1. Pistons, Rings & Piston Kits Products
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  3. PISTONS 8585-J157748-ATV

J.E. PISTONS 8585-J157748-ATV Piston Kit Big Comp 1.00mm To 86.00MM 10.6

8585-j157748-atv J.e. Pistons Piston Kit Big Bore -1.00mm Oversize To 86.00mm 10.6 1 Comp For

( Brand: J.e. Pistons ), ( Manufacturer Part Number: 8585-J157748-ATV ), ( Part Type: Piston )

Review J.E. PISTONS Piston Kit Big Bore 1.00mm Oversize To 86.00mm 10.6 Comp For

The JE Pistons 8585-J157748-ATV piston kit is a high-performance upgrade for your ATV's engine. This piston kit is designed specifically for big ATV engines with a bore size of 86.00mm and a stroke length of 106mm. The pistons feature a large 1.00mm compression height, making them ideal for increasing engine compression and power output.

Each piston in this kit is meticulously crafted using JE Pistons' proprietary forging process. This process ensures that the pistons are strong, durable, and able to withstand the rigors of off-road riding. The pistons also feature a nitrided wrist pin bore, which helps to reduce friction and prolong the life of the piston.

The piston crowns are designed with a 10.6:1 compression ratio, which is ideal for providing maximum power and torque in high-performance applications. The piston skirts are optimized for a snug fit in the cylinder bore, reducing piston slap and ensuring efficient power transfer.

The piston kit also includes a set of JE Pistons' high-performance rings, which are designed to minimize friction and maximize ring seal. The rings are made from a high-quality, low-friction material that ensures consistent ring sealing and reduces engine wear.

This piston kit is a direct replacement for OEM pistons, making installation easy and straightforward. It is also compatible with most aftermarket cylinder heads and crankshafts, making it a versatile upgrade option for a wide range of ATV applications.

In summary, the JE Pistons 8585-J157748-ATV piston kit is a high-performance upgrade for big ATV engines. It features large 1.00mm compression height pistons with a 10.6:1 compression ratio, as well as high-quality, low-friction rings. This kit is easy to install and is compatible with most aftermarket components, making it an excellent choice for anyone looking to maximize the power and performance of their ATV engine.

Buying a JIMS 8585-J157748-ATV Piston Kit: A Detailed Analysis

The JIMS 8585-J157748-ATV piston kit is a popular choice among ATV enthusiasts looking for performance upgrades. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this piston kit.

Advantages:

1. Increased Power: The piston kit is designed to provide an increase in power output by allowing for a higher compression ratio. As a result, your ATV will have improved acceleration and overall performance.

2. Improved Durability: The piston kit is made from high-quality materials, ensuring that it can withstand the rigors of off-road riding. This results in extended engine life and fewer repair costs in the long run.

3. Customizability: The piston kit comes with various options for piston size, allowing you to tailor the kit to your specific engine requirements and riding style.

4. Easy Installation: The piston kit is designed to be easy to install, making it a popular choice for DIY enthusiasts. The instructions provided are clear and concise, and most users report that the installation process takes only a few hours.

Disadvantages:

1. Higher Cost: The JIMS 8585-J157748-ATV piston kit is more expensive than stock pistons. However, many users argue that the performance gains and increased durability justify the added cost.

2. Risk of Engine Damage: Installing a high-performance piston kit like the JIMS 8585-J157748-ATV kit involves some risk. If not installed correctly, there is a possibility of engine damage. It is essential to follow the installation instructions carefully and use the appropriate tools to minimize the risk.

3. Requires Other Upgrades: To fully realize the potential performance gains of the piston kit, other upgrades such as a high-performance camshaft, air filter, and exhaust system may be required. These upgrades can add to the overall cost.

Conclusion:

The JIMS 8585-J157748-ATV piston kit offers significant performance gains and improved durability for off-road enthusiasts. The advantages of this kit, such as increased power output, improved durability, customizability, and easy installation, outweigh the disadvantages, which include a higher cost, risk of engine damage, and the need for additional upgrades.

Recommendation:

If you are looking to significantly improve the performance of your ATV and are willing to invest in a high-quality piston kit, the JIMS 8585-J157748-ATV piston kit is an excellent choice. However, it is essential to ensure that you have the necessary skills and tools to install the kit correctly to minimize the risk of engine damage. Additionally, consider the cost of other required upgrades when budgeting for this project.

Details:

Compatibility: Years: Make: model: Application: Notes: 2009 - 2014 HondaTRX400X, 1996 2004 HondaXR400R, 1999 2008 HondaTRX400EX Sportrax requires bore and replanting. Pistons Piston Kit Big Bore -1.00mm Oversize to 86.00mm, 10.6:1 Comp for 1999 - 2008 Honda TRX400EX Sportrax ATV. This is helpful if you are buying multiple items.: Brand: J.E.

Pistons, model Number: 8585-J157748-ATV. Parts without fitment are to be assumed universal and may require vehicle modification. I need to exchange an item.

part #: 8585j157748 price

  • $266.97

specifications pistondon:

  • brand: J.e. Pistons
  • mpn: 8585-j157748-atv
  • part type: Piston

seller pistondon:

  • rating: 99.8%
  • # reviews: 76920
  • city: Sparks, NV

general pistondon:

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

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returns pistondon:

  • time: 30 Days
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offer pistondon:

  • availability: In Stock
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  • quantity: 3
  • options: Ship-to-home
  • started: February 4, 2026

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  • service: Standard
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  • transit: 2-6 Days
  • class: Standard
  • type: Fixed
part type: piston,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 10418402879940602,

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1 offer $266.97 USD
  • Offer #1: $266.97 price + $0.00 shipping estimate = $266.97* total. 1999 - 2008 Honda TRX400EX Sportrax Requires bore and replating J.E.FREE SHIPPING

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