NAMURA TECHNOLOGIES NW-40000-2 Piston Some Pwc 703624242459 .020 81.5MM

( Brand: Namura Technologies ), ( Manufacturer Part Number: NW-40000-2 ), ( Part Type: Piston ), ( UPC: 703624242459 )

Review NAMURA TECHNOLOGIES Piston Kits For Yamaha Some Pwc .020 Over Bore 81.5mm fits 1100 1995–1998

The Namura NW-40000-2 piston is an ideal replacement component for the 1995-1998 Yamaha WaveRunner 1100 Series models, specifically those with a 2-cylinder in-line DOHC engine and a piston bore size of 81.5mm. This high-performance piston is engineered to deliver the utmost durability and reliability for your watercraft, assuring you a continued enjoyable experience on the water.

Crafted using advanced materials, this piston boasts a premium forged aluminum construction which enhances its strength and longevity. The top ring grooves are designed to accommodate 2-piece compression rings, allowing for optimal engine efficiency and superior sealing abilities. The ring grooves themselves are precision machined, ensuring a precise fit and consistent ring gap for optimal compression.

Designed with an emphasis on performance and power delivery, this piston includes a well-balanced geometry, which minimizes reciprocating weight and optimizes engine action, for smoother operation. Moreover, the piston's piston crown design promotes superior air-fuel mixture tumble and increases combustion efficiency, enabling your WaveRunner 1100 to maximize its potential and deliver outstanding power.

Additionally, the Namura NW-40000-2 piston is designed to meet OEM specifications, making it a direct swap for stock parts. This guarantees that the installation process is effortless, with no modifications needed. Furthermore, the piston kit includes everything required for installation, such as rings, clips, and pins, ensuring a seamless and hassle-free upgrade for your watercraft.

For 1995-1998 Yamaha WaveRunner 1100 Series owners seeking a reliable and high-performance alternative to original equipment pistons, the Namura NW-40000-2 piston is an excellent choice. With its advanced materials, precise engineering, and hassle-free installation, this piston will help keep your watercraft running at its best for countless hours on the water.

Pros and Cons of Installing a Namura NW-40000-2 Piston on a 1995-1998 Yamaha 1100 WaveRunner

The Namura NW-40000-2 piston is an aftermarket upgrade for the Yamaha 1100 WaveRunner, specifically for models manufactured between 1995 and 1998. This piston boasts an increased bore size of 81.5mm, which can lead to enhanced engine performance. In this discussion, we'll examine the advantages and disadvantages of installing this piston on your Yamaha 1100 PWC.

1. Performance Improvement: The larger piston size can lead to increased engine displacement, giving your WaveRunner better acceleration and top speed. Some users have reported gaining around 10 horsepower with this upgrade.

2. Durability: Namura's piston uses a forged aluminum construction to ensure strength and reliability, allowing your engine to handle more power and putting less stress on the rest of the components.

3. Heat Dissipation: The piston also carries an hlins piston cooling ring, which can improve heat dissipation and reduce the risk of engine damage due to overheating.

4. Customizability: Installing this aftermarket piston gives your WaveRunner a personal touch and adds to its overall customization. It can increase the value of your watercraft if you decide to sell it at a later time.

1. Cost: Upgrading an engine component with an aftermarket piston like the Namura NW-40000-2 comes at a higher price point compared to using factory-installed pistons.

2. Installation Complexity: Installing a high-performance piston can be a complex process that requires expertise, specialized tools, and attention to detail. Failing to do so correctly could potentially cause damage to the engine or other components.

3. Risk of Engine Damage: Installing a larger-than-stock piston comes with some inherent risks, such as increased engine complexity, potential timing issues, and potential hydrolocking.

4. Not Covered Under Manufacturer's Warranty: Since the aftermarket piston is not a factory-installed part, any damage or issues resulting from its installation will not be covered under the manufacturer's warranty.

The Namura NW-40000-2 piston offers performance benefits, improved durability, enhanced heat dissipation, and a more customized look for your Yamaha 1100 WaveRunner. However, these advantages come with the costs of a more complicated installation, an increased risk of engine damage, higher outlay for the piston itself, and the absence of manufacturer support for any issues that may arise.

If you are an experienced WaveRunner enthusiast looking for significant performance gains or customization, the Namura NW-40000-2 piston may be worth its price. However, it's essential to proceed with caution, considering the potential risks. Consult with knowledgeable professionals for installation and carefully weigh the pros and cons before making a decision. If you're not ready for a high-performance upgrade or if your watercraft is a daily driver, sticking with factory-installed parts may be the more prudent choice.

Details:

Made in Taiwan. Piston dome is anodized for superior heat resistance and longer lifespan. Manufactured by Namura. Piston skirts are Molybdenum Teflon coated to minimize resistance/wear and provide extended life.

Kit Includes 3 Pistons, Ring sets, Pins, Clips you get exactly what is pictured. Kits are for .020 over bore size - 81.50mm. Compatible with Yamaha model's below: 1995 Wave Raider 1100.

part #: nw400002 prices

• $74.66-$251.96

specifications perwatercraft:

• for models: 1100
• for makes: Yamaha
• for years: 1995-1998
• brand: Namura Technologies
• mpn: Nw-40000-2
• part type: Piston
• upc: 703624242459

returns perwatercraft:

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

shipping perwatercraft:

• class: Standard
• service: Standard
• type: Fixed
• cost: $0.00
• transit: 3-6 Days

payments perwatercraft:

• credit card: Diners-club
• wallet: Paypal
• other

general perwatercraft:

• condition: New
• Parts Accessories > Personal Watercraft Parts > Other Parts

offer perwatercraft:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• sold: 0
• started: February 2, 2025

seller perwatercraft:

• rating: 99.4%
• # reviews: 384642
• city: Suamico, Wisconsin

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