10 bestHead Gasket Sealersof August 2026
112M consumers helped this year.
1
Permatex 80012 Black Cut Gasket Coating, Flexible, Oil-Resistant Silicone Sealant for Paper, Cork & Rubber Gaskets, Extends Gasket Life, Fills Scars, Tack-Free in 1 Hr, 2 Oz.
Permatex
9.8
2
Felpro HS 26298 PT Head Gasket Set
Fel-Pro
9.6
3
Permatex 82195 Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, 13 oz.
Permatex
9.4
4
Permatex 82180 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, 3.35 oz. Tube
Permatex
9.1
5
Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube
Permatex
8.8
6
RISLONE Head Gasket FIX for All Petrol/Diesel/LPG
Rislone
8.6
7
Cometic C5248-080 Head Gasket
Cometic Gasket
8.3
8
FEL-PRO HS 9117 PT Head Gasket Set
Fel-Pro
8.0
9
Felpro HS26284PT-1 Head Gasket Set
Fel-Pro
7.7
10
LOCTITE 510 High Temperature Anaerobic Gasket Sealant | Flange Sealant for Rigid Metal Surfaces | 0.25 mm Gap Fill | Ideal for Transmissions & Motor Casings | For Aluminium & Steel
Loctite
7.4
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