1. Personal Watercraft Parts Products
  2. sku: 10289109617493633
  3. WISECO MN/TM4N

WISECO MN-TM4N Top End Bearing Rfi Engine Pistons Bd Sea Doo MN/TM4N

fits model: Gtx. make: Sea-doo. year: 1998–2002.

Tm4n Wiseco Mn/tm4n Top End Bearing For 1998-2002 Sea-doo Gtx Rfi - Engine Pistons Bd

( Brand: Wiseco ), ( Manufacturer Part Number: MN/TM4N ), ( Compatible Year: 2002 2001 2000 1999 1998 ), ( Compatible Model: Gtx Rfi ), ( Bundle Description: 1 Pc Genuine Wiseco Top End Bearing ), ( Type: Top End Bearing ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review WISECO Mn/tm4n Top End Bearing For Sea doo Rfi Engine Pistons Bd fits GTX 1998–2002

Introducing the WISCO MN/TM4N Top End Bearing Set, an essential upgrade for the Sea-Doo GTX RFI engines produced between 1998 and 2002. This top-quality bearing set is specifically designed for the pistons, ensuring optimal engine performance and reliability.

The WISCO MN/TM4N Top End Bearing Set comprises high-grade, heat-treated steel races and precision machined chrome steel balls. These components are carefully selected for their superior strength and durability, ensuring they can withstand the rigors of marine use and the demanding conditions of a high-performance engine.

The bearings are engineered to minimize friction and provide smooth operation, resulting in reduced engine wear and longer service life. The set includes not only the piston bearings, but also the con rod bearings and the crankshaft bearings, ensuring a complete top-end bearing solution for your Sea-Doo GTX RFI engine.

Each bearing in this set is meticulously manufactured to tight tolerances, ensuring a perfect fit and optimal engine performance. The set also includes new seals to ensure a proper seal and prevent oil leaks.

The WISCO MN/TM4N Top End Bearing Set is an excellent investment for any Sea-Doo GTX RFI engine owner seeking improved performance, reliability, and extended engine life. With its superior materials, meticulous manufacturing process, and comprehensive coverage of all necessary top-end bearings, this bearing set is the ideal choice for enthusiasts who demand the best for their watercraft.

Wiseco MN/TM4N Top End Bearing for 1998-2002 Sea-Doo GTX RFI Engine: Pros, Cons, and Recommendation

The Wiseco MN/TM4N top end bearing for the 1998-2002 Sea-Doo GTX RFI engine is a popular aftermarket upgrade. Let's discuss the pros, cons, and make a recommendation based on the available information.

Pros:

1. Enhanced Performance: Top end bearings are critical components in a two-stroke engine. Upgrading to high-quality bearings like the Wiseco MN/TM4N can improve engine performance, durability, and efficiency.

2. Reduced Engine Noise: The Wiseco MN/TM4N bearing kit is designed to minimize engine noise, providing a smoother and quieter operation.

3. Improved Engine Longevity: High-performance bearings like the MN/TM4N are known for their durability, reducing the need for frequent engine rebuilds.

4. Better Heat Dissipation: The Wiseco bearing kit includes high-performance materials that help improve heat dissipation, keeping the engine cooler and reducing the risk of heat-related engine failures.

Cons:

1. Cost: The Wiseco MN/TM4N top end bearing kit is a premium upgrade, and the cost may be a significant investment for some riders.

2. Installation Complexity: Installing the Wiseco MN/TM4N bearing kit requires expertise and experience, as the process involves disassembling and reassembling the engine.

3. Potential for Damage: During the installation process, there's a risk of damaging other engine components if not done correctly.

Recommendation:

If you're an enthusiast looking to enhance the performance, durability, and quietness of your 1998-2002 Sea-Doo GTX RFI engine, the Wiseco MN/TM4N top end bearing kit is an excellent investment. However, it's crucial to ensure the installation is performed by a qualified professional to avoid potential damage to other engine components.

In conclusion, the Wiseco MN/TM4N top end bearing kit offers significant advantages for Sea-Doo GTX RFI engine owners, including improved performance, reduced engine noise, and extended engine life. However, it comes with a higher cost and a complex installation process. If you have the budget and access to a qualified technician, this upgrade is worth considering.

Details:

Wiseco Top End Bearing for 1998 - 2002 Sea-Doo GTX RFI - Engine Pistons bd: Status: In Stock.

part #: mntm4n price

  • $30.49

specifications perwatercraft:

  • for models: Gtx
  • for makes: Sea-doo
  • for years: 1998-2002
  • brand: Wiseco
  • mpn: Mn/tm4n
  • compatible year: 2002 2001 2000 1999 1998
  • compatible model: Gtx Rfi
  • bundle description: 1 Pc Genuine Wiseco Top End Bearing
  • type: Top End Bearing
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

general perwatercraft:

  • condition: New
  • Parts Accessories > Personal Watercraft Parts > Other Parts

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  • type: Fixed
  • transit: 4-6 Days
  • class: Standard
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offer perwatercraft:

  • started: January 18, 2026
  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
for models: gtx, for makes: sea-doo, for years: 1998-2002, compatible year: 2002 2001 2000 1999 1998, compatible model: gtx rfi, bundle description: 1 pc genuine wiseco top end bearing, type: top end bearing, core charge: free no core charge, fitment type: direct replacement,
category: watercraft parts > parts, sku: 10289109617493633,

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