1. Pistons, Rings & Piston Kits Products
  2. sku: 6747479840346563
  3. NAMURA NA-40015-2

NAMURA NA-40015-2 Piston Kit 758891086336 71.45MM

Na-40015-2 Namura Na400152 71.45mm Diameter Piston Kit

( Brand: Namura ), ( Manufacturer Part Number: NA-40015-2 ), ( Part Type: Piston ), ( Included Components: Namura Na-40015-2 ), ( Size: 71.45 Millimeter ), ( Exterior Finish: Painted ), ( Legal Compliance Certifications: Carb Compliance Certificate ), ( Item Location: Usa ), ( Return: 30 Days Money Back ), ( International Buyers: Taxes Duties Buyers Responsibility ), ( UPC: 758891086336 ), ( Package Dimensions Lxwxh: 3.94x3.43x3.27 Inches ), ( Weight: 0.69 Pounds )

Review NAMURA Na400152 71.45mm Diameter Piston Kit

Namura NA-40015-2 71.45mm Piston Kit

The Namura NA-40015-2 piston kit is a high-performance upgrade solution for various internal combustion engines, offering improved efficiency and durability compared to the OEM components. This piston kit is specifically designed for engines with a bore size of 71.45mm.

Each piston in this kit is meticulously crafted using advanced forging techniques to ensure superior strength and rigidity. The forged construction also allows for an optimal piston-to-wall clearance, which results in reduced friction and improved engine performance.

The piston crowns are designed with a dish shape to provide better compression and combustion efficiency. The dish shape also helps in reducing the piston's weight, thereby reducing the reciprocating mass, which in turn leads to smoother engine operation.

The piston skirts feature a full-length oil-cooling groove that ensures the piston stays cool even during high-load conditions. This cooling design also reduces the likelihood of piston scuffing, which can lead to engine damage and decreased performance.

The piston rings are made from high-quality materials, including a compression ring, an oil control ring, and a top ring. These rings are designed to provide optimal sealing and durability, ensuring that the engine maintains its compression and lubrication levels for optimal performance.

Included in the kit are piston pins, piston pin bushings, and piston pin retaining clips. These components are carefully engineered to provide a precise fit and long-lasting performance.

The Namura NA-40015-2 piston kit is an excellent choice for engine builders and enthusiasts looking for a high-quality, durable, and efficient piston solution for their 71.45mm bore engines. With its advanced design and superior materials, this piston kit is sure to provide excellent performance and reliability for thousands of miles to come.

Pros and Cons of buying a Namura NA-40015-2 71.45mm Piston Kit

1. Pros:

a) High-quality pistons: The Namura NA-40015-2 piston kit is known for its superior quality. It is made from forged aluminum alloy, ensuring durability and reliability.

b) Enhanced engine performance: Upgrading to high-performance pistons can lead to improved engine power, increased fuel efficiency, and better combustion.

c) Suitable for various applications: This piston kit is compatible with various engines, making it a versatile choice for different applications.

d) Affordable: Compared to other high-performance piston kits, the Namura NA-40015-2 is relatively affordable, making it an attractive option for budget-conscious customers.

2. Cons:

a) Installation complexity: Installing the new pistons may require professional assistance or extensive mechanical knowledge.

b) Potential engine modifications: In some cases, upgrading to high-performance pistons may necessitate additional engine modifications, which could increase costs.

c) Risk of damage: Improper installation or use of the wrong piston size could lead to engine damage, potentially outweighing the benefits of the upgrade.

Ending Conclusion:

The Namura NA-40015-2 71.45mm piston kit offers several advantages such as enhanced engine performance, superior quality, and affordability. However, it comes with potential drawbacks, including the complexity of installation and the possibility of requiring additional engine modifications. To make an informed decision, carefully consider these factors and weigh their importance in your specific application.

Recommendation:

If you are comfortable with the installation process or have access to a professional mechanic, and you are looking to significantly improve your engine's performance while sticking to a budget, the Namura NA-40015-2 71.45mm piston kit could be an excellent choice for you. However, if you are uncertain about your mechanical abilities or if your engine requires extensive modifications, it may be wise to consult a professional or explore alternative options.

Details:

Unable to choose a carrier. Namura NA-40015-2 71.45mm Diameter Piston Kit: Fits: Yamaha YFB 250 Timber wolf 2WD 1992 - 1999, 4WD 1994 20 YFM Bear Tracker 1999 -2004, Bruin 2005 -2006, Big 2007 -2009.

part #: na400152 prices

  • $60.72-$66.26

specifications pistondon:

  • brand: Namura
  • mpn: Na-40015-2
  • part type: Piston
  • included components: Namura Na-40015-2
  • size: 71.45 Millimeter
  • exterior finish: Painted
  • legal compliance certifications: Carb Compliance Certificate
  • item location: Usa
  • return: 30 Days Money Back
  • international buyers: Taxes Duties Buyers Responsibility
  • upc: 758891086336
  • package dimensions lxwxh: 3.94x3.43x3.27 Inches
  • weight: 0.69 Pounds

general pistondon:

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

returns pistondon:

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

payments pistondon:

  • other
  • credit card: Diners-club
  • wallet: Google-pay

shipping pistondon:

  • transit: 4-10 Days
  • class: Standard
  • cost: $0.00
  • service: Standard
  • type: Fixed

offer pistondon:

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

seller pistondon:

  • city: New Lenox, Illinois
  • rating: 100.0%
  • # reviews: 16
part type: piston, included components: namura na-40015-2, size: 71.45 millimeter, exterior finish: painted, legal compliance certifications: carb compliance certificate, item location: usa, return: 30 days money back, international buyers: taxes duties buyers responsibility, package dimensions lxwxh: 3.94x3.43x3.27 inches,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, weight: 0.69 pounds, sku: 6747479840346563,

Namura NA-40015-2 Is Similar To:

pistondon logo
5 offers $60.72–$66.26 USD
  • Offer #1: $63.47 price + $0.00 shipping estimate = $63.47* total. Machined Smooth Heads - Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures.FREE SHIPPING
  • Offer #2: $66.26 price + $0.00 shipping estimate = $66.26* total. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures Machined Smooth Heads - Reflects combustion heat and reduces carbon buildup, protecting the top of the piston MOS2 (Teflon/Molybdenum) Coated Skirts - A rolled on application process provides a bond that is 10 times stronger than other spray on coatings.FREE SHIPPING
  • Offer #3: $60.72 price + $0.00 shipping estimate = $60.72* total. Yamaha Big Bear 250 2007-2009. Combine this with the MOS2 coating and hard anodizing, Namura gives you a higher performance piston without the higher price.FREE SHIPPING
  • Offer #4: $66.99 price + $0.00 shipping estimate = $66.99* total. Genuine Namura Products Machined Smooth Heads - Reflects combustion heat and reduces carbon buildup, protecting the top of the piston.FREE SHIPPING
  • Offer #5: $74.61 price + $0.00 shipping estimate = $74.61* total. 2007-2009 Yamaha YFM250B Big Bear SRA . Will not accept OEM rings and rings will not work on OEM piston.FREE SHIPPING

Copyright © pistondon.com