fits model: Xl250s, Xl500s, Xr250, Xr250r, Xr500.

( Brand: K-s ), ( Manufacturer Part Number: 56-1004 ), ( Part Type: Valve Carburetor )
The KS 56-1004 Carburetor Air Cut-Off Valve is a precision-engineered component designed specifically for the XL250S, XL500S, XR250, XR250R, and XR500 models. This valve plays a crucial role in optimizing the performance and fuel efficiency of your motorcycle's engine.
Crafted with high-quality materials, the KS 56-1004 is durable and reliable, capable of withstanding the rigors of off-road riding and daily commuting. Its design is a perfect fit for the OEM (Original Equipment Manufacturer) airbox of your motorcycle, ensuring a seamless installation process.
The air cut-off valve allows for the controlled introduction of air into the carburetor, which in turn adjusts the fuel-air mixture for optimal combustion. This results in a smoother running engine, improved throttle response, and enhanced overall performance.
The KS 56-1004 Carburetor Air Cut-Off Valve is easy to install, with clear instructions included in the packaging. It is designed to work with the stock carburetor on your motorcycle, allowing you to enjoy upgraded performance without the need for extensive modifications.
In summary, the KS 56-1004 Carburetor Air Cut-Off Valve is an essential upgrade for any XL250S, XL500S, XR250, XR250R, or XR500 rider looking to enhance their motorcycle's performance and fuel efficiency. Its durable construction, easy installation, and significant impact on engine performance make it an indispensable addition to your motorcycle's components.
The KS 56-1004 Carburetor Air Cut-Off Valve is a product designed to fit various models of motorcycles, including the XL250s, XL500s, XR250, XR250r, and XR500. Here are some pros and cons to consider before making a purchase:
Pros:1. Improved Performance: The air cut-off valve can help improve the performance of your motorcycle by optimizing the fuel-air mixture, which can lead to better acceleration and fuel efficiency.
2. Easy Installation: The valve is designed for easy installation, which means you can do it yourself without needing professional help.
3. Durable: The KS 56-1004 is made of high-quality materials, ensuring durability and long-lasting performance.
4. Versatile: It fits multiple models of motorcycles, making it a cost-effective solution for those who own more than one bike.
Cons:1. Potential Engine Noise: Some users have reported an increase in engine noise after installing the air cut-off valve. This could be due to the change in fuel-air mixture.
2. Requires Adjustment: The valve may need to be adjusted to achieve the optimal performance. This could require some trial and error.
3. Not a Universal Fit: Although it fits multiple models, it may not fit all versions of the models listed. It's important to double-check compatibility before purchasing.
Conclusion:The KS 56-1004 Carburetor Air Cut-Off Valve offers several benefits, including improved performance, easy installation, and durability. However, it's important to be aware of potential drawbacks such as increased engine noise and the need for adjustment. If you're comfortable with these potential issues and the valve is compatible with your motorcycle, it could be a worthwhile investment. Always ensure to follow the manufacturer's instructions for installation and operation.
Sold in sets for one carburetor. Located on the side of carburetor, air cut-off valve prevents lean fuel mixture backfire when decelerating. Kit includes diaphragm, spring and o-ring. Fits the following model's: HONDA XL250S 1978 - 1979, XL500S 1979 1981, XR250 1980, XR250R 1981 1982, XR500 1980.
Ks Carburetor Air Cut-Off Valve Sets, Direct OEM-style replacement air cut-off valve set.