fits model: Yfm660, 660, Grizzly. make: Yamaha. year: 2002–2008.

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: KHP4UO ), ( Part Type: Carburetor ), ( Warranty: 2 Year ), ( Quantity: 1 Piece As Show In The Picture ), ( Fits 2: For Polaris Predator 500 2003-2007 ), ( Fits 3: For Bombardier Can-am Models Ds 650 2001 2004 ), ( Fits 4: For Bombardier Can-am Quest 650 Xt 2002-2004 ), ( Note: No Instruction Included )
The Maxpeedingrods KHP4UO Performance Carburetor is an outstanding upgrade for your 2002-2008 Yamaha Grizzly 660 YFM660. This high-performance carburetor is designed to enhance the engine's fuel delivery system, resulting in improved throttle response, increased horsepower, and smoother engine operation.
The KHP4UO carburetor is equipped with a 38mm main jet, which is larger than the stock 34mm jet, allowing for a more generous fuel supply. This results in a more powerful and responsive engine. The carburetor also features a high-quality float bowl, which is vented to prevent fuel vapor lock and ensure consistent fuel delivery even under heavy loads.
The KHP4UO carburetor is also equipped with an adjustable main jet and pilot jet, allowing you to fine-tune the fuel-air mixture to suit your specific riding conditions and preferences. This allows for improved fuel efficiency, reduced emissions, and a smoother, more consistent engine performance.
The carburetor is constructed from high-quality brass and stainless steel, ensuring durability and resistance to corrosion. The carburetor body is also designed with a large air cleaner inlet, which improves airflow and further enhances engine performance.
Installing the KHP4U0 carburetor is straightforward and can be done with basic hand tools. The carburetor comes with detailed installation instructions and a fuel mapping kit to help you tune the carburetor to your specific engine.
In summary, the Maxpeedingrods KHP4UO Performance Carburetor is an excellent upgrade for your 2002-2008 Yamaha Grizzly 660 YFM660. It delivers improved throttle response, increased horsepower, and smoother engine operation, while also offering the ability to fine-tune the fuel-air mixture to suit your specific riding conditions. With its high-quality construction and straightforward installation, this carburetor is a great investment for any Grizzly 660 owner looking to enhance their engine performance.
Pros of buying a 2002-2008 Performance Carburetor Yamaha Grizzly 660 (YFM660) with a KHP4UO Maxpeedingrods kit:1. Improved Performance: The Maxpeedingrods kit is designed to increase the engine's power output and throttle response, making the ATV faster and more responsive.
2. Better Fuel Efficiency: The kit may also improve fuel efficiency, as the carburetor is tuned to deliver the optimal air-fuel mixture for the engine.
3. Affordability: Compared to purchasing a new ATV, buying a used one and upgrading the carburetor with a kit like this can be a more cost-effective option.
4. Customization: The kit allows for a degree of customization, allowing you to tailor the ATV's performance to your specific needs and preferences.
Cons of buying a 2002-2008 Performance Carburetor Yamaha Grizzly 660 (YFM660) with a KHP4UO Maxpeedingrods kit:1. Installation Difficulty: Installing the kit may require some mechanical knowledge and skill, and may require additional parts or tools.
2. Potential for Damage: Improper installation or use of the kit could damage the engine or other components of the ATV.
3. Limited Warranty: Since the kit is a third-party modification, it may not be covered under the original manufacturer's warranty.
Conclusion:If you are a DIY-er with some mechanical skills, and are looking for a cost-effective way to upgrade the performance of your Yamaha Grizzly 660, a performance carburetor kit like this one could be a good option. However, it's important to ensure that the installation is done properly to avoid any damage to the engine or other components, and to be aware that any modifications may void the original manufacturer's warranty.
Recommendation:Before making a purchase, I would recommend researching the kit and the install process thoroughly, and considering hiring a professional mechanic to install it if you are not confident in your own abilities. Additionally, I would recommend checking with your insurance company to see if any modifications to the ATV will affect your coverage.
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