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  3. WISECO MN/M780

WISECO MN-M780 Top End Bearing Waverunner Engine Ez MN/M780

fits make: Yamaha. year: 1999–2001.

M780 Wiseco Mn/m780 Top End Bearing For 1999-2001 Yamaha Xl700 Waverunner - Engine Ez

( Brand: Wiseco ), ( Manufacturer Part Number: MN/M780 ), ( Type: Top End Bearing ), ( Compatible Year: 2001 2000 1999 ), ( Compatible Model: Xl700 Waverunner Xl700 ), ( Bundle Description: 1 Pc Genuine Wiseco Top End Bearing ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review WISECO Mn/m780 Top End Bearing For Yamaha Waverunner Engine Ez fits XL700 1999–2001

Introducing the WiseCO MN/M780 Top End Bearing, an essential upgrade for the 1999-2001 Yamaha XL700 Waverunner engine. This high-performance bearing is specifically designed to ensure a perfect fit and long-lasting reliability for your watercraft.

Crafted from premium materials, the MN/M780 Top End Bearing is engineered to withstand the rigors of continuous use in marine environments. The bearing utilizes a high-strength steel race and a hardened chromium steel ball, providing exceptional durability and resistance to corrosion.

One of the key features of this top end bearing is its precision machining. Each component is meticulously manufactured to ensure a perfect fit and minimal play, resulting in increased engine efficiency and reduced vibration. This not only leads to a smoother, quieter ride but also helps to minimize wear on other engine components.

The MN/M780 Top End Bearing also benefits from a sealed design, which keeps contaminants out and lubricant in. This not only helps to extend the life of the bearing but also reduces the need for frequent maintenance.

Installation of the WiseCO MN/M780 Top End Bearing is straightforward and can be completed in a relatively short amount of time. The bearing comes complete with the necessary hardware for installation, making it a convenient and hassle-free upgrade for your Yamaha XL700 Waverunner engine.

In summary, the WiseCO MN/M780 Top End Bearing is an excellent investment for any 1999-2001 Yamaha XL700 Waverunner owner looking to enhance the performance and reliability of their engine. With its premium materials, precision machining, and sealed design, this top end bearing is sure to provide years of trouble-free operation, allowing you to enjoy your time on the water with confidence.

The Wiseco MN/M780 top end bearing kit for the 1999-2001 Yamaha XL700 Waverunner engine is a popular aftermarket upgrade. This kit is designed to improve the performance and durability of the engine. Here are some pros and cons of buying this product:

Pros:

1. Improved Performance: Wiseco bearings are known for their low friction and high load capacity. This means that they can handle more power and provide better engine performance.

2. Increased Durability: The Wiseco bearing kit is made of high-quality materials that are more resistant to wear and tear than OEM bearings. This results in longer engine life and fewer repairs.

3. Reduced Engine Noise: The Wiseco bearings are designed to reduce engine noise by minimizing the amount of slop in the engine. This leads to a smoother and quieter running engine.

4. Better Throttle Response: The Wiseco bearings can help improve throttle response by reducing the amount of engine drag. This makes the engine more responsive and faster.

5. Easy to Install: The Wiseco bearing kit comes with detailed instructions and all the necessary hardware for installation. It is a straightforward process that can be done by most DIY enthusiasts.

Cons:

1. Cost: The Wiseco bearing kit is more expensive than OEM bearings. However, the cost is justified by the improved performance and durability.

2. Not Suitable for Stock Engines: The Wiseco bearing kit is designed for high-performance engines. If you are running a stock engine, then you may not notice any significant improvement in performance.

3. Requires Regular Maintenance: While the Wiseco bearings are more durable than OEM bearings, they still require regular maintenance. This includes regular oil changes and periodic inspection of the bearings.

Conclusion:

The Wiseco MN/M780 top end bearing kit for the 1999-2001 Yamaha XL700 Waverunner engine is an excellent upgrade for high-performance applications. It provides improved performance, increased durability, reduced engine noise, better throttle response, and is easy to install. However, it is more expensive than OEM bearings and may not be suitable for stock engines. If you are looking to get the most out of your engine and are willing to invest in a high-quality aftermarket product, then the Wiseco bearing kit is a great choice.

Recommendation:

If you are looking to improve the performance and durability of your Yamaha XL700 Waverunner engine, then the Wiseco MN/M780 top end bearing kit is an excellent upgrade. It is a high-quality product that provides numerous benefits, including improved performance, increased durability, reduced engine noise, and better throttle response. While it is more expensive than OEM bearings, the cost is justified by the benefits it provides. However, it is important to note that it is not suitable for stock engines and requires regular maintenance. If you are confident in your DIY skills and are looking for a high-performance upgrade, then the Wiseco bearing kit is a great choice.

Details:

Wiseco Top End Bearing for 1999 - 2001 Yamaha XL700 WaveRunner - Engine ez: Status: In Stock.

part #: mnm780 price

  • $31.13

specifications snowpar:

  • for makes: Yamaha
  • for years: 1999-2001
  • brand: Wiseco
  • mpn: Mn/m780
  • type: Top End Bearing
  • compatible year: 2001 2000 1999
  • compatible model: Xl700 Waverunner Xl700
  • bundle description: 1 Pc Genuine Wiseco Top End Bearing
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

payments snowpar:

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shipping snowpar:

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

offer snowpar:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: January 19, 2026
  • quantity: 1

returns snowpar:

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

general snowpar:

  • condition: New
  • Parts Accessories > Snowmobile Parts > Other Parts

seller snowpar:

  • # reviews: 16286
  • rating: 98.6%
  • city: Multiple warehouses
for makes: yamaha, for years: 1999-2001, type: top end bearing, compatible year: 2001 2000 1999, compatible model: xl700 waverunner xl700, bundle description: 1 pc genuine wiseco top end bearing, core charge: free no core charge, fitment type: direct replacement,
category: snowmobile parts > parts, sku: 9894809860693633,

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