Head Gaskets

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....

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 ,1999-10 T/C Breather Baffle Gasket .031inFiber 10 Pack

Cometic Harley-Davidson 99 Twin Cam Breather Cover Gasket .031F

Cometic Harley-Davidson ,1999-10 T/C Breather Cover Gasket. 10Pk .031F

Cometic Hd '99 Twin Cam Lifter Cvr. Gasket

Cometic 99 Harley-Davidson Twin Cam Head Gasket - 10 Pack

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 Panhead Rear Base 48-62 .020inRc 2 Pk

Cometic 48-62 Harley-Davidson Pan/Shovelhead .020 Front Head Gasket

Cometic Harley-Davidson Iron Sporty Mid73-85 .043in Copper H/G 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 Iron Sporty Mid73-85 .032in Copper H/G 1000Cc 2Pk.

Cometic Harley-Davidson Iron Sporty Mid73-85 .043in Copper H/G 1000Cc 10Pk.

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 72-73 Harley-Davidson Iron Sporty Head Gasket - 2 Pack

Cometic 72-73 Harley-Davidson Iron Sporty Head Gasket - 10 Pack

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

Cometic 84-99 Harley-Davidson 1340 EVO 3 5/8 Big Bore .030 RCM

Cometic 84-99 Harley-Davidson 1340 EVO 3 5/8 Big Bore .014 RCM

Cometic 84-99 Harley-Davidson 1340 EVO 3 5/8 Big Bore .010 Aluminum

Cometic 84-99 Harley-Davidson 1340 EVO 3 5/8 Big Bore .010 RCM

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, T/C. Hi Perf.Ex Gasket Spiral Wound #01-931 2-Pk

An additional HP Shim Layer can be added to provide increased stress around the combustion seal

An additional HP Shim Layer can be added to provide increased stress around the combustion seal

Cometic Harley-Davidson 1200/1340 & 883 Overbore .043in Cfm20 Head, 1 Pk

Cometic Harley-Davidson 1200/1340 & 883 Overbore .043in Cfm20 Head

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

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

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

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 600Cc Rotax Gasket..016in Copp 4.120 Sleeve

Cometic Harley-Davidson 600Cc Rotax Gasket..005 Copp 4.120 Sleeve

Cometic Harley-Davidson 600Cc Rotax Gasket..020 Copp 4.120 Sleeve

Cometic Harley-Davidson 600Cc Rotax Gasket..010 Copp 4.120 Sleeve

Conforms load distribution across the sealing area

Conforms load distribution across the sealing area

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....