Customer Ratings
Athena Top End Gasket Kit P400270600094
Athena's Top End Gasket Kits for offroad applications are engineered to meet the demands of motocross, enduro, and ATV/UTV riders who push their machines through mud, sand, dust, and extreme heat. These kits are the go-to solution for riders and mechanics who demand reliability, precision, and durability in every ride.
Race-proven technology for real-world performance
Athena supports top teams in the world's toughest championships-MXGP, AMA Supercross, Pro Motocross, EnduroGP. Gaskets are tested on track by professional riders and refined through direct collaboration between Athena's R&D department and race engineers. The same technology used in competition is made available to all riders.
Direct collaboration with leading OEM manufacturers
Athena has long-standing partnerships with the most respected European and Japanese offroad brands. This ensures perfect compatibility with OEM specifications, allowing for precise installation and consistent performance over time.
Complete top end sealing solution
Each Offroad Top End Kit includes all essential gaskets for the cylinder unit, such as head, base, exhaust gaskets, O-rings, and washers. Every component is selected to withstand the mechanical and thermal stress typical of offroad riding.
Advanced design and total quality control
Athena gaskets are developed using 2D/3D modeling, Fuji Paper and Tin Testing, FEM simulations, and validated on static and dynamic test benches. Multi-layer embossing is optimized for uniform compression and perfect sealing-even after hours of extreme use.
Description:
- Gaskets tested in MXGP, AMA, EnduroGP championships
- Perfect fit with OEM offroad engine specs
- All key top end seals included
- Engineered to withstand extreme offroad conditions
Brand: Athena
Part Number: P400270600094
Fitment:
- GAS GAS EC450 F 2024-2025
- GAS GAS ES500 2024-2025
- GAS GAS EX450 F 2024-2025
- GAS GAS MC450 F 2024-2026
- Husqvarna FC450 2023-2026
- Husqvarna FE450 2024-2026
- Husqvarna FE501 2024-2026
- Husqvarna FS450 2023-2026
- Husqvarna FX450 2023-2025
- Husqvarna FX450 2023-2026
- KTM 450 EXC F 2024-2026
- KTM 450 SXF 2023-2026
- KTM 450 XC-F 2023-2026
- KTM 450 XCF-W 2024-2025
- KTM 500 EXC F 2024-2026
Note: Image is for reference only, actual product may vary slightly.