Customer Ratings
Athena Complete Gasket Kit P400270900096
Athena's Complete Engine Gasket Kits for offroad applications are engineered to meet the toughest demands of motocross, enduro, and ATV/UTV engines. Designed for full engine overhauls, this kit provides every seal and gasket needed to restore performance and reliability under the harshest conditions.
Every seal you need, in one complete kit
This Athena Engine Kit includes all essential gaskets and seals: head, base, crankcase, exhaust, valve cover, engine oil seals, valve stem seals, O-rings, and washers. Nothing is left out-each component is selected to ensure long-lasting performance in high-stress environments.
Race-developed technology for offroad performance
Athena supports top teams in MXGP, AMA Supercross, Pro Motocross, and EnduroGP. Gaskets are tested on track 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.
Trusted by OEMs worldwide
Athena has long-standing partnerships with leading European and Japanese offroad manufacturers. This ensures perfect OEM compatibility, precise fitment, and consistent performance across a wide range of offroad engines.
Advanced design and total quality control
Each gasket is developed using 2D/3D modeling, Fuji Paper and Tin Testing, FEM simulations, and validated on static and dynamic test benches. Multi-layer embossing ensures uniform compression and optimal sealing. Dimensional accuracy is verified using profilometers and Virtek® systems.
Description:
- All gaskets and seals included for complete engine rebuilds
- Perfect fit with OEM offroad engine specifications
- Built to withstand extreme and prolonged conditions
- Developed with factory teams in MXGP and AMA
Brand: Athena
Part Number: P400270900096
Fitment:
- GAS GAS EC250 2T 2024-2025
- GAS GAS EC250 2024-2025
- GAS GAS EC300 2T 2024-2026
- GAS GAS EC300 2024-2026
- GAS GAS EX250 2024-2025
- GAS GAS EX300 2024-2026
- GAS GAS MC250 2024-2026
- GAS GAS MC300 2025
- Husqvarna TC250 2023-2026
- Husqvarna TC300 2025
- Husqvarna TE250 2024-2026
- Husqvarna TE300 2024-2026
- Husqvarna TX300 2023-2026
- KTM 250 EXC 2024-2025
- KTM 250 EXC 2024-2026
- KTM 250 SX 2023-2026
- KTM 250 XC 2023-2026
- KTM 250 XC-W 2024-2026
- KTM 300 EXC 2024-2026
- KTM 300 SX 2023-2026
- KTM 300 XC 2023-2026
- KTM 300 XC-W 2024-2026
Note: Image is for reference only, actual product may vary slightly.