Fit perfect
Cometic Evo Sportster Primary Gasket Single - Harley-Davidson Sportster
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.
This Cometic Evo Sportster primary gasket is designed to provide a secure, leak-free seal for your Evolution-engine Sportster's primary cover. It's an OEM-replacement part, ensuring a precise fit and reliable performance under all riding conditions.
Why riders pick this
- Securely seals primary cover on Evolution Sportster engines
- OEM replacement specification for direct fitment
- Single pack for individual gasket replacement needs
- Resists leaks under high-performance conditions
- Critical for maintaining primary drive integrity
When servicing your primary, a fresh gasket is crucial for preventing oil leaks and maintaining the integrity of your primary drive. This Cometic gasket is manufactured to exacting standards, offering a dependable seal that withstands the temperatures and vibrations of your V-twin engine. It's a straightforward replacement that helps keep your Sportster running clean and performing as it should.
Engineered for a Leak-Free Primary
- Designed for Evolution Sportster engines
- OEM replacement specification for accurate fitment
- Single-pack quantity for individual service needs
- Helps prevent primary oil weeping and leakage
Essential for Sportster Reliability
Ensuring a tight primary seal is vital for the longevity of your clutch and primary chain. This Cometic primary gasket provides the confidence that your primary fluid stays where it belongs, protecting internal components. Whether you're doing routine maintenance or addressing a leak, this gasket is a smart choice for any Harley-Davidson Sportster owner.
Specifications
- Brand: Cometic
- Manufacturer Part #: C9943F1
- OEM Part #: 34955-04
- UPC: 191070004880
- Length: 11.55 in
- Width: 19.1 in
- Height: 0.3 in
- Weight: 0.11 lbs
Common questions
Will this Cometic primary gasket fit my Sportster?
Yes, this gasket is designed for Evolution-engine Sportster models. It's recommended to confirm your OEM part number, which should be 34955-04, for a precise match.
What is included with this product?
This product includes one Cometic primary cover gasket. Depending on your specific primary gasket kit needs, you may require additional gaskets or seals.
Is this a direct replacement for the original Harley-Davidson gasket?
Yes, Cometic manufactures this gasket to OEM specifications, making it a direct replacement for the original Harley-Davidson primary cover gasket with part number 34955-04.
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 | 68-9943F1 |
| WEIGHT | 0.11 lb |
5 Stars
Good set of gaskets