fits model: Yfz450, Yz450f, Z400, Yfz, 450. make: Yamaha.

( Manufacturer Part Number: 5TG7 ), ( Part Type: Carburetor ), ( Fits: Atv )
The YFZ450 FCR 450 Running YZ450F 400EX Keihin Carburetor is a high-performance replacement carburetor designed for Yamaha YFZ 10SL27, Z400, and 5TG7 models. This carburetor is a direct replacement for the original YFZ450F 450 and 400EX carburetors.
The Keihin carburetor is known for its precision and reliability, offering a smooth and consistent fuel delivery for optimal engine performance. The FCR 450 carburetor features a 42mm Mikuni-style throttle body, which provides a wider throttle opening and improved airflow for increased power and torque. The carburetor also includes a reed valve system, which provides a more responsive engine response and improved fuel efficiency.
The FCR 450 carburetor is fully adjustable, allowing riders to fine-tune the carburetor to their specific riding style and conditions. The carburetor features adjustable main jet, pilot jet, and air screw, allowing riders to adjust the fuel mixture for optimal engine performance. The carburetor also includes an adjustable idle mixture screw, which allows riders to adjust the idle speed for smooth starts and improved engine idle stability.
The FCR 450 carburetor is made from high-quality materials and is designed to withstand the harsh conditions of off-road riding. The carburetor body is made from lightweight and durable aluminum, while the throttle shaft and throttle cable are made from heavy-duty stainless steel. The carburetor also includes a high-quality fuel filter, which helps to prevent debris and contaminants from entering the carburetor and damaging the engine.
The FCR 450 carburetor is easy to install, with clear installation instructions and all necessary hardware included. The carburetor is a direct bolt-on replacement for the original YFZ450F 450 and 400EX carburetors, making installation simple and hassle-free.
In summary, the YFZ450 FCR 450 Running YZ450F 400EX Keihin Carburetor is a high-performance replacement carburetor that offers precision, reliability, and adjustability for Yamaha YFZ 10SL27, Z400, and 5TG7 models. This carburetor provides a smooth and consistent fuel delivery, improved power and torque, and optimal engine performance, making it the perfect choice for off-road enthusiasts looking to upgrade their carburetor and improve the performance of their Yamaha ATV.
Pros of buying a YFZ450 FCR 450 with a Keihin carburetor:1. Unique and highly modified: The YFZ450 FCR 450 is a unique and highly modified version of the YFZ450, which makes it stand out from the crowd.
2. Improved performance: The Keihin carburetor on this bike is known for its excellent air/fuel mixture and throttle response, which can lead to improved performance and power delivery.
3. Affordability: Compared to the YZ450F and 400EX, the YFZ450 FCR 450 can be a more affordable option for those looking for a high-performance quad.
4. Customization potential: The YFZ450 FCR 450 is a blank canvas for customization, allowing riders to tailor the bike to their specific needs and preferences.
Cons of buying a YFZ450 FCR 450 with a Keihin carburetor:1. Maintenance and tuning: Carburetors require more frequent maintenance and tuning than fuel injection systems, which can be time-consuming and costly.
2. Less reliable: Carburetors can be less reliable than fuel injection systems, as they are more susceptible to fuel delivery issues and can be affected by weather conditions.
3. Lower resale value: Due to its modified nature, the YFZ450 FCR 450 may have a lower resale value compared to the stock YFZ450 or other popular quad models.
Ending conclusion:The YFZ450 FCR 450 with a Keihin carburetor is a unique and high-performance quad that offers improved performance and customization potential. However, it requires more frequent maintenance and tuning and may have a lower resale value compared to stock or other popular quad models. If you are willing to put in the time and effort to maintain and tune the carburetor, and you value performance and customization over reliability and resale value, the YFZ450 FCR 450 may be a great option for you.
Recommendation:If you are looking for a high-performance quad with customization potential, the YFZ450 FCR 450 with a Keihin carburetor could be a great option for you. However, if you prioritize reliability and resale value over performance, you may want to consider other quad models with fuel injection systems. It's always a good idea to do your research and test ride the bike before making a decision.
From a running 2004 YFZ450 chain broke cracked case so parting it out. Stamped 5TG710sl27. Works great.