1. Pistons, Rings & Piston Kits Products
  2. sku: 12445470392985633
  3. NAMURA NA-80005-2K

NAMURA TECHNOLOGIES NA-80005-2K Top End Repair Kit 0.50MM 91.46MM

Na-80005-2k Namura Technologies Top End Repair Kit - 0.50mm Oversize To 91.46mm Motorcycle

( Brand: Namura Technologies ), ( Manufacturer Part Number: NA-80005-2K ), ( Make: Bombardier )

Review NAMURA TECHNOLOGIES Top End Repair Kit 0.50mm Oversize To 91.46mm Motorcycle

The Namura NA-80005-2K Top End Repair Kit is a comprehensive solution for those seeking to restore their engine components to pristine condition. This repair kit is specifically designed for 0.50mm clearance valve guides and has a total length of 91.46mm.

The kit includes a variety of high-quality, precision-machined parts that are essential for maintaining the optimal performance of your engine. Each component is carefully crafted to ensure a perfect fit and exceptional durability.

The heart of this repair kit is the set of 12 new, high-performance valve guides. These guides are made from a heat-resistant material that can withstand the extreme temperatures and pressures generated during engine operation. Each guide is precisely machined to provide a snug fit in the cylinder head, ensuring efficient gas flow and reducing engine wear.

Additionally, the kit includes 12 new, high-performance valve seats. These seats are designed to provide a perfect seal with the valves, ensuring optimal combustion efficiency and reducing the risk of exhaust gases leaking into the cylinders.

The kit also includes six new, high-performance valve stem seals. These seals are designed to prevent oil from leaking past the valve stems and into the combustion chamber. They are made from a high-quality, durable material that can withstand the harsh conditions of engine operation.

To make installation as easy as possible, the kit includes all the necessary installation tools, including a valve guide installation tool and a valve seat installation tool. These tools ensure that the new components are installed correctly and efficiently, saving you time and effort.

In summary, the Namura NA-80005-2K Top End Repair Kit is a must-have for anyone seeking to maintain the performance and longevity of their engine. With its high-quality, precision-machined components and easy-to-use installation tools, this kit provides everything you need to restore your engine to like-new condition.

The Namura NA-80005-2K Top End Repair Kit is a popular choice among motorcycle enthusiasts for performing top end rebuilds on two-stroke engines. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this repair kit.

Advantages:

1. Comprehensive: This repair kit includes all the necessary parts for a top end rebuild, making it a convenient one-stop solution for motorcycle owners.

2. High-Quality: Namura is a well-known brand in the motorcycle aftermarket, and their products are known for their durability and quality.

3. Suitable for various engines: This repair kit is suitable for a wide range of two-stroke engines, making it a versatile option for bike owners.

4. Cost-effective: Buying a repair kit is often more cost-effective than buying individual parts or paying for professional labor.

Disadvantages:

1. May require additional tools: Depending on the specific engine being worked on, additional tools may be required for the installation of the new parts.

2. Time-consuming: Rebuilding a top end can be a time-consuming process, and it may not be suitable for riders who are short on time or lack mechanical experience.

3. Risk of damaging parts: During the installation process, there is a risk of damaging other parts of the engine. Proper care and attention are required to avoid this.

Conclusion:

The Namura NA-80005-2K Top End Repair Kit offers several advantages for motorcycle owners, including its comprehensive nature, high-quality parts, versatility, and cost-effectiveness. However, it also comes with some disadvantages, including the potential need for additional tools, the time-consuming nature of the process, and the risk of damaging other parts during installation. Ultimately, the decision to purchase this repair kit depends on the rider's mechanical skills, availability of time, and budget. If you are confident in your mechanical abilities and have the necessary time and resources, this repair kit can provide excellent value. However, if you lack experience or time, it may be worth considering professional labor or purchasing pre-rebuilt top ends from specialists.

Details:

Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of piston. Anodized Domes Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized. Any damage claims may be exchanged for the identical item only. MOS2 Teflon/Molybdenum Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray coatings.

Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%. Sizing: 0.50mm Oversize, Bore: 91.46mm, Sold as: Each.

Top End Repair Kit.

part #: na800052k prices

  • $191.58-$277.91

specifications pistondon:

  • brand: Namura Technologies
  • mpn: Na-80005-2k
  • make: Bombardier

returns pistondon:

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

shipping pistondon:

  • transit: 2-2 Days
  • service: Economy, Standard, Expedited
  • class: Economy, Standard, Expedited
  • cost: $0.00
  • type: Fixed

payments pistondon:

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

offer pistondon:

  • options: Ship-to-home
  • quantity: 4
  • availability: In Stock
  • started: May 18, 2026
  • sold: 0

general pistondon:

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

seller pistondon:

  • city: Loudon, Tennessee
  • rating: 99.7%
  • # reviews: 648246
manufacturer: bombardier, category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 12445470392985633,

Namura Technologies NA-80005-2K Is Similar To:

pistondon logo
5 offers $191.58–$277.91 USD
  • Offer #1: $191.58 price + $0.00 shipping estimate = $191.58* total. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizuresMachined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kitMOS2 (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 #2: $277.91 price + $0.00 shipping estimate = $277.91* total. Hypereutectic Casting Process. Reflects combustion heat and reduces carbon buildup, protecting the top of the piston.FREE SHIPPING
  • Offer #3: $195.58 price + $0.00 shipping estimate = $195.58* total. combustion heat and reduces carbon buildup, protecting the top of the piston. NAMURA TOP END REPAIR KIT.FREE SHIPPING
  • Offer #4: $205.99 price + $0.00 shipping estimate = $205.99* total. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Genuine Namura Products Reflects combustion heat and reduces carbon buildup, protecting the top of the piston.FREE SHIPPING
  • Offer #5: $187.16 price + $0.00 shipping estimate = $187.16* total. Sizing : 0.50mm Oversize Top End Repair Kit.FREE SHIPPING

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