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Cometic Head Gasket - .051" Twin Cam 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.
When rebuilding or upgrading your Twin Cam, a proper head gasket seal is crucial for engine longevity and performance. Cometic delivers with these .051" thick head gaskets, built to OEM specifications for reliable sealing. Each pack contains two gaskets, providing everything you need for a full top-end service.
Why riders pick this
- OEM-spec .051" compressed thickness
- Reliable sealing for Twin Cam engines
- Includes two gaskets for a complete top end
- Engineered for Harley-Davidson and Indian Twin Cams
These Cometic head gaskets are specifically designed for Twin Cam V-twin engines, ensuring a precise fit and reliable seal. With a .051" compressed thickness, they match OEM specifications, making them an excellent choice for stock rebuilds or performance applications where OEM thickness is desired. Cometic's commitment to quality means you're getting a gasket engineered to stand up to the heat and pressure of your V-twin.
Reliable Sealing for Twin Cam
- Built to OEM specifications for a precise fit and reliable seal
- .051" compressed thickness for Twin Cam applications
- Comes in a 2-pack, covering both cylinders for a complete job
- Engineered for both Harley-Davidson and Indian Motorcycle Twin Cam platforms
Quality You Can Trust
Whether you're refreshing a high-mileage Twin Cam or buttoning up a fresh build, these Cometic head gaskets provide the peace of mind that comes with quality components. A proper head gasket seal is fundamental to engine health, preventing leaks and maintaining optimal compression. Always ensure your cylinder heads and barrels are clean and flat before installation for the best results.
Specifications
- Brand: Cometic
- Manufacturer Part #: C9894-051
- Thickness: .051"
- Length: 6 in
- Width: 7 in
- Weight: 0.305 lbs
- Quantity: 2 per pack
Common questions
How many gaskets are included in this pack?
This product includes two head gaskets, one for each cylinder, making it suitable for a complete Twin Cam top-end service.
Will this work on Milwaukee-Eight engines?
No, these gaskets are specifically designed for Twin Cam engines and are not compatible with Milwaukee-Eight (M8) engines. M8 platforms require different gasket specifications.
What thickness are these head gaskets?
These Cometic head gaskets have a .051" compressed thickness, which aligns with OEM specifications for many Twin Cam applications.
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 | 68-9894-051 |
| WEIGHT | 0.3 lb |
I've been using cometic gaskets for a number of years. They never fail me they are a great gasket maker
Seems to be fine
Fit perfectly
Good
5 Stars