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  3. PISTONS 8586-J157750-ATV

J.E. PISTONS 8586-J157750-ATV Piston Kit Big Comp 1.00mm To 86.00MM 10.6

8586-j157750-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: 8586-J157750-ATV ), ( Part Type: Piston )

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

Introducing the J.E. Pistons 8586-J157750-ATV piston, a high-performance upgrade for your ATV engine. This big bore piston is specifically designed for applications requiring a 1.00mm oversize and a 86.00mm bore diameter. The piston also features a compression height of 10.6 inches, making it an excellent choice for enhancing power and torque.

Crafted from forged 2618-T6 aluminum alloy, this piston boasts exceptional strength, durability, and rigidity. The skirt is precision honed to ensure a perfect fit in the cylinder bore, while the crown is designed with a flat top to accommodate aftermarket high-performance engine components.

The J.E. Pistons 8586-J157750-ATV piston also features a state-of-the-art ring package. The top ring is a nitrided, chrome-molybdenum design, which provides increased durability and reduces friction. The second ring is a molybdenum-aluminum alloy, ensuring excellent ring seal and longevity. The oil control ring is a compression-formed, billet-machined, low-tension design, which effectively reduces oil consumption and improves ring seal.

This piston kit includes a piston, a ring package, and a wrist pin. Each component is meticulously machined and inspected to ensure the highest level of quality and precision. The piston kit is also designed to work seamlessly with J.E. Pistons' line of high-performance engine components, allowing for a more powerful and efficient engine.

In summary, the J.E. Pistons 8586-J157750-ATV piston is a top-tier performance upgrade for your ATV engine. With its forged aluminum construction, advanced ring package, and precision engineering, this piston kit delivers unmatched strength, durability, and power.

Buying ATV Piston Kit - Pros, Cons, and Conclusion

Introduction:

The 8586-J157750-ATV piston kit with a big 1.00mm 86.00mm 10.6:1 compression ratio is a popular choice for ATV owners seeking an upgrade or replacement. In this analysis, we'll discuss the pros and cons of purchasing this piston kit to help you make an informed decision.

Pros:

1. Enhanced Performance: This piston kit is designed to improve engine performance. The bigger piston and higher compression ratio provide better combustion efficiency, resulting in increased horsepower and torque.

2. Durability: The piston kit is engineered to withstand the rigors of off-road riding. The piston is made from high-quality materials, ensuring longevity and reliability.

3. Improved Engine Response: The kit's piston design offers better engine response, allowing for smoother power delivery and more responsive throttle.

4. Compatibility: The piston kit is compatible with a wide range of ATV models, making it a versatile option for various ATV owners.

Cons:

1. Installation Complexity: Installing the piston kit requires significant mechanical expertise and tools. It's not a DIY project for most ATV owners, making professional installation a necessity.

2. Cost: The piston kit is a more expensive upgrade than some other performance modifications. The cost of the kit itself, as well as professional installation, can add up.

3. Risk of Engine Damage: Installing a kit with a higher compression ratio, like this one, can increase the risk of engine damage if not installed correctly or if the ATV's engine isn't ready for the higher compression.

4. Potential Powerband Shift: The piston kit may result in a powerband shift, which some riders might find uncomfortable or unfavorable.

Conclusion:

The 8586-J157750-ATV piston kit offers numerous benefits, including enhanced performance, durability, improved engine response, and compatibility. However, the complexity of installation, higher cost, risk of engine damage, and potential powerband shift are significant drawbacks.

Recommendation:

If you're an experienced ATV rider with a good mechanical background or the financial resources to hire a professional, this piston kit could be an excellent investment. The potential performance gains and improved engine response can significantly enhance your riding experience. However, if you're a less experienced rider or on a tight budget, other performance modifications might be more suitable for your needs. Always ensure that the piston kit is compatible with your specific ATV model and that you have the necessary resources to install it correctly.

Details:

Pistons, model Number: 8586-J157750-ATV. Parts without fitment are to be assumed universal and may require vehicle modification. Compatibility: Years: Make: model: Application: Notes: 2009 - 2014 HondaTRX400X, 1996 2004 HondaXR400R, 1999 2008 HondaTRX400EX Sportrax requires bore and replanting.: Brand: J.E.

This is helpful if you are buying multiple items. I need to exchange an item.

part #: 8586j157750 price

  • $266.97

specifications pistondon:

  • brand: J.e. Pistons
  • mpn: 8586-j157750-atv
  • part type: Piston

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  • time: 30 Days
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general pistondon:

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

offer pistondon:

  • started: February 4, 2026
  • availability: In Stock
  • sold: 0
  • quantity: 3
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  • rating: 99.8%
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part type: piston,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 10417009924302722,

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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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