fits model: Kx250f. make: Kawasaki. year: 2006–2009.

( Brand: Namura Technologies ), ( Manufacturer Part Number: NX-20031-C ), ( Part Type: Piston )
The Namura NX-20031-C 76mm Piston Kit is specifically designed for Kawasaki KX250F motorcycles manufactured between 2006 and 2009. This piston kit is an upgrade for the standard 77mm piston and offers several notable improvements for enhanced engine performance.
The key feature of this piston kit is its oversize 76mm diameter piston, which provides increased compression and power output. The piston is precision-machined from forged aluminum alloy, ensuring both strength and lightness for optimal engine response. The piston crown is dish-shaped and lasered with a dense, fine spray coating that reduces friction and facilitates smooth engine operation.
The kit also includes a new ring set, consisting of a compressed piston ring, a low-tension oil control ring, and a top compressive ring. These rings have been meticulously designed to operate efficiently on the oversized piston and deliver better sealing and longer ring life.
Additionally, the piston pin and piston pin bushings are included in the purchase. These components offer a tight fit with the piston, ensuring minimal lateral movement and minimizing the risk of piston slap. This enhances engine durability and overall performance.
Furthermore, the piston kit boasts top-quality coatings that can prolong component life while providing improved engine efficiency. For instance, the piston skirt has a thermally-fused chrome ring coating that minimizes scuffing and wear during high RPM operations. The ring lands exhibit a gas-nitrided coating that increases the strength and hardness, ensuring accurate ring sealing.
To achieve a seamless installation, the kit comes with O-rings for the piston pin and piston pin bushings. This ensures a proper seal and minimal thrust footage loss, allowing the engine to perform at its best.
In summary, the Namura NX-20031-C 76mm Piston Kit is a performance upgrade for Kawasaki KX250F motorcycles, offering enhanced compression, increased power output, improved sealing, and extended component life. The precision-engineered piston, new ring set, and quality coatings make it a wise investment for riders seeking peak engine performance and durability.
Buying the Namura NX-20031-C 76mm piston kit for a Kawasaki KX250F (2006-2009) with a standard 77mm bore might be a consideration for those looking to enhance the performance of their motorcycle engine. This piston kit comes with several potential benefits and drawbacks, which are detailed below.
Pros:1. Increased Performance: The primary reason for purchasing aftermarket pistons is to improve engine performance. The Namura piston kit is designed to provide better compression ratio and efficiency, thereby increasing horsepower and torque. In turn, this translates into faster acceleration and better overall performance.
2. Enhanced Durability: Aftermarket pistons are made from high-grade materials that can withstand the rigors of off-road racing or high-performance riding. The piston kit from Namura may provide increased longevity, reducing the need for frequent replacement.
3. Customizability: Motorcycle enthusiasts often seek customized parts to personalize their bikes and achieve optimal performance. The Namura piston kit offers the option to fine-tune the engine by altering bore sizes, compression ratios, and other key aspects.
Cons:1. Cost: Aftermarket piston kits can be expensive compared to OEM (original equipment manufacturer) parts. The Namura NX-20031-C kit may put a significant dent in your wallet, hence the need for careful consideration.
2. Installation Complication: Installing aftermarket piston kits requires a high level of expertise and specialized tools. It is crucial to ensure that the installation process is carried out correctly to avoid potential engine damage or loss of performance. It may be necessary to hire a professional mechanic or tune the bike after the installation.
3. Legal and Safety Concerns: Installing a larger piston kit, such as the Namura 76mm one, may result in non-compliance with regulations in certain localities or races. It is essential to check local laws and motorcycle racing rules before making the purchase. Additionally, poorly installed or misconfigured piston kits can increase the risk of engine damage or failure.
Conclusion:The Namura NX-20031-C 76mm piston kit can lead to better engine performance and improved durability for the Kawasaki KX250F (2006-2009) with a standard 77mm bore. However, it comes with some potential drawbacks, including increased cost, complexity of installation, and potential legal and safety concerns. Careful consideration of these factors, along with the advice of a knowledgeable mechanic, can help make an informed decision on whether to invest in this piston kit for your Kawasaki motorcycle.
Recommendation:If the performance gains and increased durability offered by the Namura NX-20031-C 76mm piston kit align with your riding goals and budget, then it could be a worthwhile investment. Make sure you work with an experienced mechanic or performance shop to ensure proper installation and configuration. Always check local regulations before installing the kit to avoid unexpected complications. Overall, the choice to buy this piston kit is a personal one that depends on your riding style, off-road racing requirements, and willingness to invest in high-performance modifications.
Kit Includes piston, rings, pin, clips you get exactly what is pictured. Compression ratio of 13.5:1. Made in Taiwan. Piston dome is anodized for superior heat resistance and longer lifespan.
Unlike other Namura pistons which are cast, this piston is forged. Compatible with Kawasaki model's below: 2006 KX250F. Size C piston is 76.97mm. Piston skirts are Molybdenum Teflon coated to minimize resistance/wear and provide extended life.
Kit is for standard bore size - 77.00mm. Manufactured by Namura.