NAMURA ATTO-HO379451-08 Fa Atv Topend Rebuild Kit 85.97MM

( Brand: Namura ), ( Manufacturer Part Number: ATTO-HO379451-08 )

Review NAMURA Honda Fa At Atv Topend Rebuild Kit 85.97mm fits RANCHER TRX400 2004–2007

Introducing the Namura Atto-Hoe 379451-08 Top End Rebuild Kit for the Honda TRX400FA Rancher ATV model from 2004 to 2007. This top-of-the-line rebuild kit is specifically designed to help you breathe new life into your ATV's engine, ensuring optimal performance and reliability.

The Namura Atto-Hoe 379451-08 kit includes all the necessary components for a successful top end rebuild. Each part is meticulously engineered and manufactured to exacting specifications. The cylinder, piston, rings, and other critical components are all included in this comprehensive kit.

The cylinder bore measures 85.97mm, ensuring a perfect fit for the Honda TRX400FA Rancher ATV models within the specified year range. The piston is designed with a durable and lightweight alloy construction, providing excellent heat dissipation and strength. The piston rings are precision-engineered to ensure a perfect seal and minimize compression loss.

Additionally, the Namura Atto-Hoe 379451-08 kit includes other essential components such as the crankshaft seals, camshaft seals, and valve guides. These components are all designed to provide a leak-free seal and help maintain engine compression and performance.

The Namura Atto-Hoe 379451-08 Top End Rebuild Kit is an excellent investment for anyone looking to improve the performance and longevity of their Honda TRX400FA Rancher ATV. Whether you're a professional mechanic or a dedicated hobbyist, this kit provides you with the high-quality parts you need to get the job done right.

Rebuilding your ATV's top end using the Namura Atto-Hoe 379451-08 kit is a straightforward process. With clear instructions and easy-to-follow steps, you can complete the rebuild in your own garage or workshop. Plus, with the peace of mind that comes from using genuine, OEM-quality parts, you'll be able to enjoy your ATV with confidence, knowing that it's running at its best.

In summary, the Namura Atto-Hoe 379451-08 Top End Rebuild Kit is an essential tool for anyone looking to restore their Honda TRX400FA Rancher ATV to its former glory. With high-quality, OEM-grade components and clear, easy-to-follow instructions, this kit is the perfect solution for anyone looking to improve their ATV's performance and extend its lifespan.

The Namura Atto-Hoe 08 Top End Rebuild Kit for the 2004-2007 Honda TRX400FA Rancher ATV is a product designed to help extend the life of the ATV's engine by providing new components for the top end of the engine. Here are some potential pros and cons of purchasing this rebuild kit:

1. Improved Engine Performance: A top end rebuild can help improve the engine's performance by replacing worn-out parts such as piston rings, cylinder wall, and valves. This can lead to better power delivery, improved fuel efficiency, and smoother engine operation.

2. Cost-Effective: Rebuilding the engine instead of buying a new one can save significant money, especially for older models where new engines may no longer be available or are very expensive.

3. Increased Longevity: By replacing worn-out components, the engine can last longer and potentially avoid more costly repairs down the line.

4. Easy Installation: The kit includes all the necessary parts for the top end rebuild, making the installation process straightforward and convenient.

1. Time-Consuming: Rebuilding an engine is a time-consuming process that requires a significant amount of labor and tools. It may be more convenient to purchase a new or rebuilt engine from a professional shop.

2. Risk of Damage: During the rebuild process, there is a risk of damaging other components if not done correctly. This can lead to additional repair costs and downtime.

3. Requires Skills and Knowledge: To successfully rebuild the engine, one needs a good understanding of engine mechanics and the experience to carry out the process correctly.

The Namura Atto-Hoe 08 Top End Rebuild Kit for the 2004-2007 Honda TRX400FA Rancher ATV can be a cost-effective way to improve engine performance, increase longevity, and save money compared to purchasing a new engine. However, it requires a significant amount of time, skills, and knowledge to install correctly. Additionally, there is a risk of damaging other components during the rebuild process.

If you are comfortable with engine mechanics and have the necessary tools, the Namura Atto-Hoe 08 Top End Rebuild Kit for the 2004-2007 Honda TRX400FA Rancher ATV can be a worthwhile investment to extend the life of the engine and improve its performance. However, if you lack the necessary skills or time, it may be more cost-effective to purchase a rebuilt or new engine from a professional shop.

part # attoho37945108 prices

• $101.25-$131.51

specifications atvsienna:

• for models: Trx400, Rancher
• for makes: Honda
• for years: 2004-2007
• brand: Namura
• manufacturer part number: ATTO-HO379451-08

seller atvsienna:

• rating: 99.9%
• # reviews: 77226

offer atvsienna:

• options: Ship-to-home
• availability: In Stock
• started: February 7, 2026
• quantity: 3
• sold: 0

returns atvsienna:

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

shipping atvsienna:

• cost: $0.00
• service: Standard
• type: Fixed
• class: Standard
• transit: 3-6 Days

payments atvsienna:

• credit card: Discover
• wallet: Apple-pay
• other

general atvsienna:

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

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