NAMURA TECHNOLOGIES NA-10090-4 Piston Kit 758891084844 1.00MM 47.97MM

( Brand: Namura Technologies ), ( Manufacturer Part Number: NA-10090-4 ), ( Type: Engine ), ( Country Of Origin: China ), ( California Prop 65 Warning: Cancer And Reproductive Harm Www.p65warnings.ca.gov ), ( Manufacturer Warranty: 1 Year Manufacturer Warranty ), ( Vehicletype: Atv ), ( Bore: 47.97mm ), ( Compression: Standard Compression ), ( Sizing: 1.00mm Oversize ), ( Authorized Dealer: Yes ), ( Photo Disclaimer: For Reference Only, May Differ From Product, See Item Details. ), ( Legal Disclaimer: Your Local Laws Before Purchasing. ), ( Compatibility Disclaimer: Compatibility Chart Information Provided By ), ( Height: 3.100 ), ( UPC: 758891084844 )

Review NAMURA TECHNOLOGIES Piston Kit 1.00mm Oversize To 47.97mm

Introducing the Namura NA-10090-4 Piston Kit, a high-performance upgrade for your engine. This piston kit is specifically designed for engines with a stroke length of 47.97mm and a piston diameter of 1.00mm.

The NA-10090-4 pistons are meticulously crafted using forged aluminum alloy, ensuring superior strength and durability. Each piston undergoes a rigorous manufacturing process that includes precise machining and meticulous inspection to ensure the highest standards of quality.

These pistons feature a dish shape design, which helps to increase the combustion chamber volume and improve the engine's power output. The piston tops are finished with a polished surface for a smooth, efficient transfer of power from the combustion chamber to the connecting rod.

The NA-10090-4 pistons also come with ring grooves that are optimally designed for use with specific ring sets. The piston rings help to seal the combustion chamber and prevent the loss of compression gas, leading to improved engine efficiency and performance.

Additionally, the piston kit includes new piston pins, which are made from high-strength steel and are precision-machined to ensure a perfect fit. The piston pins help to transmit the force from the connecting rod to the piston, making them a critical component in the engine's power delivery system.

In summary, the Namura NA-10090-4 Piston Kit is an excellent upgrade for engines that require increased power output and superior durability. With their forged aluminum construction, optimally designed ring grooves, and high-strength piston pins, these pistons are sure to provide reliable and efficient performance for your engine.

The Namura NA-10090-4 piston kit is a 1.00mm overbore piston designed for use in Honda Civic engines, specifically those with a 47.97mm bore size. Here are some potential pros and cons of purchasing this piston kit:

1. High Quality: Namura is a well-known brand in the automotive aftermarket industry, known for producing high-quality piston kits.

2. Improved Performance: This piston kit is designed to provide improved performance in terms of power output and efficiency by optimizing the engine's combustion process.

3. Increased Durability: The piston kit is made from high-strength materials, making it more durable than OEM pistons and able to withstand higher engine stresses.

4. Customizable: The 1.00mm overbore size allows for increased engine displacement and increased power output.

1. Cost: The Namura NA-10090-4 piston kit is more expensive than OEM pistons, making it a more significant investment for engine builders.

2. Installation Complexity: Installing aftermarket pistons requires more expertise and precision than installing OEM pistons, potentially leading to higher labor costs.

3. Potential Compatibility Issues: The piston kit may not be compatible with all Honda Civic engines or modifications, so it's essential to double-check compatibility before making a purchase.

The Namura NA-10090-4 piston kit is an excellent option for those looking to maximize the performance and durability of their Honda Civic engine. With high-quality materials, improved performance, and increased durability, this piston kit is a worthwhile investment for serious engine builders. However, the higher cost and potential installation complexities should be considered before making a purchase.

If you're serious about maximizing the performance and durability of your Honda Civic engine and have the necessary expertise and resources, the Namura NA-10090-4 piston kit is an excellent choice. However, if you're just starting out or looking for a more budget-friendly option, it may be worth considering OEM pistons or less expensive aftermarket alternatives. Ultimately, the decision depends on your specific needs and goals for your engine build.

Details:

Some tests have shown this feature can increase horsepower and fuel economy by up to 6%. Vehicle Fitment: 1993 2006 fits HON TRX90 Sportrax, 2007 2008 TRX90EX 2009 TRX90X, 2012 2016 TRX90X Sizing: 1.00mm Oversize. Machined Smooth Heads - Reflects combustion heat and reduces carbon buildup, protecting the top of piston. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures.

Bore: 47.97mm, Compression: Standard Compression, Sizing: 1.00mm Oversize, 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. Anodized Domes - Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized.

part #: na100904 prices

• $45.14-$50.96

specifications pistondon:

• brand: Namura Technologies
• mpn: Na-10090-4
• type: Engine
• country of origin: China
• california prop 65 warning: Cancer And Reproductive Harm Www.p65warnings.ca.gov
• manufacturer warranty: 1 Year Manufacturer Warranty
• vehicletype: Atv
• bore: 47.97mm
• compression: Standard Compression
• sizing: 1.00mm Oversize
• authorized dealer: Yes
• photo disclaimer: For Reference Only, May Differ From Product, See Item Details.
• legal disclaimer: Your Local Laws Before Purchasing.
• compatibility disclaimer: Compatibility Chart Information Provided By
• height: 3.100
• upc: 758891084844

returns pistondon:

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

seller pistondon:

• # reviews: 180418
• city: Cedar Park, Texas
• rating: 98.5%

general pistondon:

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

payments pistondon:

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

offer pistondon:

• sold: 0
• quantity: 7
• started: March 2, 2026
• options: Ship-to-home
• availability: In Stock

shipping pistondon:

• service: Expedited, Standard
• transit: 2-5 Days
• type: Fixed
• class: Expedited, Standard
• cost: $0.00

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