Collection: Cylinder Head Gaskets

Head Gasket: Performance Head Gaskets, MLS Gaskets and Engine Sealing Solutions

Cylinder head gaskets are critical sealing components that sit between the engine block and cylinder head, preventing combustion gases, coolant, and engine oil from leaking between these surfaces. Proper sealing at this interface is essential for maintaining compression, thermal stability, and long-term engine reliability in any internal combustion engine.

Head Gasket

A head gasket must withstand extreme operating conditions, including combustion pressures exceeding 1,000 psi and temperatures above 200°C in high-performance engines. Its primary function is to seal the combustion chamber while isolating oil and coolant passages. Failure at this level can lead to compression loss, overheating, and severe engine damage.

Performance Head Gasket

A performance head gasket is engineered to handle increased cylinder pressure and thermal stress. These gaskets are commonly used in high-compression engines, turbocharged setups, and racing applications where standard gaskets may fail under elevated loads.

MLS Head Gasket

An MLS head gasket (Multi-Layer Steel) consists of multiple layers of steel designed to provide superior sealing strength and durability. MLS gaskets resist head lift and maintain sealing integrity under high boost and extreme engine conditions, making them a preferred choice in performance builds.

Engine Head Gasket Replacement

Engine head gasket replacement is a critical procedure in engine repair and rebuilding. Head gasket failure is a leading cause of engine overheating and accounts for a significant portion of major engine repairs. Proper installation requires precise surface preparation, correct torque sequences, and accurate component alignment.

High Performance Head Gasket

A high performance head gasket is designed for maximum sealing strength in demanding applications. It ensures consistent compression, prevents fluid leaks, and supports long-term durability in engines operating under high load and elevated temperatures.

Engine Builder Considerations

For engine builders, selecting the correct head gasket is essential for maintaining compression, preventing leaks, and ensuring engine reliability. Material selection, thickness, and compatibility with engine components all play a critical role in achieving optimal performance and durability.

4.040 MLS Head Gasket .040 - SBM 5.2/5.9L
Cometic

4.040 MLS Head Gasket .040 - SBM 5.2/5.9L

1 565 SEK
SKU: CAGC15535-040
Available to Backorder
Cometic

BBM RB MLS Head Gasket 4.550 Bore .051

1 834 SEK
SKU: CAGC15530-051
Available to Backorder
GM LSX Gen-4 V8 .052in MLX Head Gasket
Cometic

GM LSX Gen-4 V8 .052in MLX Head Gasket

2 109 SEK
SKU: CAGC15503-052
Available to Backorder
Ford 7.3L Power Stroke .067in MLX Head Gasket
Cometic

Ford 7.3L Power Stroke .067in MLX Head Gasket

2 470 SEK
SKU: CAGC15390-067
Available to Backorder
94mm MLS Head Gasket LH .040 Ford 5.0L Coyote
Cometic

94mm MLS Head Gasket LH .040 Ford 5.0L Coyote

2 161 SEK
SKU: CAGC15370-040
Available to Backorder
94mm MLS Head Gasket RH .040 Ford 5.0L Coyote
Cometic

94mm MLS Head Gasket RH .040 Ford 5.0L Coyote

2 160 SEK
SKU: CAGC15369-040
Available to Backorder
GM/Dart LS Next MLX Head Gasket LH 4.200 .060
Cometic

GM/Dart LS Next MLX Head Gasket LH 4.200 .060

2 119 SEK
SKU: CAGC15363-060
Available to Backorder
Dart LS Next Block MLX LH Head Gasket 4.200
Cometic

Dart LS Next Block MLX LH Head Gasket 4.200

2 138 SEK
SKU: CAGC15363-052
Available to Backorder
GM/Dart LS Next MLX Head Gasket RH 4.200 .060
Cometic

GM/Dart LS Next MLX Head Gasket RH 4.200 .060

2 120 SEK
SKU: CAGC15362-060
Available to Backorder
Dart LS Next Block MLX RH Head Gasket 4.200
Cometic

Dart LS Next Block MLX RH Head Gasket 4.200

2 138 SEK
SKU: CAGC15362-052
Available to Backorder
Gen III Hemi LH MLX Head Gasket 4.000 Bore .040
Cometic

Gen III Hemi LH MLX Head Gasket 4.000 Bore .040

2 086 SEK
SKU: CAGC15316-040
Available to Backorder
Gen III Hemi RH MLX Head Gasket 4.000 Bore .040
Cometic

Gen III Hemi RH MLX Head Gasket 4.000 Bore .040

2 085 SEK
SKU: CAGC15315-040
Available to Backorder
6.2L Hellcat Gen3 Hemi .040in MLX Head Gasket
Cometic

6.2L Hellcat Gen3 Hemi .040in MLX Head Gasket

2 091 SEK
SKU: CAGC15293-040
Available to Backorder
6.2L Hellcat Gen3 Hemi .040in MLX Head Gasket
Cometic

6.2L Hellcat Gen3 Hemi .040in MLX Head Gasket

2 091 SEK
SKU: CAGC15292-040
Available to Backorder
Cummins 2019+ 6.7L ISB .054in MLX Head Gasket
Cometic

Cummins 2019+ 6.7L ISB .054in MLX Head Gasket

3 652 SEK
SKU: CAGC15266-054
Available to Backorder
92mm MLX Head Gasket LH .032 Ford 4.6L/5.4L
Cometic

92mm MLX Head Gasket LH .032 Ford 4.6L/5.4L

2 614 SEK
SKU: CAGC15259-032
Available to Backorder
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