Description
Rebuilding your top end shouldn’t involve hunting down individual gaskets and clips. The Vertex Top End Piston Kit is the ultimate OEM Replacement all-in-one solution, providing everything you need to restore factory-spec compression and reliability in a single box. At Moto-House MX, we specialize in high-performance maintenance, and this kit is the gold standard for riders who want a seamless, professional-grade overhaul for their Yamaha 250F.
At the core of this kit is a 13.8:1 high-compression piston forged from 2618 aluminum for Heavy Duty durability and superior heat management. Every piston features a high-tech Molybdenum Disulfide skirt coating to ensure Racing Performance with reduced friction and lightning-fast break-in times. Because it includes the forged piston, rings, wrist pin, circlips, and the complete top-end gasket set, you can spend less time at the parts counter and more time at the track.
Top Features: Vertex Top End Kit VTKTC24371B
- Forged 2618 Aluminum Construction: Offers the structural integrity required for high-RPM racing and long-term durability.
- Complete Top End Solution: Includes the piston, rings, pin, circlips, and a high-quality top-end gasket kit for a comprehensive rebuild.
- Molybdenum Disulfide Coating: Advanced skirt treatment reduces wear and provides a protective layer during the critical initial startup.
- T-5 Hardening: Each piston undergoes a specialized tempering cycle to ensure it can withstand the extreme pressures of a 13.8:1 compression ratio.
Fitment List
| Year Range | Vehicle Brand | Vehicle Model & Size |
|---|---|---|
| 2019-2023 | Yamaha | YZ250F |
| 2020-2024 | Yamaha | YZ250FX |
| 2020-2025 | Yamaha | WR250F |
Frequently Asked Questions
Q: What makes the “Top End Kit” different from a standard Piston Kit?
A: While a standard kit only includes the piston and rings, this Top End Kit includes the necessary top-end gaskets, saving you the hassle of buying a separate gasket set for your rebuild.
Q: Does this kit maintain the stock compression ratio?
A: Yes, the 13.8:1 ratio is designed to meet or slightly enhance OEM specifications, providing excellent power delivery without requiring specialized race fuels in most conditions.
Q: Are Vertex pistons better than the original Yamaha equipment?
A: Vertex is a premier supplier for many European factory race teams. Their forged pistons often provide superior strength-to-weight ratios compared to standard cast OEM units.
Upgrade Your Ride at Moto-House MX and experience the Vertex difference!
Moto-House MX – Choice of Champions – is located in Clermont/Montverde, FL. The best motocross shop in Central Florida.
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