Head Gaskets

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 2007+ Harley-Davidson 103in Bore Complete Gasket Kit w/ .060 Head 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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson 3.570in Stock Bore EVO .060 Head Gasket (Pair)

Cometic 2007+ Harley-Davidson 1200 Sportster Top End Gasket Kit w/ .030 Head Gasket

Cometic Harley-Davidson 2007-16 Twin Cam Fl Models California Sidecar Spec

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....

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 Hat Style Viton Valve Stem Seal All Twin Cam 03-17 4Pk

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 03-Up Twin Cam Std Bore T/E w/Hat Seal, w/O H/G

Cometic Harley-Davidson 03-Up Twin Cam Std Bore T/E w/ New Hat Valve Seal,030H/G

Cometic Harley-Davidson 84-Up Xl/Xb 3 9/16in H&B .040inH/G & .020in Base

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

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

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 3.875in 1550 Twin Cam .060 Head 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 your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil....

Cometic Harley-Davidson 3.875in 1550 Twin Cam .018 Head Gasket

Cometic Harley-Davidson 3.875in 1550 Twin Cam .045 Head Gasket

Cometic Mill/Nallin T/C 3.938inBore H&B Kit .045inH/G, .O-Ring Base

Cometic Mill Tech Twin Cam 4.250inBore H&B Kit .045inH/G & .020inBase

Cometic Millennium 3 13/16S Head & Base Kit .045in H/G & .020inB/G

Cometic Harley-Davidson 1982-85 Xlxlsxlh 1000 Spo (Blank)

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 Stud Washer.031 Vulcanized 8/Kit

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

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 1340 EVO 3 5/8 Bore .043 Copper Head Gasket

Cometic Harley-Davidson Twin Cam 4.250in Bore .051 Head Gasket

Cometic Harley-Davidson Twin Cam 4.250in Bore .050 Head Gasket

Cometic Harley-Davidson Twin Cam 4.250in Bore .045 Head Gasket

Cometic Harley-Davidson T/C 4.250in Head & Base Kit .040inH/G & .010in Base

Cometic Harley-Davidson T/C 4.250in Head & Base Kit .040inH/G&.020in Baset/C Profile

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 T/C 4.250in Head & Base Kit .036inH/G & .020in Base

Cometic Harley-Davidson Twin Cam 4.250in Bore .036 Head Gasket

Cometic Harley-Davidson T/C 4.250in Head & Base Kit .030inH/G & .020in Base

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 4.250in Bore .027 Head Gasket