1. USED Engine Parts Deals
  2. sku: 13674027124505752
  3. TWOM MALLAOO37HDOOOO8811ZB-1

TWOM MALLAOO37HDOOOO8811ZB-1 Top Cylinder Piston Gasket End Rebuild Kit

fits model: Trx400ex, 2x4, Sportrax. make: Honda. year: 1999–2008.

Mallaoo37hdoooo8811zb-1 Twom Cylinder Piston Gasket Top End Rebuild Kit For Honda Sportrax Trx400ex 2x4 99-08

( Brand: Twom ), ( Manufacturer Part Number: MALLAOO37HDOOOO8811ZB-1 ), ( Compatible Year: 1999, 1999-2008 ), ( Color: Siliver ), ( Compatible Model: Sportrax Trx400ex ), ( Manufacturer Warranty: 3 Months ), ( Type: Cylinder Gasket Piston Rings Set ), ( Fitment: For Honda Trx400ex 1999-2008 ), ( Fitment Type: Direct Replacement ), ( Vehicle Type: 12100-kcy-670 / 12191-kcy-672 ), ( Interchange Part Number 2: 13011-kcy-670 / 13101-kcy-670 ), ( Interchange Part Number 3: 90601-ka5-000 / 13111-kcy-670 ), ( Interchange Part Number 4: 12251-hn1-003 / 12391-kcy-671 ), ( Interchange Part Number 1: 14560-kcw-851 / 12100-hn1-a70 / 12191-kcy-672 ), ( Fits: Atv ), ( Package Included: 1x Base Gasket )

Review TWOM Cylinder Piston Gasket Top End Rebuild Kit Honda fits SPORTRAX TRX400EX 2X4 1999–2008

Introducing the Mallaoo MHL-37HD-OOO8811ZB-1 Top End Rebuild Kit, specifically designed for the Honda Sportrax TRX400EX models from 1999 to 2008. This comprehensive rebuild kit includes all the essential components required to refurbish the top end of your engine, ensuring optimal performance and reliability.

The heart of this kit is the pair of high-quality, precisely engineered piston gaskets. These gaskets are designed to provide a perfect seal between the piston and the cylinder head, minimizing the risk of oil or coolant leaks. Each gasket is manufactured with superior materials that can withstand the rigors of off-road riding, ensuring a long-lasting and effective seal.

The Mallaoo MHL-37HD-OOO8811ZB-1 Top End Rebuild Kit also includes a set of piston rings. These rings are crucial for maintaining the proper compression and sealing of the engine. Made from durable, heat-resistant materials, they offer excellent performance and reliability, ensuring your engine runs smoothly and efficiently.

In addition to the piston gaskets and piston rings, this kit includes a set of piston pin bushings. These bushings provide a secure fit for the piston pin, reducing wear and tear and ensuring that your engine runs smoothly and quietly.

The Mallaoo MHL-37HD-OOO8811ZB-1 Top End Rebuild Kit is designed to make your engine rebuild project as hassle-free as possible. Each component is meticulously engineered to fit your Honda Sportrax TRX400EX perfectly, ensuring a seamless installation process. With this kit, you can trust that you're using only the highest-quality components, backed by Mallaoo's commitment to excellence and customer satisfaction.

Whether you're restoring a classic Honda Sportrax or simply keeping your bike in top condition, the Mallaoo MHL-37HD-OOO8811ZB-1 Top End Rebuild Kit is the perfect solution for your top end rebuild needs. Don't let engine leaks or poor performance hold you back invest in this top-of-the-line rebuild kit and enjoy the peace of mind that comes with a well-maintained, high-performing engine.

Two Mallaoo 37HDOOOO8811ZB-1 Cylinder Piston Gasket Top End Rebuild Kit for Honda TRX400EX (99-08): A Comprehensive Analysis

Introduction:

The Two Mallaoo 37HDOOOO8811ZB-1 cylinder piston gasket top end rebuild kit is a popular choice among Honda TRX400EX (99-08) owners for engine overhauls. This analysis aims to provide an unbiased assessment of the product by discussing its pros and cons.

Pros:

1. Comprehensive Kit: The Two Mallaoo 37HDOOOO8811ZB-1 kit includes all the necessary gaskets, piston rings, and other components required for a top-end rebuild. This ensures a complete engine overhaul, minimizing the need for additional purchases.

2. High-quality Materials: Mallaoo is known for manufacturing high-quality gaskets using advanced materials, ensuring a perfect seal and eliminating the possibility of leaks.

3. Affordable Price: Compared to OEM (Original Equipment Manufacturer) alternatives, the Two Mallaoo 37HDOOOO8811ZB-1 kit offers a more affordable price without compromising on the quality of the components.

Cons:

1. Potential Fitment Issues: Some users have reported issues with the piston rings fitting properly in the cylinder bores. This may require additional machining or adjustments, adding to the overall cost and time of the rebuild.

2. Lack of Instructions: The kit does not include detailed instructions for the installation process. Users may need to consult other resources or seek assistance from professionals to ensure proper installation.

Conclusion:

The Two Mallaoo 37HDOOOO8811ZB-1 cylinder piston gasket top end rebuild kit for Honda TRX400EX (99-08) offers several advantages, including a comprehensive kit, high-quality materials, and an affordable price. However, potential fitment issues and the absence of installation instructions are worth noting.

Recommendation:

If you are confident in your mechanical skills and have access to the necessary resources for installation, the Two Mallaoo 37HDOOOO8811ZB-1 kit could be an excellent choice for your Honda TRX400EX top-end rebuild. However, if you prefer a more straightforward installation process or have concerns about fitment, you may want to consider investing in an OEM kit or seeking professional assistance.

part # mallaoo37hdoooo8811zb-1 price

  • $59.95

specifications atvsienna:

  • for models: Trx400ex, 2x4, Sportrax
  • for makes: Honda
  • for years: 1999-2008
  • brand: Twom
  • manufacturer part number: MALLAOO37HDOOOO8811ZB-1
  • compatible year: 1999, 1999-2008
  • color: Siliver
  • compatible model: Sportrax Trx400ex
  • manufacturer warranty: 3 Months
  • type: Cylinder Gasket Piston Rings Set
  • fitment: For Honda Trx400ex 1999-2008
  • fitment type: Direct Replacement
  • vehicle type: 12100-kcy-670 / 12191-kcy-672
  • interchange part number 2: 13011-kcy-670 / 13101-kcy-670
  • interchange part number 3: 90601-ka5-000 / 13111-kcy-670
  • interchange part number 4: 12251-hn1-003 / 12391-kcy-671
  • interchange part number 1: 14560-kcw-851 / 12100-hn1-a70 / 12191-kcy-672
  • fits: Atv
  • package included: 1x Base Gasket

general atvsienna:

  • ATV, Side-by-Side UTV Parts Accessories > Engines Engine Parts > Other Engine Parts
  • condition: New

shipping atvsienna:

  • cost: $14.00
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  • type: Fixed
  • class: Standard
  • service: Standard

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offer atvsienna:

  • best offers: True
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: May 13, 2026

returns atvsienna:

  • policy: Returns Accepted
  • time: 60 Days
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seller atvsienna:

  • # reviews: 57027
  • rating: 99.5%
for models: trx400ex, 2x4, sportrax, for makes: honda, for years: 1999-2008, compatible year: 1999, 1999-2008, compatible model: sportrax trx400ex, manufacturer warranty: 3 months, type: cylinder gasket piston rings set, fitment: for honda trx400ex 1999-2008, fitment type: direct replacement, vehicle type: 12100-kcy-670 / 12191-kcy-672, interchange part number 2: 13011-kcy-670 / 13101-kcy-670, interchange part number 3: 90601-ka5-000 / 13111-kcy-670, interchange part number 4: 12251-hn1-003 / 12391-kcy-671, interchange part number 1: 14560-kcw-851 / 12100-hn1-a70 / 12191-kcy-672, fits: atv, package included: 1x base gasket,
category: atv parts > atv, side-by-side utv parts accessories > engines engine parts > engine parts, color: siliver, sku: 13674027124505752,

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