NAMURA TECHNOLOGIES NX-40005-3 Piston Kit .030 40.75MM

( Brand: Namura Technologies ), ( Manufacturer Part Number: NX-40005-3 ), ( Part Type: Piston )

Review NAMURA TECHNOLOGIES .030 Over Bore Piston Kit For Yamaha Fits Model's 40.75mm fits PW50 1981–2024

Introducing the Namura NX-40005-3 piston kit, an essential upgrade for your Yamaha PW50 engine model from 1981 to 2024. This piston kit is designed specifically for the 40.75mm bore size, ensuring a perfect fit for your engine.

The Namura NX-40005-3 piston kit is manufactured using the highest quality materials, guaranteeing superior durability and performance. Each piston is precision-machined to ensure optimal piston-to-cylinder clearance, reducing the risk of engine damage due to piston slap or excessive wear.

The piston kit includes three pistons, specifically designed for different compression ratios. This allows you to customize the performance of your engine to suit your specific riding style or application. The pistons are also designed with a dish shape, which provides improved combustion efficiency and reduced engine heat, resulting in improved power output and fuel efficiency.

The Namura NX-40005-3 piston kit also includes new rings, ensuring a proper seal between the piston and cylinder. The rings are made from high-quality materials that provide excellent wear resistance, allowing for longer ring life and reduced oil consumption.

The piston kit is easy to install, with clear instructions included in the packaging. Each piston is accompanied by its corresponding ring set and a new piston pin, ensuring a complete and hassle-free installation process.

In summary, the Namura NX-40005-3 piston kit is an excellent upgrade for your Yamaha PW50 engine. With its high-quality materials, precise machining, and customizable compression ratios, this piston kit will provide improved performance, durability, and fuel efficiency for your engine.

Considerations and Recommendation for Buying the Namura NX-40005-3 030 Piston Kit for Yamaha PW50 (1981-2024)

The Namura NX-40005-3 030 piston kit is a popular aftermarket option for owners of Yamaha PW50 mini bikes produced between 1981 and 2024. This piston kit is designed to offer improved performance and durability compared to the stock pistons. In this text, we will discuss the potential advantages and disadvantages of purchasing this piston kit for your Yamaha PW50.

1. Enhanced Power: The Namura NX-40005-3 030 piston kit is designed to provide an increase in power output, resulting in improved acceleration and top speed.

2. Durability: The piston kit is made from high-quality materials, which can help reduce engine wear and extend the life of the engine.

3. Customizability: The piston kit allows for the adjustment of compression ratio, enabling riders to tailor the engine to their specific riding style or conditions.

1. Cost: The Namura NX-40005-3 030 piston kit may be more expensive than the stock pistons, which could be a concern for budget-conscious owners.

2. Installation Complexity: Installing the piston kit may require a certain level of mechanical expertise and specialized tools, which could be a challenge for some owners.

3. Potential Power Increase: Depending on the specific riding conditions and the rider's skill level, the increased power output may not always be desirable or safe.

The Namura NX-40005-3 030 piston kit offers several advantages for Yamaha PW50 owners, including enhanced power, improved durability, and the ability to customize the engine. However, the higher cost, installation complexity, and potential power increase may be drawbacks for some. Ultimately, the decision to purchase this piston kit depends on the individual owner's priorities and budget.

If you are an experienced rider seeking better performance and durability for your Yamaha PW50, the Namura NX-40005-3 030 piston kit could be an excellent investment. However, if you are new to motorcycle maintenance or have a limited budget, you may want to consider other options or wait until you have gained more experience before attempting an upgrade of this nature. Always remember to follow the installation instructions carefully and consult with a professional mechanic if you are unsure about any aspect of the installation process.

Details:

Compatible with Yamaha model's below: 1981 PW50. Compression ratio of 6.0:1. Manufactured by Namura. Piston dome is anodized for superior heat resistance and longer lifespan.

Made in Taiwan. Piston is 40.71mm. Piston skirts are Molybdenum Teflon coated to minimize resistance/wear and provide extended life. Kit Includes piston, rings, pin clips you get exactly what is pictured.

Kit is for .030 over bore size - 40.75mm.

part #: nx400053 prices

• $11.95-$21.80

specifications pistondon:

• for models: Pw50
• for makes: Yamaha
• for years: 1981-2024
• brand: Namura Technologies
• mpn: Nx-40005-3
• part type: Piston

offer pistondon:

• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: June 11, 2025
• quantity: 2

returns pistondon:

• time: 60 Days
• paid by: Buyer
• policy: Returns Accepted

shipping pistondon:

• type: Fixed
• class: Standard
• transit: 3-7 Days
• service: Standard
• cost: $0.00

payments pistondon:

• credit card: Discover
• wallet: Paypal
• other

seller pistondon:

• # reviews: 387302
• city: Suamico, Wisconsin
• rating: 99.4%

general pistondon:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
• condition: New

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