1. Pistons, Rings & Piston Kits Products
  2. sku: 11876374926209983
  3. NAMURA NA-50008-2

NAMURA TECHNOLOGIES NA-50008-2 Piston Kit Atv Utv Pwc 0.50MM 40.46MM Atv/utv Bike

Na-50008-2 Namura Technologies Piston Kit - 0.50mm Oversize To 40.46mm Motorcycle Atv/utv Dirt Bike Pwc

( Brand: Namura Technologies ), ( Manufacturer Part Number: NA-50008-2 ), ( Part Type: Piston ), ( Make: Polaris )

Review NAMURA TECHNOLOGIES Piston Kit 0.50mm Oversize To 40.46mm Motorcycle Atv/utv Dirt Bike Pwc

The Namura NA-50008-2 Piston Kit is specifically designed for ATV/UTV bike and PWC applications with a bore size of 40.46mm and a piston compression height of 0.50mm. This piston kit is an excellent choice for those seeking to upgrade their engine components or replace worn-out parts.

The piston is made of forged aluminum alloy, ensuring superior strength and durability. The piston skirt is designed with a flat top to minimize friction and promote efficient power transfer. The piston rings are made of high-quality materials, including a compression ring, an oil control ring, and a skirt oil control ring, to ensure proper sealing and oil control within the engine.

The piston kit also includes a piston pin, which is made of high-tensile steel and is precisely machined to ensure a perfect fit and maximum strength. The piston pin is held in place by a piston pin retaining clip, which is made of durable, heat-resistant material, to ensure a secure connection.

The piston kit is designed to meet or exceed OEM specifications, ensuring a reliable and efficient performance. It is important to note that installation should only be performed by a qualified technician to ensure proper fitment and function. Properly installed, this piston kit can help improve engine power, efficiency, and longevity.

In summary, the Namura NA-50008-2 Piston Kit is a high-quality, forged aluminum piston designed for ATV/UTV bike and PWC applications with a bore size of 40.46mm and a piston compression height of 0.50mm. The piston is made of strong materials, the piston rings provide proper sealing and oil control, and the piston pin is made of high-tensile steel for maximum strength. Proper installation by a qualified technician is recommended for optimal performance.

The Namura NA-50008-2 piston kit is designed for ATV/UTV bikes and PWCs with a cylinder bore of 40.46mm and a piston size of 0.50mm. Here are some potential pros and cons of buying this piston kit:

Pros:

1. High-quality materials: The piston kit is made of high-strength aluminum alloy and has a chrome-plated piston pin for durability and resistance to wear and corrosion.

2. Precision manufacturing: The piston kit is manufactured using advanced CNC machining technology to ensure precise dimensions and tolerances, which can help improve engine performance and efficiency.

3. Improved power and torque: By replacing the stock pistons with higher-performance ones, the piston kit can help increase power and torque output, making the engine more responsive and improving overall performance.

4. Cost-effective: Replacing worn or damaged pistons with a new kit can be a more cost-effective solution than buying a new engine or seeking expensive engine repairs.

5. Easy installation: The piston kit comes with all necessary components and hardware for installation, making it a relatively straightforward process for experienced mechanics.

Cons:

1. Requires specialized knowledge and tools: Installing a piston kit can be a complex and time-consuming process that requires specialized knowledge and tools, which may not be readily available to all users.

2. Risk of damage during installation: There is a risk of damaging the engine or other components during the installation process, which could lead to additional repair costs and downtime.

3. Potential compatibility issues: It's important to ensure that the piston kit is compatible with the specific make and model of the ATV/UTV bike or PWC before purchasing, as using an incorrect kit can lead to engine damage and decreased performance.

4. Potential for increased noise and vibration: Higher-performance pistons can sometimes lead to increased noise and vibration levels, which may be unwelcome to some users.

Conclusion:

The Namura NA-50008-2 piston kit can offer significant benefits in terms of improved engine performance, durability, and cost savings. However, it also requires specialized knowledge and tools for installation, and there is a risk of damaging the engine or other components during the process. Additionally, it's important to ensure compatibility with the specific make and model of the ATV/UTV bike or PWC before purchasing.

Recommendation:

If you have the necessary knowledge and tools for installation, and you're confident in the compatibility of the piston kit with your ATV/UTV bike or PWC, then the Namura NA-50008-2 piston kit can be a worthwhile investment for improving engine performance and durability. However, if you're not confident in your abilities to install the kit yourself, or if you're unsure of its compatibility, it may be best to consult with a professional mechanic or dealer to ensure a successful installation and optimal performance.

Details:

Machined Smooth Heads - Reflects combustion heat and reduces carbon buildup, protecting the top of piston. Namura, Piston Kit, 0.50mm Oversize to 40.46mm, This item fits the following model's: Polaris Predator 50 2006, Polaris 2005, 2004, Scrambler 2003, 2002, 2001. MOS2 Teflon/Molybdenum Coated Skirts - A rolled on application process provides a bond that is 10 times stronger than other spray coatings. Any damage claims may be exchanged for the identical item only.

Sizing: 0.50mm Oversize, Compression: Standard Compression, Bore: 40.46mm, Sold as: Each. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%.

part #: na500082 prices

  • $9.86-$55.02

specifications pistondon:

  • brand: Namura Technologies
  • mpn: Na-50008-2
  • part type: Piston
  • make: Polaris

shipping pistondon:

  • service: Economy, Standard, Expedited
  • transit: 4-8 Days
  • class: Economy, Standard, Expedited
  • cost: $0.00
  • type: Fixed

offer pistondon:

  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1
  • started: April 17, 2026
  • sold: 0

payments pistondon:

  • other
  • credit card: Mastercard
  • wallet: Google-pay

seller pistondon:

  • city: Loudon, Tennessee
  • # reviews: 638804
  • rating: 99.6%

returns pistondon:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: New
part type: piston,
manufacturer: polaris, category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 11876374926209983,

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