fits model: Yfm400, 400, 2x4, 4x4, Bear. make: Yamaha. year: 2000–2006.

( Brand: Bfo ), ( Manufacturer Part Number: YM1BFU ), ( Compatible Make: For Yamaha ), ( Compatible Year: 99 00 01 02 03 04 1999 2000 2001 2002 2003 2004 ), ( Fit 2: For Yamaha Grizzly 350 2007-2011 ), ( Fit 3: For Yamaha Kodiak 400 Yfm400 2000-2006 ), ( Fit 4: For Yamaha Big Bear 400 2004-2006 Bruin 350 ), ( Fit 5: For Yamaha Grizzly 450 2007-2012 ), ( Fit 6: For Yamaha Wolverine 450 2007-2010 ), ( Fit For: For Yamaha Wolverine 350 2006-2009 ), ( Fitment Type: Direct Replacement ), ( Fits: Atv ), ( Inner Diameter: Intake Side ), ( Items Included: Gasket, Mounting Hardware ), ( Material: Alloy ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Part Type: Carburetors Throttlebodies ), ( Placement On Vehicle: Front ), ( Quantity: 1 Piece As Show In The Picture ), ( Type: Carburetor )
Experience unparalleled engine performance and smooth ride with the BFO YM1BFU Carburetor, specifically designed for Yamaha Big Bear 400 4x4 YFM400 models from 2000 to 2006. This high-quality carburetor is built to enhance the power and fuel efficiency of your ATV, ensuring a thrilling and reliable ride every time.
The BFO YM1BFU Carburetor boasts a precision-engineered design, featuring a durable cast aluminum construction that withstands the rigors of off-road riding. Its unique high-flow air intake system allows for optimal air-fuel mixture, resulting in a quicker response and improved acceleration.
Equipped with a high-quality accelerator pump, this carburetor ensures seamless throttle control, even under heavy loads. The adjustable main jet and pilot jet allow for easy tuning to match your specific riding style and conditions, delivering the perfect balance of power and fuel economy.
The BFO YM1BFU Carburetor also offers easy installation, thanks to its direct bolt-on design that requires no modifications to your ATV. It comes with detailed installation instructions, ensuring a hassle-free upgrade process.
Upgrade your Yamaha Big Bear 400 4x4 YFM400 with the BFO YM1BFU Carburetor and experience the difference in power, performance, and control. Whether you're tackling tough terrains or cruising on trails, this carburetor is your ticket to a more enjoyable and efficient ride. Don't compromise on performance; choose the BFO YM1BFU Carburetor for your Yamaha Big Bear 400 4x4 YFM400.
1. Enhanced Performance: This carburetor is known for providing improved engine performance, offering a smoother idle, better throttle response, and increased power.
2. Improved Fuel Efficiency: The BFO YM1BFU Carburetor is designed to optimize fuel delivery, potentially reducing fuel consumption and increasing the overall efficiency of the Yamaha Big Bear 400.
3. Durability: The carburetor is built with high-quality materials, ensuring it can withstand the rigors of off-road riding and provide long-lasting performance.
4. Easy Installation: Many users report that the carburetor is easy to install, making it a suitable option for both professional mechanics and DIY enthusiasts.
Cons:1. Potential Compatibility Issues: While the BFO YM1BFU Carburetor is designed to fit Yamaha Big Bear 400 models from 2000 to 2006, there may be minor variations that cause fitment issues. It's crucial to ensure your specific model is compatible before purchasing.
2. Price: Compared to stock carburetors, the BFO YM1BFU Carburetor may be more expensive. However, the improvement in performance and efficiency may justify the cost for many users.
3. Potential Learning Curve: While the installation process may be straightforward, adjusting the carburetor to achieve optimal performance might require some learning and experimentation.
Conclusion:The BFO YM1BFU Carburetor offers several benefits, including enhanced performance, improved fuel efficiency, and durability. However, potential compatibility issues and the initial cost should be considered. If you're looking to boost the performance of your Yamaha Big Bear 400 and are comfortable with the potential need for some adjustments, this carburetor could be a worthwhile investment. Always ensure compatibility with your specific model before purchase.
Finally, remove the throttle cable. Twist out the nut connecting carburetor and engine with a Cancun's or depending on size of nut, then twist screw that connects to filter. For Yamaha BIG BEAR 250 2007 - 2009, for 400 YFM 2X4 4X4. Then you can load him into the car.
Next Day Delivery. . Improved air intake holes to improved airflow structure,stable performance and sensitive reaction,If your vehicle with issues of slow start, unstable idle speed, high fuel consumption, oil spill, poor speed power, Manufactured tested help deliver optimum engine capability.
Comes with shatterproof sealed and corrosion resistant case. Oil, unplug the oil pipe. The carburetor is made of chrome-plated Zinc alloy which provides better wear resistance, insulation and heat resistance. Package Content.
2004 - 2006, for Yamaha ATV KODIAK 400 2WD 4WD 2000 - 2003, 450 4X4 2003 WOLVERINE 350 2X4 2006 2009. 2001 - 2007, for Yamaha BRUIN 250 YFM 2005 2006, 350.2x4 4X4. Specifications. Carburetor for Yamaha Big Bear 400 2X4 4X4 YFM400 2000 - 2006.