1. Pistons, Rings & Piston Kits Products
  2. sku: 9985712044287771
  3. MOOSE OFFROAD MPX1089

MOOSE OFFROAD MPX1089 Piston Kit Atv Utv Engines 77MM

fits make: Yamaha.

Mpx1089 Moose Offroad Fits Yamaha 77mm Piston Kit For Atv And Utv Engines

( Brand: Moose Offroad ), ( Manufacturer Part Number: MPX1089 ), ( Part Type: Piston Engine )

Review MOOSE OFFROAD Fits Yamaha 77mm Piston Kit For Atv And Utv Engines

Introducing the Moose Off-Road Mpx1089 piston kit, specifically designed for Yamaha ATV/UTV engines with a 77mm bore size. This high-performance piston kit is an excellent upgrade for those seeking increased power, improved reliability, and enhanced durability for their off-road vehicle.

The Moose Off-Road Mpx1089 piston kit includes four pistons, four rings, and four piston pins. Each piston is precision-machined from forged aluminum alloy, ensuring superior strength and durability. The piston crowns are designed with a high-performance, flat-top profile that offers improved combustion efficiency and power output.

The piston rings are made from high-quality, heat-resistant materials that provide excellent sealing and prevent oil leakage. The piston pins are made from steel and are chrome-plated to ensure a long-lasting, corrosion-resistant finish.

This kit is compatible with Yamaha ATV/UTV engines with a 77mm bore size, including the Wolverine X2, Rhino, and Grizzly models. The Moose Off-Road Mpx1089 piston kit is an excellent investment for those who demand the best in power, reliability, and durability from their off-road vehicle.

Installing the Moose Off-Road Mpx1089 piston kit is a straightforward process that can be done with the right tools and some mechanical knowledge. A detailed installation guide is provided with the kit to ensure a hassle-free installation process.

In conclusion, the Moose Off-Road Mpx1089 piston kit is an excellent upgrade for Yamaha ATV/UTV engines with a 77mm bore size. It offers increased power, improved reliability, and enhanced durability, making it a must-have for any off-road enthusiast seeking to get the most out of their vehicle.

Buying a Moose Off-Road Mpx1089 Yamaha 77mm piston kit for ATV/UTV engines comes with several pros and cons that every potential buyer should consider before making a decision.

Pros:

1. Increased Power: A larger piston kit like the Moose Off-Road Mpx1089 can provide an increase in power and torque for your ATV or UTV engine. This can result in better performance and a more enjoyable riding experience.

2. Durability: The Moose Off-Road piston kit is designed to be robust and long-lasting. It can handle the rigors of off-road riding, making it an ideal choice for those who use their ATV or UTV extensively.

3. Customizability: A larger piston kit allows for more customization of your engine. It can be an excellent option for those who enjoy tinkering with their machines and want to get the most out of their engine.

Cons:

1. Cost: The Moose Off-Road Mpx1089 piston kit can be quite expensive. This may not be a feasible option for those on a tight budget or for those who don't want to spend a lot of money on engine upgrades.

2. Complex Installation: Installing a larger piston kit like the Moose Off-Road Mpx1089 can be a complex process. It may require specialized tools and knowledge, making it a job best left to a professional mechanic.

3. Potential for Engine Damage: Installing a larger piston kit can increase the risk of engine damage if not done correctly. It may also require other modifications to the engine to ensure proper operation.

Conclusion:

The decision to buy a Moose Off-Road Mpx1089 Yamaha 77mm piston kit for your ATV or UTV engine ultimately depends on your specific needs and budget. If you're looking for increased power, durability, and customizability, then this kit may be an excellent investment. However, if you're on a tight budget or not comfortable with the complex installation process, then it may be better to consider other options. It's always a good idea to consult with a professional mechanic before making a decision to ensure that you're making the best choice for your machine.

Recommendation:

If you're seriously considering purchasing a Moose Off-Road Mpx1089 piston kit for your ATV or UTV engine, I would recommend doing thorough research on the product, its installation process, and the potential benefits and risks. Consulting with a professional mechanic can also be an excellent idea to ensure that you have all the necessary information to make an informed decision. Additionally, consider weighing the costs against the potential benefits to determine if the investment is worth it for your specific situation.

Details:

Crafted with fully boxed-style forging, these pistons provide exceptional resistance to bending and breaking, ensuring reliable operation under extreme loads. The full radius dome design maximizes quench, which enhances combustion efficiency while eliminating hot spots that could lead to detonation, thereby extending engine life. The forging process minimizes friction and weight, resulting in improved power delivery efficiency. Whether rebuilding or upgrading, the Moose Offroad MPX1089 piston kit provides robust components necessary for demanding off-road adventures and extreme conditions.Features:Fully boxed-style forging enhanced strength durability Full radius dome design maximizes quench prevents hot spots Internal bracing reduces friction increases lifespan Skirt coating minimizes heat during operation Includes DLC Diamond-Like Carbon coated wrist pin wear resistance Kit includes piston, pin, rings, cir clips complete installation designed specifically Yamaha ATV UTV engines Made in USA with high manufacturing standards Internal within assembly further enhances durability area, contributing to smoother operation longevity.

The Moose Offroad Yamaha MPX1089 piston kit offers high-performance components designed for durability and strength in demanding off-road conditions. This advanced coating technology ensures long-term reliability and consistent performance. Designed specifically for Yamaha engines, these pistons are made in the USA, ensuring high manufacturing standards and quality control. The package contains all essential components: piston, wrist pin, rings, and cir clips, making installation straightforward for experienced mechanics enthusiasts alike.

The kit includes a high-quality DLC Diamond-Like Carbon coated wrist pin, known for its superior resistance to abrasive wear, which significantly extends the service life of components under extreme operating conditions.

part #: mpx1089 price

  • $421.95

specifications pistondon:

  • for makes: Yamaha
  • brand: Moose Offroad
  • mpn: Mpx1089
  • part type: Piston Engine

offer pistondon:

  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • quantity: 7
  • started: January 15, 2026

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  • service: FedEx Ground / FedEx Home Delivery
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  • transit: 5-8 Days
  • cost: $0.00
  • type: Fixed

seller pistondon:

  • city: Largo, Florida
  • rating: 99.6%
  • # reviews: 31473

general pistondon:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
for makes: yamaha, part type: piston engine,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 9985712044287771,

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5 offers $421.95–$421.95 USD
  • Offer #1: $421.95 price + $0.00 shipping estimate = $421.95* total. MPN:.FREE SHIPPING
  • Offer #2: $421.95 price + $12.99 shipping estimate = $434.94* total. Actual product may vary from picture. Moose Racing - Moose Racing.+$12.99 shipping
  • Offer #3: $421.95 price + $12.99 shipping estimate = $434.94* total. Internal bracing enhances durability by reducing friction within the pin assembly, contributing to a longer service life. MPN: ,.+$12.99 shipping
  • Offer #4: $421.95 price + $0.00 shipping estimate = $421.95* total. Internal bracing within the piston assembly further enhances durability and reduces friction in the pin area, contributing to smoother operation and longevity.FREE SHIPPING
  • Offer #5: $421.95 price + $0.00 shipping estimate = $421.95* total. High Performance 4-stroke Piston Kit Motors part. Moose Racing pistons feature x-style forgings and fully boxed-style (race pistons) forgings for ultimate strength, minimizing friction, durability, power, and weight reduction.FREE SHIPPING

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