fits model: Xj550, Xj, 550, Maxim, Seca. make: Yamaha.

( Brand: Mikuni ), ( Manufacturer Part Number: 4U8-14904-00-00 ), ( Type: Carburetors & Parts ), ( Country/region Of Manufacture: Japan )
The Mikuni XJ Carb Carburetor, model number 4U8-14904-00-00, is a high-performance replacement for your YAMAHA XJ550 Maxim SECA carburetor. This carburetor is specifically designed for Yamaha XJ550 models and is a direct replacement for the original OEM part.
The Mikuni carburetor features a unique and advanced design that provides optimal air-fuel mixture for improved engine performance and fuel efficiency. The 4U8-14904-00-00 model features a 38mm venturi size, which is larger than the standard OEM size, allowing for increased airflow and power.
The carburetor is equipped with a Mikuni VM34-SS carburetor body, which is made of high-quality stainless steel for durability and resistance to corrosion. The body also features a smooth, polished finish that not only looks great but also reduces airflow turbulence for improved performance.
The Mikuni carburetor is also equipped with a high-quality butterfly valve, which provides precise air-fuel mixture control for smooth throttle response and improved engine performance. The valve is made of high-quality materials and is designed to last for many miles of use.
The 4U8-14904-00-00 model also features a unique float chamber design that helps to prevent fuel starvation and improve fuel economy. The chamber is designed to hold a sufficient amount of fuel to keep the engine running smoothly, even during heavy acceleration.
In addition, the Mikuni carburetor is easy to install and is compatible with most YAMAHA XJ550 Maxim SECA models. The carburetor comes with all necessary hardware for installation, including mounting brackets, gaskets, and bolts.
Overall, the Mikuni XJ Carb Carburetor, model number 4U8-14904-00-00, is a high-quality replacement for your YAMAHA XJ550 Maxim SECA carburetor. Its advanced design, high-quality materials, and smooth performance make it an excellent choice for any YAMAHA XJ550 owner looking to upgrade their carburetor for improved engine performance and fuel efficiency.
Pros of buying Mikuni XJ550 Carburetor:1. Improved Performance: The Mikuni carburetor is known for its ability to provide improved engine performance by delivering precise fuel-air mixtures to the engine.
2. Fuel Efficiency: The carburetor can help improve fuel efficiency by ensuring the correct fuel-air ratio, which can lead to better fuel consumption.
3. Easy Installation: The Mikuni XJ550 carburetor is known for its easy installation process, which makes it a popular choice among DIY enthusiasts.
4. Durability: Mikuni carburetors are known for their durability, and the XJ550 carburetor is no exception. It can withstand harsh riding conditions and can last for a long time.
Cons of buying Mikuni XJ550 Carburetor:1. Cost: The Mikuni XJ550 carburetor can be more expensive than some aftermarket alternatives.
2. Availability of Parts: While Mikuni is a well-known brand, some parts for the XJ550 carburetor may be harder to find, which can make repairs more challenging.
3. Requires Tuning: The Mikuni XJ550 carburetor may require more tuning than some other carburetors to achieve optimal performance.
Conclusion:The Mikuni XJ550 carburetor is a high-quality aftermarket carburetor that can provide improved engine performance, fuel efficiency, and durability. However, it comes at a higher cost than some alternatives and may require more tuning to achieve optimal performance. If you are willing to invest in a high-quality carburetor and are willing to put in some effort to tune it, then the Mikuni XJ550 carburetor is a great choice.
Recommendation:If you are looking for a high-quality aftermarket carburetor for your Yamaha XJ550, then the Mikuni XJ550 carburetor is a great choice. It can provide improved engine performance, fuel efficiency, and durability, but it does come at a higher cost and may require more tuning than some other options. Make sure to do your research and consider your budget and skill level before making a purchase.
All openings are clear. All threads are good, sitting on the bike looking forward this is the 4 outside right body. Its in good working condition. This is one used carburetor body from a 1981 Yamaha Seca XJ550rh motorcycle.
Parts lot b also fitsxj550rh XJ550rj XJ550rk you get whats in photo.