Head Gaskets

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

Cometic Harley-Davidson EVO Stock Bore Head Gasket. .020in S/S 3.500in Bore 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 Tc Breather Bolt O-Ring 10Pk.

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

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

Cometic Harley-Davidson 1200-1340 EVO Head 3.512in 2Pk. .043in Copper Gasket

Cometic Harley-Davidson Shovelhead 3 13/16 Big Bore .020 Copper Head Gaskets - 2 Pack

Cometic Harley-Davidson Shovelhead 3 5/8 Big Bore .020 Copper Head Gaskets - 2 Pack

Cometic 72-73 Harley-Davidson Sportster 1000cc .020 Copper Head Gasket - 2 Pack

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 Twin Cam 96mm Bore .043 Head Gasket - 2 Pack

Cometic Harley-Davidson Twin Cam 96mm Bore .051 Head Gasket - 2 Pack

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....

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

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

Cometic Hi Perf 92-99 Std. Bore B/T EVO. T/E With .045inH/G

Cometic Hi Perf 92-99 Std. Bore B/T EVO. T/E With .030inH/G

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....

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....

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....

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

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....

Cometic Harley-Davidson EVO 1340 3-5/8 Bore .016 Ba (Blank)

Cometic Harley-Davidson Panhead 3-5/8in Big Bore S&S .032 Copper 3.88in Bore 2Pk.

Cometic 48-65 Harley-Davidson Panhead .043 Head Gasket - 2 Pack

Cometic Hd S&S 4.00inBig Bore Evo Head .043in Cfm-20

Cometic Harley-Davidson EVO 1340 3-5/8 Bore .010 Ba (Blank)

Cometic Harley-Davidson 4in EVO Copper Head .020in 2 Pk.

Cometic Harley-Davidson 4in EVO Copper Head .043in 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 Lg. Rubb Pushrod Cover Seal 1948-80 Pan,Shovelhead 25Pk.

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 3-5/8 Bore .005 Ba (Blank)

Cometic 66-83 Harley-Davidson Shovelheads .043 Head Gasket - 2 Pack

Cometic 66-83 Harley-Davidson Shovelheads .043 Head Gasket - 1 Pack

Cometic 66-83 Harley-Davidson Shovelheads .043 Head Gasket - 10 Pack

Cometic Harley-Davidson EVO 1340 3-5/8 Bore Builder (Blank)

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....

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

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

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