Head Gaskets

Cometic Harley-Davidson Shovel Head 3-5/8 Big Bore .043in Cfm-20 1Pk.

Cometic Harley-Davidson Shovel Head 3-5/8 Big Bore .043in Cfm-20 10Pk.

All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson EVO 1340 3-13/16 Bore .010 Copper

Cometic Harley-Davidson EVO 1340 3-13/16 Bore .005 Copper

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

It has excellent sealability in a variety of environments and flange conditions

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

It has excellent sealability in a variety of environments and flange conditions

It has excellent sealability in a variety of environments and flange conditions

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson Sporty 72-E73 3.248in Bore .020 Copper H/G 2 Pk

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson Sportster 900Cc 57-71 .032in Copper H/G 10Pk.

All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson S/S 3 13/16S Head Gasket. EVO Motors .030in 2Pk.

Cometic Harley-Davidson S/S 3 13/16S Head & Base Kit EVO Motors .036in H/G .020in B/G

Cometic Harley-Davidson S/S 3 13/16S Head Gasket. EVO Motors .036in 2Pk.

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson S/S 3.670in 3 5/8inHead Gasket. EVO Motors .030in 2 Pk.

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

Cometic Harley-Davidson S/S 3.670in 3 5/8inHead Gasket. EVO Motors .044in 2Pk.

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

Cometic Harley-Davidson S/S 3.670in 3 5/8inHead Gasket. EVO Motors .036in 2Pk.

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson EVO Stock Bore 3.500in H&B Set,.040inH/G, .020inB/G, Big Tw

Cometic Harley-Davidson EVO Stock Bore 3.570in Head Gasket S/Steel 2Pk. .040in

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

Cometic Harley-Davidson EVO Stock Bore 3.500in Head Gasket S/Steel 2Pk. .045in

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

Cometic Harley-Davidson EVO Stock Bore 3.500in Head Gasket S/Steel 2Pk. .040in

Cometic Harley-Davidson EVO Stock Bore 3.500in Head Gasket S/Steel 2Pk. .036in

Cometic Harley-Davidson EVO Stock Bore 3.500in Head Gasket S/Steel 2Pk. .030in

Cometic Harley-Davidson EVO Stock Bore 3.500in Head Gasket S/Steel 2Pk. .027in

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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes