fits model: 400, Bear. make: Yamaha.

( Manufacturer Part Number: 90891-60105 ), ( Part Type: Unit )
The Yamaha Big Bear 400 4S1 CDI Unit Mod Kit, with the SKU 90891-60105, is an essential upgrade for your Yamaha Big Bear 400 ATV. This kit is designed to enhance the performance and reliability of your vehicle's engine.
The kit includes a high-quality CDI unit, which stands for Capacitive Discharge Ignition. This unit replaces the standard ignition system in your ATV, providing a more efficient and reliable spark for the engine's combustion process. The result is improved power output, smoother engine operation, and better fuel efficiency.
The CDI unit in this kit is specifically designed for the Yamaha Big Bear 400 4S1 model, ensuring a perfect fit and easy installation. The kit also includes all necessary mounting hardware and wiring connections, making the installation process straightforward even for less experienced mechanics.
The Yamaha Big Bear 400 4S1 CDI Unit Mod Kit is a great investment for any Yamaha Big Bear 400 owner looking to improve their vehicle's performance and reliability. With its high-quality components and easy installation, this kit is a must-have for any serious ATV enthusiast.
In summary, the 90891-60105 Yamaha Big Bear 400 4S1 CDI Unit Mod Kit is a comprehensive upgrade that delivers improved engine performance, smoother operation, and better fuel efficiency. Its easy installation and high-quality components make it a great choice for anyone looking to enhance their Yamaha Big Bear 400 ATV.
Pros of buying a Yamaha Big Bear 400 4S1 CDI Unit Mod Kit (90891-60105):1. Improves performance: This kit upgrades the CDI (Capacitive Discharge Ignition) system, which can increase engine performance, fuel efficiency, and power output.
2. Enhances reliability: The kit uses high-quality components, ensuring a more reliable ignition system, reducing the chances of engine misfires or failure.
3. Easy installation: The kit is designed to be easy to install, requiring minimal mechanical knowledge or skills.
4. Compatibility: The kit is specifically designed for the Yamaha Big Bear 400 4S1, ensuring a perfect fit and compatibility with the vehicle's electrical system.
Cons of buying a Yamaha Big Bear 400 4S1 CDI Unit Mod Kit (90891-60105):1. Cost: The kit can be expensive, especially if you are not planning on using the full potential of the upgraded ignition system.
2. Requires maintenance: Even though the kit is designed to be more reliable, it still requires regular maintenance to ensure its longevity and optimal performance.
3. Potential for damage: Improper installation or use of the kit can lead to damage to the vehicle's electrical system or engine.
Recommendation:If you are looking to improve the performance and reliability of your Yamaha Big Bear 400 4S1, the CDI Unit Mod Kit (90891-60105) is an excellent option. The kit's easy installation, compatibility, and potential performance boost make it a worthwhile investment for many riders. However, it is important to consider the cost and potential for damage, ensuring that you have the necessary knowledge and skills to install the kit properly. If you are unsure, it may be worth considering hiring a professional to install the kit for you. Overall, the Yamaha Big Bear 400 4S1 CDI Unit Mod Kit (90891-60105) can be a valuable addition to your vehicle, providing enhanced performance and reliability.