Cometic .040" Head Gasket 2-Pack - Harley Twin Cam
About Cometic
Cometic Gasket manufactures multi-layer steel head gaskets and complete gasket kits in Concord, Ohio. On a built V-twin running higher compression or a big-bore kit, the MLS head gasket is what keeps the top end sealed — which is why Cometic is the default spec on so many engine builds.
Achieve a superior seal on your Twin Cam engine with this Cometic .040" Head Gasket 2-pack. Engineered to meet the demands of modern V-twin performance builds, these gaskets provide consistent sealing across thermal cycles. They are an essential component for maintaining high compression and preventing leaks in your top-end.
Why riders pick this
- 0.040" thickness for Twin Cam engines
- Engineered for high-compression performance builds
- Two gaskets per pack for complete coverage
- Manufactured to OEM sealing specifications
- Direct fit for Harley-Davidson Twin Cam
When you're pushing your Twin Cam for maximum output, the integrity of your head gaskets is paramount. This Cometic .040" Head Gasket 2-pack is specifically designed to deliver a robust and consistent seal, even under the higher compression and thermal demands of performance V-twin engines. Built with quality materials, these gaskets are engineered for durability and reliability where it counts.
Engineered for High-Performance V-Twins
- Features a 0.040" thickness for reliable sealing on Twin Cam engines
- Designed to handle the higher compression demands of performance builds
- Two gaskets per pack, covering both cylinder heads for a complete job
- Manufactured to OEM sealing specifications for a direct fit
The Foundation of a Powerful Top-End
Don't compromise on critical engine components. These Cometic head gaskets are a smart investment for any Twin Cam owner performing a top-end service, cam swap, or full engine rebuild. Ensuring a proper seal is fundamental to maintaining horsepower and torque, and these gaskets provide the confidence you need for aggressive riding. Always confirm the correct thickness for your specific build before installation.
Specifications
- Brand: Cometic
- Manufacturer Part #: C9726
- Thickness: 0.040 in
- Length: 6.05 in
- Width: 7 in
- Weight: 0.11 lbs
- Quantity: 2 per pack
Common questions
How many gaskets are included in this pack?
This is a 2-pack, meaning you will receive two head gaskets, which is enough to service both cylinders of one Twin Cam engine.
Will this gasket fit my Sportster or Milwaukee-Eight engine?
No, this Cometic head gasket is specifically designed for Twin Cam engines only. Sportster and Milwaukee-Eight (M8) engines require different part numbers. Please confirm fitment for your specific model before ordering.
What thickness is this head gasket?
This Cometic head gasket has a thickness of 0.040 inches. Cometic offers various thicknesses for different compression ratios; ensure this is the correct thickness for your specific engine build.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Cometic |
| TYPE | Gaskets/Seals |
| SKU | 68-9726 |
| WEIGHT | 0.11 lb |
