Cometic Gasket - Sealed Under Extreme Pressure

Founded in 1989 by Bob Gorman, Cometic Gasket, Inc. began as a small, family-led operation in Concord, Ohio, producing custom gaskets for powersports engines. Today, the company has grown into a 70,000 ft², ISO-grade facility that manufactures over 85,000 gasket SKUs—supply­ing both shelf-stock and short-run, precision sealing solutions for automotive, V-Twin, marine, industrial, and OEM markets.

Cometic pioneered multi-layer steel (MLS) head gaskets engineered with embossed stainless-steel layers and Viton rubber coatings, designed to withstand extreme heat, high boost, and racing conditions without requiring re-torque. Their commitment to in-house design, laser cutting, dyno testing, and hand inspections ensures race-proven reliability and durability.

Built on strong partnerships with NASCAR, drag racing, and SVRA teams, Cometic’s family-oriented culture emphasizes technical collaboration, customer service, and tailored solutions. Whether sealing a daily driver or a championship racer, Cometic stands for precision, performance, and American manufacturing excellence.

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Cometic Mazda FS-DE/FS-DET .060in MLS Cylinder Head Gasket - 84mm Bore Cometic Mazda FS-DE/FS-DET .060in MLS Cylinder Head Gasket - 84mm Bore
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Cometic Mazda FS-DE/FS-DET .060in MLS Cylinder Head Gasket - 84mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.060". Cometic MLS (Multi-Layer...
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Sale price$144.95 Regular price$159.98
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Cometic Mazda FS-DE 2.0L 84mm .051in MLS Head Gasket Cometic Mazda FS-DE 2.0L 84mm .051in MLS Head Gasket
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Cometic Mazda FS-DE 2.0L 84mm .051in MLS Head Gasket
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". Cometic MLS (Multi-Layer...
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Sale price$114.95 Regular price$126.63
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Cometic Mazda FS-DE/FS-DET .045in MLS Cylinder Head Gasket - 84mm Bore Cometic Mazda FS-DE/FS-DET .045in MLS Cylinder Head Gasket - 84mm Bore
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Cometic Mazda FS-DE/FS-DET .045in MLS Cylinder Head Gasket - 84mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.045". Cometic MLS (Multi-Layer...
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Sale price$114.95 Regular price$126.63
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Cometic Mazda FS-DE 2.0L 84mm .040in MLS Head Gasket Cometic Mazda FS-DE 2.0L 84mm .040in MLS Head Gasket
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Cometic Mazda FS-DE 2.0L 84mm .040in MLS Head Gasket
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Cometic MLS (Multi-Layer...
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Sale price$114.95 Regular price$126.63
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Cometic Mazda FS-DE/FS-DET .027in MLS Cylinder Head Gasket - 84mm Bore Cometic Mazda FS-DE/FS-DET .027in MLS Cylinder Head Gasket - 84mm Bore
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Cometic Mazda FS-DE/FS-DET .027in MLS Cylinder Head Gasket - 84mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.027". Cometic MLS (Multi-Layer...
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Sale price$114.95 Regular price$126.63
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Cometic Subaru EJ255/EJ257 .063in Copper Downpipe to Midpipe Gasket Cometic Subaru EJ255/EJ257 .063in Copper Downpipe to Midpipe Gasket
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Cometic Subaru EJ255/EJ257 .063in Copper Downpipe to Midpipe Gasket
Cometic Subaru EJ255/EJ257 .063in Copper Downpipe to Midpipe GasketThis Part Fits: Year Make Model Submodel 2005 Saab 9-2X Aero 2005 Saab 9-2X Linear 2002-2004 Subaru...
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Sale price$18.95 Regular price$20.09
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Cometic Subaru EJ205/EJ255/EJ257 .030in MLS Exhaust Turbo Outlet Gasket Cometic Subaru EJ205/EJ255/EJ257 .030in MLS Exhaust Turbo Outlet Gasket
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Cometic Subaru EJ205/EJ255/EJ257 .030in MLS Exhaust Turbo Outlet Gasket
Ideal for exhaust gasket applications. Can withstand temperatures up to 2000°F. Compressable to seal in less than perfect sealing surfaces.This Part Fits: Year Make Model...
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Sale price$9.95 Regular price$10.37
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Cometic Subaru EJ205/EJ255/EJ257 .030in MLS Exhaust Turbo Inlet Gasket Cometic Subaru EJ205/EJ255/EJ257 .030in MLS Exhaust Turbo Inlet Gasket
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Cometic Subaru EJ205/EJ255/EJ257 .030in MLS Exhaust Turbo Inlet Gasket
Ideal for exhaust gasket applications. Can withstand temperatures up to 2000°F. Compressable to seal in less than perfect sealing surfaces.This Part Fits: Year Make Model...
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Sale price$9.95 Regular price$10.37
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Cometic Subaru EJ .030in MLS Exhaust Manifold to Up-Pipe Gasket Cometic Subaru EJ .030in MLS Exhaust Manifold to Up-Pipe Gasket
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Cometic Subaru EJ .030in MLS Exhaust Manifold to Up-Pipe Gasket
Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...
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Sale price$15.95 Regular price$17.34
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Cometic Subaru EJ257 .064in AM Exhaust Crossover Gasket - 2004-2007 Cometic Subaru EJ257 .064in AM Exhaust Crossover Gasket - 2004-2007
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Cometic Subaru EJ257 .064in AM Exhaust Crossover Gasket - 2004-2007
Cometic Gasket Inc. Exhaust Gaskets are designed to be used with manifolds or headers. Offered in a range of materials to make sure you are...
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Regular price$5.95
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Cometic Chrysler 420A/ECC .140in MLS Cylinder Head Gasket - 88.5mm Bore Cometic Chrysler 420A/ECC .140in MLS Cylinder Head Gasket - 88.5mm Bore
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Cometic Chrysler 420A/ECC .140in MLS Cylinder Head Gasket - 88.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.140". Cometic MLS (Multi-Layer...
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Sale price$235.95 Regular price$261.92
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Cometic Dodge 2.0L/2.4L DOHC 420A 88.5mm Bore .120in MLS Head Gasket Cometic Dodge 2.0L/2.4L DOHC 420A 88.5mm Bore .120in MLS Head Gasket
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Cometic Dodge 2.0L/2.4L DOHC 420A 88.5mm Bore .120in MLS Head...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.120". Cometic MLS (Multi-Layer...
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Sale price$235.95 Regular price$261.92
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Cometic Dodge 2/2.4L 88.5mm .075 inch MLS-5 DOHC 420A Motor Head Gasket Cometic Dodge 2/2.4L 88.5mm .075 inch MLS-5 DOHC 420A Motor Head Gasket
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Cometic Dodge 2/2.4L 88.5mm .075 inch MLS-5 DOHC 420A Motor...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.075". Cometic MLS (Multi-Layer...
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Sale price$121.95 Regular price$134.49
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Cometic Chrysler 420A/ECC .070in MLS Cylinder Head Gasket - 88.5mm Bore Cometic Chrysler 420A/ECC .070in MLS Cylinder Head Gasket - 88.5mm Bore
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Cometic Chrysler 420A/ECC .070in MLS Cylinder Head Gasket - 88.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.070". Cometic MLS (Multi-Layer...
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Sale price$121.95 Regular price$134.49
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Cometic Chrysler 420A/ECC .066in MLS Cylinder Head Gasket - 88.5mm Bore Cometic Chrysler 420A/ECC .066in MLS Cylinder Head Gasket - 88.5mm Bore
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Cometic Chrysler 420A/ECC .066in MLS Cylinder Head Gasket - 88.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.066". Cometic MLS (Multi-Layer...
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Sale price$121.95 Regular price$134.49
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Cometic Dodge 2/2.4L 88.5mm Bore 0.060in MLS-5 DOHC 420A Motor Head Gasket Cometic Dodge 2/2.4L 88.5mm Bore 0.060in MLS-5 DOHC 420A Motor Head Gasket
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Cometic Dodge 2/2.4L 88.5mm Bore 0.060in MLS-5 DOHC 420A Motor...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.060". Cometic MLS (Multi-Layer...
Available to Order
Sale price$121.95 Regular price$134.49
1-2 Shipping (In-stock Items)
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Financing Options Available
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Cometic Chrysler 420A/ECC .051in MLS Cylinder Head Gasket - 88.5mm Bore Cometic Chrysler 420A/ECC .051in MLS Cylinder Head Gasket - 88.5mm Bore
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Cometic Chrysler 420A/ECC .051in MLS Cylinder Head Gasket - 88.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". Cometic MLS (Multi-Layer...
Available to Order
Sale price$92.95 Regular price$102.61
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Cometic Chrysler 420A/ECC .045in MLS Cylinder Head Gasket - 88.5mm Bore Cometic Chrysler 420A/ECC .045in MLS Cylinder Head Gasket - 88.5mm Bore
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Cometic Chrysler 420A/ECC .045in MLS Cylinder Head Gasket - 88.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.045". Cometic MLS (Multi-Layer...
Available to Order
Sale price$92.95 Regular price$102.61
1-2 Shipping (In-stock Items)
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Financing Options Available
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Cometic Dodge 2/2.4L DOHC 420A Motor 88.5mm bore .040 thick MLS Head Gasket Cometic Dodge 2/2.4L DOHC 420A Motor 88.5mm bore .040 thick MLS Head Gasket
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Cometic Dodge 2/2.4L DOHC 420A Motor 88.5mm bore .040 thick...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Cometic MLS (Multi-Layer...
Available to Order
Sale price$92.95 Regular price$102.61
1-2 Shipping (In-stock Items)
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Financing Options Available
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Cometic Chrysler 420A/ECC .030in MLS Cylinder Head Gasket - 88.5mm Bore Cometic Chrysler 420A/ECC .030in MLS Cylinder Head Gasket - 88.5mm Bore
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Cometic Chrysler 420A/ECC .030in MLS Cylinder Head Gasket - 88.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.030". Cometic MLS (Multi-Layer...
Available to Order
Sale price$92.95 Regular price$102.61
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
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Cometic Chrysler 420A/ECC .120in MLS Cylinder Head Gasket - 87.5mm Bore Cometic Chrysler 420A/ECC .120in MLS Cylinder Head Gasket - 87.5mm Bore
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Cometic Chrysler 420A/ECC .120in MLS Cylinder Head Gasket - 87.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.120". Cometic MLS (Multi-Layer...
Available to Order
Sale price$235.95 Regular price$261.92
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
Add to cart
Cometic Chrysler 420A/ECC .066in MLS Cylinder Head Gasket - 87.5mm Bore Cometic Chrysler 420A/ECC .066in MLS Cylinder Head Gasket - 87.5mm Bore
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Cometic Chrysler 420A/ECC .066in MLS Cylinder Head Gasket - 87.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.066". Cometic MLS (Multi-Layer...
Available to Order
Sale price$121.95 Regular price$134.49
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
Add to cart
Cometic Chrysler 420A/ECC .060in MLS Cylinder Head Gasket - 87.5mm Bore Cometic Chrysler 420A/ECC .060in MLS Cylinder Head Gasket - 87.5mm Bore
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Cometic Chrysler 420A/ECC .060in MLS Cylinder Head Gasket - 87.5mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.060". Cometic MLS (Multi-Layer...
Available to Order
Sale price$121.95 Regular price$134.49
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
Add to cart
Cometic Dodge 2/2.4L DOHC 420A Motor 87.5mm bore .051 thick MLS Head Gasket Cometic Dodge 2/2.4L DOHC 420A Motor 87.5mm bore .051 thick MLS Head Gasket
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Cometic Dodge 2/2.4L DOHC 420A Motor 87.5mm bore .051 thick...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". Cometic MLS (Multi-Layer...
Available to Order
Sale price$92.95 Regular price$102.61
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
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