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10 Best Head Gasket Sealers 2024 in the US

Winner

Permatex 8

Permatex

Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Flex And Oil Resistant Applications 3 oz

10.0

score

BlueDevil

BlueDevil Products

BlueDevil Products 38386 Head Gasket Sealer - 1 Quart

8.5

score

Bar's Leak

Bar's Leaks

Bar's Leaks OS-1 Seal Engine Oil Burning/Leak Repair - 16.9 oz.

7.9

score

Permatex 8

Permatex

Permatex 81630 Ultra Red High Temperature Gasket Maker, 3 oz

7.9

score

ABRO Ultra

ABRO

ABRO Ultra Plus 999 RTV Silicone Sealant and Gasket Maker, for Import Engines, Sensor Safe, Non-Corrosive, High Temp Silicone Sealant/Head Gasket Sealant, 650 Degrees F, 3 oz. Tube - Copper

7.3

score

K-Seal ST3

K-Seal

K-Seal ST3501 Pour and Go Head Gasket Sealer, 16oz, Permanent Repair for Blown Head Gaskets, Cracked Heads and Blocks

7.3

score

Permatex 8

Permatex

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

7.3

score

Permatex 8

Permatex

Permatex 80697 Copper Spray-A-Gasket Hi-Temp Adhesive Sealant, 9 oz. net Aerosol Can , Orange

7.3

score

BlueDevil

BlueDevil Products

BlueDevil Products 00209 Pour-N-Go Head Gasket Sealer - 16 Ounce

7.3

score

RULLINE LS

RULLINE

RULLINE LS Gasket Set Kit and LS9 Head Gaskets Compatible with LS1 LS6 LQ4 LQ9 GEN III 4.8L 5.3L 5.7L 6.0L for Chevy Silverado GMC Sierra 1500 2500 3500 1999-2010 Replace 12622033 12585673

7.0

score

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