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 Nissan SR20DE/DET 88.5mm .051 MLS Head Gasket w/ no Extra Oil Holes Cometic Nissan SR20DE/DET 88.5mm .051 MLS Head Gasket w/ no Extra Oil Holes
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Cometic Nissan SR20DE/DET 88.5mm .051 MLS Head Gasket w/ no...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". FWD. No Add'l...
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Sale price$96.95 Regular price$107.24
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Cometic Nissan SR20DE/DET 88.5mm .045 MLS Head Gasket w/ no Extra Oil Holes Cometic Nissan SR20DE/DET 88.5mm .045 MLS Head Gasket w/ no Extra Oil Holes
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Cometic Nissan SR20DE/DET 88.5mm .045 MLS Head Gasket w/ no...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.045". FWD. No Add'l...
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Sale price$96.95 Regular price$107.24
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Cometic Nissan SR20DE/DET 88.5mm .040 MLS Head Gasket w/ no Extra Oil Holes Cometic Nissan SR20DE/DET 88.5mm .040 MLS Head Gasket w/ no Extra Oil Holes
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Cometic Nissan SR20DE/DET 88.5mm .040 MLS Head Gasket w/ no...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". FWD. No Add'l...
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Sale price$96.95 Regular price$107.24
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Cometic Nissan SR20DE/DET 88.5mm .030 MLS Head Gasket w/ no Extra Oil Holes Cometic Nissan SR20DE/DET 88.5mm .030 MLS Head Gasket w/ no Extra Oil Holes
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Cometic Nissan SR20DE/DET 88.5mm .030 MLS Head Gasket w/ no...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.030". FWD. No Add'l...
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Sale price$96.95 Regular price$107.24
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Cometic Nissan SR20DE/DET 88.5mm .027 MLS Head Gasket w/ no Extra Oil Holes Cometic Nissan SR20DE/DET 88.5mm .027 MLS Head Gasket w/ no Extra Oil Holes
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Cometic Nissan SR20DE/DET 88.5mm .027 MLS Head Gasket w/ no...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.027". FWD. No Add'l...
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Sale price$96.95 Regular price$107.24
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Cometic Mazda Miata 1.6L B6D 80mm Bore .140 inch MLS-5 Head Gasket Cometic Mazda Miata 1.6L B6D 80mm Bore .140 inch MLS-5 Head Gasket
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Cometic Mazda Miata 1.6L B6D 80mm Bore .140 inch MLS-5...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$224.95 Regular price$249.41
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Cometic Mazda Miata 1.6L B6D 80mm Bore .092 inch MLS-5 Head Gasket Cometic Mazda Miata 1.6L B6D 80mm Bore .092 inch MLS-5 Head Gasket
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Cometic Mazda Miata 1.6L B6D 80mm Bore .092 inch MLS-5...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$147.95 Regular price$163.60
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Cometic Mazda Miata 1.6L B6D Motor 80mm .086 inch MLS Head Gasket Cometic Mazda Miata 1.6L B6D Motor 80mm .086 inch MLS Head Gasket
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Cometic Mazda Miata 1.6L B6D Motor 80mm .086 inch MLS...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$147.95 Regular price$163.60
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Cometic Mazda Miata 1.6L 80mm .080 inch MLS Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .080 inch MLS Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .080 inch MLS Head Gasket...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.080". Cometic MLS (Multi-Layer...
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Sale price$147.95 Regular price$163.60
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Cometic Mazda Miata 1.6L 80mm .075 inch MLS Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .075 inch MLS Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .075 inch MLS Head Gasket...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.075". Cometic MLS (Multi-Layer...
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Sale price$137.95 Regular price$152.34
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Cometic Mazda Miata 1.6L 80mm .070 inch MLS Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .070 inch MLS Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .070 inch MLS Head Gasket...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$137.95 Regular price$152.34
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Cometic Mazda Miata 1.6L 80mm .066 inch MLS-5 Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .066 inch MLS-5 Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .066 inch MLS-5 Head Gasket...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$137.95 Regular price$152.34
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Cometic Mazda Miata 1.6L 80mm .056 inch MLS-5 Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .056 inch MLS-5 Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .056 inch MLS-5 Head Gasket...
Cometic Mazda Miata 1.6L 80mm .056 inch MLS-5 Head Gasket B6D MotorThis Part Fits: Year Make Model Submodel 1988-1993 Mazda 323 Base 1988 Mazda 323...
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Sale price$137.95 Regular price$152.34
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Cometic Mazda Miata 1.6L 80mm .036 inch MLS Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .036 inch MLS Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .036 inch MLS Head Gasket...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". Cometic MLS (Multi-Layer...
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Sale price$108.95 Regular price$120.63
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Cometic Mazda Miata 1.6L 80mm .027 inch MLS Head Gasket B6D Motor Cometic Mazda Miata 1.6L 80mm .027 inch MLS Head Gasket B6D Motor
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Cometic Mazda Miata 1.6L 80mm .027 inch MLS Head Gasket...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.027". Cometic MLS (Multi-Layer...
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Sale price$108.95 Regular price$120.63
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Cometic Honda D15B1-2-7/D16A6-7 79mm .040 inch MLS SOHC ZC Head Gasket Cometic Honda D15B1-2-7/D16A6-7 79mm .040 inch MLS SOHC ZC Head Gasket
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Cometic Honda D15B1-2-7/D16A6-7 79mm .040 inch MLS SOHC ZC Head...
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$96.95 Regular price$107.24
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Cometic Honda D15B1-2-7/D16A6-7 79mm .030 inch MLS SOHC ZC Head Gasket Cometic Honda D15B1-2-7/D16A6-7 79mm .030 inch MLS SOHC ZC Head Gasket
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Cometic Honda D15B1-2-7/D16A6-7 79mm .030 inch MLS SOHC ZC Head...
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$96.95 Regular price$107.24
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .075in MLS Cylinder Head Gasket - 78mm Bore Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .075in MLS Cylinder Head Gasket - 78mm Bore
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .075in MLS Cylinder Head Gasket - 78mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$123.95 Regular price$137.55
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .060in MLS Cylinder Head Gasket - 78mm Bore Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .060in MLS Cylinder Head Gasket - 78mm Bore
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .060in MLS Cylinder Head Gasket - 78mm...
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$123.95 Regular price$137.55
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Cometic Honda D15B1-2-7/D16A6-7 78mm .051 inch MLS SOHC ZC Head Gasket Cometic Honda D15B1-2-7/D16A6-7 78mm .051 inch MLS SOHC ZC Head Gasket
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Cometic Honda D15B1-2-7/D16A6-7 78mm .051 inch MLS SOHC ZC Head...
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$96.95 Regular price$107.24
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
Add to cart
Cometic Honda D15B1-2-7/D16A6-7 78mm .030 inch MLS SOHC ZC Head Gasket Cometic Honda D15B1-2-7/D16A6-7 78mm .030 inch MLS SOHC ZC Head Gasket
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Cometic Honda D15B1-2-7/D16A6-7 78mm .030 inch MLS SOHC ZC Head...
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$96.95 Regular price$107.24
1-2 Shipping (In-stock Items)
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Financing Options Available
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .120in MLS Cylinder Head Gasket - 77mm Bore Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .120in MLS Cylinder Head Gasket - 77mm Bore
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .120in MLS Cylinder Head Gasket - 77mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
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Sale price$228.95 Regular price$254.29
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .070in MLS Cylinder Head Gasket - 77mm Bore Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .070in MLS Cylinder Head Gasket - 77mm Bore
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Cometic Honda D15B1/D15B2/D15B6/D15B7/D15B8/D16A6 .070in MLS Cylinder Head Gasket - 77mm...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
Available to Order
Sale price$123.95 Regular price$137.55
1-2 Shipping (In-stock Items)
Guaranteed Fitment
Financing Options Available
Add to cart
Cometic Honda D15B1-2-7/D16A6-7 77mm .051 inch MLS SOHC ZC Head Gasket Cometic Honda D15B1-2-7/D16A6-7 77mm .051 inch MLS SOHC ZC Head Gasket
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Cometic Honda D15B1-2-7/D16A6-7 77mm .051 inch MLS SOHC ZC Head...
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". World Products Man-o-War...
Available to Order
Sale price$96.95 Regular price$107.24
1-2 Shipping (In-stock Items)
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Financing Options Available
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