1. Pistons, Rings & Piston Kits Products
  2. sku: 7971954385249622
  3. NAMURA NX-20025K

NAMURA TECHNOLOGIES NX-20025K Top End Repair Kit Standard 758891112103 66.35MM

Nx-20025k Namura Technologies Top End Repair Kit A - Standard Bore 66.35mm

( Brand: Namura Technologies ), ( Manufacturer Part Number: NX-20025K ), ( Type: Engine ), ( Country/region Of Manufacture: China ), ( Manufacturer Warranty: 1 Year Manufacturer Warranty ), ( California Prop 65 Warning: Cancer And Reproductive Harm Www.p65warnings.ca.gov ), ( Authorized Dealer: Yes ), ( Bore: 66.35mm ), ( Compatibility Disclaimer: Compatibility Chart Information Provided By ), ( Height: 9.500 ), ( Legal Disclaimer: Your Local Laws Before Purchasing. ), ( Photo Disclaimer: For Reference Only, May Differ From Product, See Item Details. ), ( Sizing: Standard Bore ), ( Vehicletype: Offroad ), ( UPC: 758891112103 )

Review NAMURA TECHNOLOGIES Top End Repair Kit Standard Bore 66.35mm

The Namura NX-20025K Top End Repair Kit is a comprehensive solution for engine repair and rebuilding, specifically designed for engines with a standard bore size of 66.35mm. This repair kit is an essential tool for mechanics, engine builders, and DIY enthusiasts who seek to restore their engines to optimal performance.

The kit includes a meticulously selected range of high-quality components, ensuring a precise fit and superior functionality. Each part is engineered to meet or exceed OEM specifications, providing long-lasting durability and reliability.

Key components of this repair kit include:

1. Cylinder Head Gasket Set: This set includes gaskets for the cylinder head, oil pan, and timing cover. Each gasket is designed with a multi-layer steel core for enhanced sealing and durability.

2. Valve Train Components: The kit comes with new valves, springs, retainers, and guides. These parts are crucial for maintaining proper engine valve function and ensuring efficient combustion.

3. Piston Rings: The Namura NX-20025K kit includes a set of piston rings, which are essential for sealing the piston to the cylinder wall and preventing combustion gases from escaping.

4. Timing Chain and Sprockets: The kit includes a new timing chain and sprockets, ensuring precise engine timing and eliminating the need for costly timing belt replacements.

5. Camshaft and Crankshaft Seals: New camshaft and crankshaft seals are included in the kit, ensuring a leak-free engine and maintaining oil pressure.

6. Other Essential Parts: The kit also includes various other essential parts such as timing belt tensioner, water pump, and thermostat. These components ensure the engine runs efficiently and maintains optimal operating temperature.

In summary, the Namura NX-20025K Top End Repair Kit is a comprehensive solution for engine repair and rebuilding, offering a wide range of high-quality parts designed for engines with a standard bore size of 66.35mm. This kit is an indispensable tool for mechanics, engine builders, and DIY enthusiasts seeking to restore their engines to peak performance.

Pros and Cons of Buying a Namura NX-20025K Top End Repair Kit for a 66.35mm Engine

1. Pros:

a) Comprehensive Repair Solution: This repair kit comes with all the necessary components required for a top end engine repair, making it a convenient one-stop solution for engine issues.

b) High-Quality Parts: Namura is a known brand in the automotive industry, and this repair kit uses high-quality parts that ensure durability and reliable performance.

c) Cost-Effective: Buying a repair kit is often more cost-effective compared to paying for individual parts and labor charges at a mechanic's shop.

d) Easy Installation: The kit includes detailed instructions, making the installation process easier for DIY enthusiasts.

2. Cons:

a) May Not Include All Necessary Parts: Depending on the specific engine issue, some additional parts might be required that are not included in the kit.

b) Requires Technical Knowledge: Installing the kit requires a good understanding of engine mechanics, which might be challenging for beginners.

c) Time-Consuming: Engine repair can be a time-consuming process, especially for those without prior experience.

Conclusion:

The Namura NX-20025K Top End Repair Kit offers a comprehensive solution for engine repair, with high-quality parts that ensure durability and reliable performance. However, it may not include all necessary parts for specific engine issues, and the installation process requires technical knowledge and can be time-consuming.

Recommendation:

If you are confident in your technical abilities and have the time to install the repair kit yourself, it can be a cost-effective solution for engine repair. However, if you lack experience or are unsure about the specific components required for your engine issue, it might be worth considering hiring a professional mechanic to ensure a successful repair.

Details:

Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of piston. MOS2 made with Teflon /Molybdenum Coated Skirts A rolled on application process provides a fits Bond that is 10 times stronger than other spray coatings. Bore: 66.35mm, Sizing: Standard Bore, 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%.

Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Anodized Domes Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized.

part #: nx20025k prices

  • $93.26-$113.86

specifications pistondon:

  • brand: Namura Technologies
  • mpn: Nx-20025k
  • type: Engine
  • country/region of manufacture: China
  • manufacturer warranty: 1 Year Manufacturer Warranty
  • california prop 65 warning: Cancer And Reproductive Harm Www.p65warnings.ca.gov
  • authorized dealer: Yes
  • bore: 66.35mm
  • compatibility disclaimer: Compatibility Chart Information Provided By
  • height: 9.500
  • legal disclaimer: Your Local Laws Before Purchasing.
  • photo disclaimer: For Reference Only, May Differ From Product, See Item Details.
  • sizing: Standard Bore
  • vehicletype: Offroad
  • upc: 758891112103

returns pistondon:

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

shipping pistondon:

  • service: Expedited, Standard
  • type: Fixed
  • cost: $0.00
  • class: Expedited, Standard
  • transit: 2-4 Days

offer pistondon:

  • options: Ship-to-home
  • availability: In Stock
  • quantity: 8
  • sold: 0
  • started: August 26, 2025

payments pistondon:

  • other
  • wallet: Paypal
  • credit card: Discover

seller pistondon:

  • city: Cedar Park, Texas
  • # reviews: 176601
  • rating: 97.8%

general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: New
type: engine, country/region of manufacture: china, manufacturer warranty: 1 year manufacturer warranty, california prop 65 warning: cancer and reproductive harm www.p65warnings.ca.gov, authorized dealer: yes, bore: 66.35mm, compatibility disclaimer: compatibility chart information provided by, legal disclaimer: your local laws before purchasing., photo disclaimer: for reference only, may differ from product, see item details., sizing: standard bore, vehicletype: offroad,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, height: 9.500, sku: 7971954385249622,

Namura Technologies NX-20025K Is Similar To:

pistondon logo
5 offers $93.26–$113.86 USD
  • Offer #1: $93.26 price + $0.00 shipping estimate = $93.26* total. With the Namura complete Top-End Rebuild Kit, rebuilding your Top-End no longer expensive and painful. Namura gives you a higher performance piston without the higher price.FREE SHIPPING
  • Offer #2: $113.86 price + $0.00 shipping estimate = $113.86* total. Hypereutectic Casting Process. Reflects combustion heat and reduces carbon buildup, protecting the top of the piston.FREE SHIPPING
  • Offer #3: $112.59 price + $0.00 shipping estimate = $112.59* total. KAWASAKI KX250 1993-03 66.35mm Piston Size (For Standard Bore Cylinder).FREE SHIPPING
  • Offer #4: $129.93 price + $0.00 shipping estimate = $129.93* total. MPN: KAWASAKI KX250 1993-2003. Top End Kit Nikasil Cyl 66.35/Std Kawasaki Kx250 1993-2003 Mpn:.FREE SHIPPING
  • Offer #5: $95.00 price + $0.00 shipping estimate = $95.00* total. Namura top-end repair kit can help improve the performance of your ride and keeping it running in peak condition Namura Top End Repair Kit 66.35mm fits Kawasaki KX250 2004.FREE SHIPPING

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