Description
The PROX Exhaust Valve & Spring Conversion Kit (Part Number 28.SES6353-1) is the ultimate upgrade for your KTM 350 EXC-F and Husqvarna FE 350 models from 2012 to 2016. Designed with durability and performance in mind, this kit replaces OEM titanium valves with high-strength steel valves, providing increased longevity and resistance under extreme riding conditions. Whether you’re tearing up the trail or racing, this kit ensures your engine maintains optimal performance and reliability.
The kit includes a set of steel exhaust valves and specially engineered stronger valve springs, allowing your engine to handle higher RPMs and demanding environments with ease. The nitrided surface of the valves offers high microhardness, reducing wear and extending service life. The smooth, supersurface finish minimizes friction between the valve stem and guide, ensuring efficient operation and less heat buildup. These features work together to provide a significant upgrade over standard OEM components, making your engine more responsive and durable.
Installation is straightforward, as the PROX kit is fully compatible with OEM retainers, bases, and seals, requiring no additional modifications to your engine. The complete package offers a quick, cost-effective solution for replacing worn or damaged valves and springs, helping you get back on the trail or track with minimal downtime. Crafted from premium Chrome Vanadium Steel, the springs deliver consistent high-performance at elevated RPMs, ensuring your engine maintains peak power throughout demanding sessions.
- Steel Valves for increased durability and less wear under extreme conditions
- Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide
- Special stronger valve springs deal with the extra weight of the steel valves
- Springs are made from premium Chrome Vanadium Steel for higher performance and durability at high RPMs
- Fully rebuildable with OEM retainers, bases, and seals without the need for further engine modifications
- Comes as a complete package for quick, easy, and cost-efficient replacement
Upgrade your KTM or Husqvarna 350 EXC-F with the PROX Exhaust Valve & Spring Kit to ensure your engine performs at its best, even under the most demanding conditions. Designed for enthusiasts who demand durability, high performance, and straightforward installation, this kit is the perfect choice to extend your engine*s lifespan and improve overall reliability.
Features:* Steel valves for increased durability and less wear under extreme conditions* Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide* Special stronger valve springs deal with the extra weight of the steel valves* Springs are made from premium Chrome Vanadium Steel for higher performance and durability at high RPMs* Fully rebuildable with OEM retainers, bases, and seals without the need of any further engine modifications* Complete package for quick, easy, and cost-efficient replacement
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