fits model: Trx-400ex, Xr-400r. make: Honda. year: 1999–2008.

( Brand: Wiseco ), ( Manufacturer Part Number: VIS003 ), ( Part Type: Intake Valve )
The Wisco 99-08 Intake 96-04 Valve TRX-400EX/XR-400R Service Kit (VIS003) is a comprehensive solution for enhancing the performance of your Honda TRX-400EX or XR-400R. This kit includes all the necessary components to replace and upgrade your engine's valve train, ensuring optimal engine operation and power delivery.
The heart of this kit is the Wisco's high-performance Wiseco Pistons. These pistons are designed to provide increased compression ratio, improved ring seal, and reduced friction, resulting in more horsepower and torque. The pistons are made from high-quality aluminum alloy and feature Wisco's patented 3-D intake port design for improved combustion efficiency.
The kit also includes Wisco's high-performance Wiseco Cylinder Head Gaskets. These gaskets are designed to provide a perfect seal between the cylinder head and the engine block, ensuring proper combustion chamber pressure and preventing oil leaks. The gaskets are made from a high-temperature material that can withstand the extreme heat and pressure generated by the engine.
The Wisco 99-08 Intake 96-04 Valve TRX-400EX/XR-400R Service Kit also includes Wisco's high-performance Wiseco Valves. These valves are made from high-quality stainless steel and feature a larger diameter than original equipment valves, allowing for increased flow of air and fuel into the engine cylinders. This results in improved power and torque, as well as improved engine efficiency.
The kit also includes Wisco's high-performance Wiseco Springs. These springs are designed to provide the proper valve lift and timing, ensuring proper engine operation and performance. The springs are made from high-quality material and feature a precision wound design for maximum durability and reliability.
Finally, the Wisco 99-08 Intake 96-04 Valve TRX-400EX/XR-400R Service Kit includes Wisco's high-performance Wiseco Retainers. These retainers are designed to keep the valves in place and prevent them from moving during engine operation. The retainers are made from high-quality material and feature a precision machined design for maximum durability and reliability.
In summary, the Wisco 99-08 Intake 96-04 Valve TRX-400EX/XR-400R Service Kit (VIS003) is a comprehensive solution for enhancing the performance of your Honda TRX-400EX or XR-400R. This kit includes all the necessary components to replace and upgrade your engine's valve train, including high-performance pistons, cylinder head gaskets, valves, springs, and retainers. By upgrading to this kit, you can expect improved horsepower, torque, and engine efficiency, as well as improved reliability and durability.
Pros of buying a 99-08 INTake 96-04 Valve TRX-400EX with Wisco Honda XR-400R Piston Kit and VIS003 Service Kit:1. Performance Improvement: The Wisco Honda XR-400R piston kit is known for its high-compression design, which can potentially improve engine performance and power output.
2. Durability: The TRX-400EX is a reliable and durable ATV model, and the Wisco piston kit is designed to withstand the rigors of off-road riding.
3. Replacement Parts: The VIS003 Service Kit includes essential replacement parts such as the clutch kit and gasket set, which can save you money in the long run.
4. Easy Installation: The kit comes with clear instructions and all necessary hardware, making installation relatively straightforward.
Cons of buying a 99-08 INTake 96-04 Valve TRX-400EX with Wisco Honda XR-400R Piston Kit and VIS003 Service Kit:1. Cost: The kit can be expensive, and the installation cost may also add to the total cost.
2. Potential Power Increase: While the potential performance improvement is a pro, it may also lead to increased engine wear and tear if not properly maintained.
3. Compatibility Issues: There may be compatibility issues between the kit and other parts of the TRX-400EX, such as the carburetor or exhaust system.
Conclusion:While the 99-08 INTake 96-04 Valve TRX-400EX with Wisco Honda XR-400R Piston Kit and VIS003 Service Kit is an attractive option for performance-minded ATV owners, it is essential to weigh the pros and cons before making a purchase. If you can afford the upfront cost and are willing to properly maintain your ATV, the kit can potentially provide improved performance and increased durability. However, if you are on a tight budget or are not comfortable performing the installation yourself, it may be worth considering other options.
Recommendation:If you decide to purchase the kit, we recommend working with a qualified mechanic to ensure proper installation and compatibility with other parts of your TRX-400EX. Additionally, make sure to follow the manufacturer's recommendations for maintenance and upkeep to prolong the life of the kit and your ATV.
Just like Wiseco's pistons, their forged valves offer higher strength and fatigue properties due to the 1 piece construction. Sold individually.
Please to make sure that this part will fit your bike if it is not on this list questions call us at 6 EDT m f brand new in factory package. Manufacturer Wiseco manufacturer part number VIS003 make Honda model xr400r, trx400ex year 1996, 1997, 1998, 1999, 20 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 intake valve color steel product features manufactured from premium materials.
Exceed oem standards. Manufactured to the highest quality standards and specifications. All riders discount products are new, unused, and shipped in the factory packaging.
Some images show accessories that are not included with the product.
Offers superb surface hardness and wear resistance.
Chromium nitrite coated.