Customer Ratings

4.9/5 (546 Reviews)

4.81/5 (1,689 Reviews)

Customer Reviews ⭐️ Lionparts has awesome customer service and can’t thank them enough for their help in getting my order/setup correct! - Tom M. ⭐️ Best customer service I have experienced in a very long time. Product is high quality and fits perfect - Christy ⭐️ LionParts has been very consistent, and helpful finding the necessary parts for my needs! - Curtis ⭐️ Had an awesome experience with Lionsparts! I bought my KFI snow plow from them through Trevor who was very knowledgeable and helpful! - Eric

Athena Top End Gasket Kit P400480600126

Name: Athena Top End Gasket Kit P400480600126
Brand: Athena
SKU: P400480600126-ATHENA-0426-ATH
Price: 90.42 USD
Availability: InStock

$90.42 ~~$92.95~~

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Fitment

Customer Reviews ⭐️ Lionparts has awesome customer service and can’t thank them enough for their help in getting my order/setup correct! - Tom M. ⭐️ Best customer service I have experienced in a very long time. Product is high quality and fits perfect - Christy ⭐️ LionParts has been very consistent, and helpful finding the necessary parts for my needs! - Curtis ⭐️ Had an awesome experience with Lionsparts! I bought my KFI snow plow from them through Trevor who was very knowledgeable and helpful! - Eric

Athena Top End Gasket Kits are the ultimate reference for riders and mechanics seeking a complete, reliable, and high-quality solution for top end overhauls.

Born from decades of engineering expertise and direct collaboration with leading OEM manufacturers and international racing teams, these kits deliver unmatched precision, performance, and durability.

Unrivaled range for every engine type

Athena offers one of the most extensive gasket kit ranges on the market: from vintage motorcycles to modern scooters, high-performance sport bikes, off-road machines, ATVs, marine engines, and snowmobiles. Each kit is engineered to perfectly match OEM specifications, ensuring full compatibility and consistent performance.

Complete kits, no surprises during installation

Every Athena Top End Gasket Kit includes all the necessary components for a full top end rebuild: head gaskets, base gaskets, exhaust gaskets, and all secondary elements such as O-rings and washers. This all-in-one approach simplifies maintenance and eliminates the risk of missing parts during assembly.

Advanced materials that exceed OEM standards

Thanks to its in-house R&D department, Athena develops and manufactures gaskets using materials that replicate or outperform OEM specifications. All gaskets are produced internally under certified quality control and are designed to withstand extreme thermal and mechanical stress, ensuring maximum sealing even under the harshest conditions.

Cutting-edge design and rigorous testing

Design processes include 2D and 3D modeling, Fuji Paper and Tin Testing, FEM simulations, and validation on static and dynamic test benches. Embossed multi-layer gaskets are optimized for uniform compression and pressure distribution. Quality checks with profilometers and Virtek® systems ensure full compliance with technical specifications.

Race-proven technology, available to everyone

Athena gaskets are tested on track by professional riders competing in the world's most demanding championships. Real-world racing data is analyzed to refine every detail, bringing to market a product born from competition and built for everyday reliability.

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