on OEM production lines and specified in their service parts programs
Permatex 85224 The Right Stuff Gasket Maker, 7.5 oz. PowerBead Can , Black: image
92%
customers recommend this product
4.6/ 5
Easy to use4.3
Adhesion4.2
Value for money4.1
4
Why we chose it
  • Withstands temperatures to 450F continuous, and 500F intermittent
  • Blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute
  • Designed to perform under higher torque loads associated with engines that have closely spaced bolt patterns, such as those typically found in import vehicles
  • Sensor-safe, seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms precut gaskets
  • Resistant to powertrain fluids such as ATF, oil, and coolant
Permatex 34311-6PK The Right Stuff Grey Gasket Maker, 5 oz. (Pack of 6): image
92%
customers recommend this product
4.6/ 5
5

BlueDevil Radiator & Block Sealer

96 ratings | 2 offers | 96 Reviews
Price: $31.91$32.95
Why we chose it
  • Guaranteed
  • Safe and Easy to use.
  • Permanent repair for radiator and block leaks.
  • Contains no solids or fibrous materials.
  • Works effectively on plastic, aluminum and/or metal radiators
BlueDevil Radiator & Block Sealer: image
82%
customers recommend this product
4.1/ 5
Top Pick
Permatex 80062 High Tack Gasket Sealant, 4 oz. , Black
Permatex High Tack Gasket Sealant is a fast-drying all-purpose sealant that dries to a highly tacky, non-brittle film. A reliable general adhesive remains tacky indefinitely - can be applied in advance for convenience in assembly. Remains effective at temperatures of -65°F to 500°F (-54°C to 260°C). Sensor-safe and resistant to gasoline, oil, antifreeze, axle lube, kerosene, propane and butane.
Ranking the Brands
Bar’s Leaks: 20.00%
Permatex: 60.00%
BlueDevil Products: 20.00%

Comparison Table

Сomparison: Bar's Leaks Block Seal Head Gasket Fix: imageСomparison: Permatex 80062 High Tack Gasket Sealant, 4 oz. , Black: imageСomparison: Permatex 85224 The Right Stuff Gasket Maker, 7.5 oz. PowerBead Can , Black: imageСomparison: Permatex 34311-6PK The Right Stuff Grey Gasket Maker, 5 oz. (Pack of 6): imageСomparison: BlueDevil Radiator & Block Sealer: image
Bar’s Leaks Block Seal Head Gasket FixPermatex 80062 High Tack Gasket Sealant, 4 oz. , BlackPermatex 85224 The Right Stuff Gasket Maker, 7.5 oz. PowerBead Can , BlackPermatex 34311-6PK The Right Stuff Grey Gasket Maker, 5 oz. (Pack of 6)BlueDevil Radiator & Block Sealer
ManufacturerBar’s LeaksPermatexPermatexPermatexBlueDevil Products
BrandBar’s LeaksPermatexPermatexPermatexBlueDevil Products
Item Weight1.5 pounds4.8 ounces11.2 ounces5 ounces1 pounds
Product Dimensions9.5 x 2.6 x 2.5 inches2.44 x 2.44 x 2.75 inches2.19 x 2.19 x 10.06 inches2.75 x 2.75 x 7.25 inches
Is Discontinued By ManufacturerNoNoNoNo
SizePack of 1Pack of 1Pack of 1Pack of 6
ExteriorPaintedPainted

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