NAMURA TECHNOLOGIES NX-40085-BK Top End Repair Kit Standard 47.45MM 8.2 Compression Atv/utv 2018 2017 2016 2015 2014 2013 2012 2011

( Brand: Namura Technologies ), ( Manufacturer Part Number: NX-40085-BK ), ( Part Type: Compression ), ( Make: Yamaha ), ( Year: 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2 )

Review NAMURA TECHNOLOGIES Top End Repair Kit Standard Bore 47.45mm 8.2 Compression Atv/utv fits YZ85

The Namura NX-40085-BK Top End Repair Kit is a comprehensive solution for standard 47.45mm, 8.2 compression ATV/UTV engines that require maintenance or repair. This top-tier repair kit comes with a meticulously curated selection of high-quality components designed to ensure optimal engine performance.

At the heart of this kit is a set of precision-machined, forged pistons. These pistons are engineered to provide superior strength and durability, enabling them to withstand the rigors of off-road riding. Their design allows for excellent heat dissipation, ensuring consistent engine temperature and reliable performance.

The cylinder kit included in the Namura NX-40085-BK Top End Repair Kit features an oversized piston ring set, which provides enhanced sealing and compression. The rings are made from heat-resistant materials, ensuring they maintain their shape and function effectively even under high engine temperatures.

Another essential component of this repair kit is the set of high-performance cylinder heads. These heads are meticulously crafted to provide optimal air and fuel flow, ensuring efficient combustion and maximum power output. They are also designed to minimize heat transfer, improving engine cooling and longevity.

The Namura NX-40085-BK Top End Repair Kit also includes a crankshaft seal kit to prevent oil leaks, as well as a set of high-performance connecting rods. These rods are designed to provide superior strength and durability, allowing for optimal power transfer from the crankshaft to the pistons.

Lastly, the repair kit comes with a set of high-quality gaskets and seals, ensuring a secure and leak-free engine assembly. The gaskets are made from premium materials that can withstand the high temperatures and pressures of an ATV/UTV engine.

In summary, the Namura NX-40085-BK Top End Repair Kit is a comprehensive solution for standard 47.45mm, 8.2 compression ATV/UTV engines. It includes a range of high-quality components, such as precision-machined pistons, oversized piston rings, high-performance cylinder heads, crankshaft seals, and connecting rods, all designed to ensure optimal engine performance and longevity.

Pros and Cons of buying a Namura NX-40085-BK Top End Repair Kit for ATV/UTV

The Namura NX-40085-BK Top End Repair Kit is designed for standard 47.45mm 8.2 compression ATVs and UTVs. This repair kit offers a cost-effective solution for those looking to rebuild their engine. In this analysis, we will discuss the advantages and disadvantages of purchasing this repair kit.

1. Cost-effective: The Namura NX-40085-BK Top End Repair Kit is an affordable option for those looking to rebuild their engine. It includes all the necessary components for the top end of the engine, making it a more economical choice compared to purchasing each part individually.

2. Comprehensive: The kit includes a wide range of parts, such as piston rings, piston pins, cylinder sleeves, and more, ensuring a complete top end rebuild.

3. Durable: The components in the Namura NX-40085-BK Top End Repair Kit are designed to be robust and long-lasting, providing excellent value for money.

4. Easy installation: The kit comes with detailed instructions, making the installation process easier and more straightforward for the average DIY mechanic.

1. May not include all the necessary engine components: While the Namura NX-40085-BK Top End Repair Kit is comprehensive for the top end of the engine, it may not include all the necessary components for a complete engine rebuild. Additional parts may need to be purchased separately.

2. Not suitable for all ATV/UTV models: The Namura NX-40085-BK Top End Repair Kit is designed for standard 47.45mm 8.2 compression ATVs and UTVs, so it may not be compatible with all models. It is essential to verify compatibility before making a purchase.

3. Requires some mechanical knowledge: Installing the Namura NX-40085-BK Top End Repair Kit requires some degree of mechanical knowledge and experience, so it may not be suitable for those who are not confident in their abilities.

The Namura NX-40085-BK Top End Repair Kit offers a cost-effective and comprehensive solution for those looking to rebuild the top end of their ATV or UTV engine. While it may not include all the necessary components for a complete engine rebuild and may only be suitable for specific engine models, its durability, ease of installation, and affordability make it an attractive option for many.

If you are in the market for a top end repair kit for your ATV or UTV and are looking for affordability and a comprehensive solution, the Namura NX-40085-BK Top End Repair Kit is a solid choice. However, it is essential to verify that the kit is compatible with your engine model and that you have the necessary mechanical knowledge to install it. Additionally, if you require a complete engine rebuild, you may need to purchase additional parts separately.

Details:

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. Bore: 47.45mm, Sizing: Standard Bore, Compression: 8.2:1 Compression, Sold as: Each. Namura, 47.45mm Top End Kit, This item fits the following model's: Yamaha YZ85 2018, Yamaha 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002.

Some tests have shown this feature can increase horsepower and fuel economy by up to 6%. Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of piston. Ceramic Composite Cylinder. 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.

part #: nx40085 prices

• $76.99-$81.86

specifications pistondon:

• for models: Yz85
• brand: Namura Technologies
• mpn: Nx-40085-bk
• part type: Compression
• make: Yamaha
• year: 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2

payments pistondon:

• credit card: Visa
• wallet: Paypal
• other

seller pistondon:

• rating: 99.7%
• # reviews: 652135
• city: Loudon, Tennessee

returns pistondon:

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

general pistondon:

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

offer pistondon:

• availability: In Stock
• sold: 0
• quantity: 1
• started: May 31, 2026
• options: Ship-to-home

shipping pistondon:

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

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