Description
Give your 250cc 4-stroke the seal it deserves during your next piston service. The Moose Offroad Top End Gasket Kit is the ultimate OEM Replacement for riders performing routine maintenance or a full performance refresh. Designed for total reliability and performance, this kit ensures your combustion chamber remains airtight, preventing power loss and ensuring Moto-House MX customers get the most out of every ride.
Engineered and made in the USA, this kit features high-tech materials designed for an accurate fit and maximum durability. This performance-oriented set includes every gasket, O-ring, and seal required for a top-end rebuild—including valve seals, head, base, exhaust, and tensioner gaskets. For riders looking for an extra edge, this high-compression kit utilizes a precision .012″ base gasket to effectively raise compression without the high cost of aftermarket pistons or cylinder head machining.
Top Features: Moose 0934-5361 Top End Gasket Kit
- High-Compression Performance: Includes a .012″ base gasket designed to raise compression for increased racing performance.
- Complete Top-End Set: Comes with the head gasket, base gasket, exhaust gasket, valve seals, and all necessary O-rings.
- Made in the USA: Manufactured with premium materials to ensure a professional-grade seal and long-term durability.
- Cost-Effective Power: A proven way to boost engine response and compression at a fraction of OEM cost.
- Piston-Ready Design: Specifically curated for riders performing a piston replacement or top-end inspection.
Fitment List
| Year Range | Vehicle Brand | Vehicle Model & Size |
|---|---|---|
| 2016-2022 | KTM | 250 SX-F / 250 XC-F |
| 2016-2022 | Husqvarna | FC 250 / FE 250 |
| 2021-2023 | Gas Gas | MC 250F / EX 250F |
| 2023-2024 | Gas Gas | EC 250F |
| 2017-2022 | KTM | 250 EXC-F / Six Days |
| 2019 | KTM | Freeride 250 F |
| 2015 | KTM | 250 SX-F Factory Edition |
Frequently Asked Questions
Q: Does this kit include the valve cover gasket?
A: No, this kit does not include the formed rubber valve cover gasket; please reuse your existing one if it is in good condition or purchase one separately.
Q: Will the high-compression base gasket require me to run higher octane fuel?
A: While designed to raise compression, most riders find it works well with standard high-quality 91-93 octane pump gas, though racing performance is best achieved with consistent fuel quality.
Q: Are the valve seals included in this top end kit?
A: Yes, valve seals are included, which is essential for preventing oil from leaking into the combustion chamber during high-RPM use.
Upgrade Your Ride today at Moto-House MX!
Moto-House MX – Choice of Champions – is located in Clermont/Montverde, FL. The best motocross shop in Central Florida.
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