1. Carburetors & Throttlebodies ATV For Sale
  2. sku: 15177079298934771
  3. BFO ZY7IEX

BFO ZY7IEX Carburetor Big Carby

fits model: Yfm, 400, Bear. make: Yamaha. year: 2001–2007.

Zy7iex Bfo Carburetor Fit Yamaha Yfm 400 Big Bear 2001 2002 2003 2004 2005 2006 2007 Carby

( Brand: Bfo ), ( Manufacturer Part Number: ZY7IEX ), ( California Prop 65 Warning: California Prop 65 Warning ), ( 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 )

Review BFO Carburetor Fit Yamaha Big Carby fits BEAR YFM 400 2001–2007

High-Performance BFO ZY7IEX Carburetor for Yamaha YFM 400 Big Bear (2001-2007)

Experience an unparalleled riding experience with the BFO ZY7IEX Carburetor, specifically engineered for the Yamaha YFM 400 Big Bear models from 2001 to 2007. This premium carburetor replacement is designed to deliver enhanced power, improved fuel efficiency, and a smoother throttle response, transforming your ATV's performance to new heights.

Crafted with precision and quality, the BFO ZY7IEX Carburetor offers a seamless fit for your Yamaha YFM 400 Big Bear, ensuring a hassle-free installation process. The carburetor is meticulously designed to maximize air-fuel mixture, resulting in increased horsepower and torque that will leave you breathless.

Equipped with advanced features such as a high-quality throttle body, optimized jetting system, and an easy-to-adjust idle screw, this carburetor offers unparalleled control over your ATV's engine. It ensures a smooth idle, quick acceleration, and a powerful top-end performance that will redefine your off-road adventures.

The BFO ZY7IEX Carburetor is built to withstand the rigors of extreme riding conditions. Its durable construction, combined with high-quality materials, guarantees longevity and reliability, ensuring you can enjoy the perfect ride every time.

Upgrade your Yamaha YFM 400 Big Bear with the BFO ZY7IEX Carburetor and unlock its full potential. Experience the difference that a high-performance carburetor can make and elevate your ATV to new levels of performance, power, and control.

The BFO Zy7iex carburetor for Yamaha YFM 400 Big Bear (2001-2007) is a performance-oriented carburetor replacement, designed to enhance the ATV's engine performance and fuel efficiency. Here are some pros and cons to help you make an informed decision.

Pros:

1. Improved Performance: The BFO Zy7iex carburetor offers a more responsive and powerful engine, thanks to its high-quality components and jetting adjustments.

2. Increased Fuel Efficiency: With its optimized air-fuel mixture, this carburetor can help reduce fuel consumption, saving you money in the long run.

3. Easy Installation: The carburetor is designed to be a direct replacement for the stock carburetor, making it easy to install with basic tools.

4. Durable Construction: The BFO Zy7iex carburetor is built to withstand the rigors of off-road riding, ensuring long-lasting performance.

Cons:

1. Initial Cost: The BFO Zy7iex carburetor is more expensive than the stock carburetor, which may be a deterrent for some.

2. Jetting Adjustments: Customizing the jetting to achieve optimal performance may require some tuning and adjustments, which could be a challenge for some users.

3. Potential Voiding of Warranty: Installing aftermarket parts like this carburetor could potentially void your ATV's warranty, depending on the manufacturer's policies.

Conclusion:

The BFO Zy7iex carburetor offers significant performance improvements and increased fuel efficiency, making it an attractive option for those looking to get more out of their Yamaha YFM 400 Big Bear. However, the initial cost and potential warranty concerns are factors to consider. If you're comfortable with the investment and understand the potential implications, this carburetor could be a great upgrade for your ATV. If you're unsure, it might be a good idea to consult with a professional mechanic or the ATV manufacturer.

Details:

Comes with shatterproof sealed and corrosion resistant case. Factory Warranty. Specifications. It begins from the date purchased.

Oil, unplug the oil pipe. 2006 - 2010, for Yamaha GRIZZLY 350 2x4 4x4. >>you might also like. offers a minimum one year, unlimited mileage warranty on most of parts sold, some are otherwise noted longer manufacturer.

2001 - 2007, for Yamaha BRUIN 250 YFM 2005 2006, 350.2x4 4x4. For Yamaha BIG BEAR 250 2007 - 2009, for 400 YFM 2x4 4x4. 2004 - 2006, for Yamaha ATV KODIAK 400 2WD 4WD 2000 - 2003, 450 4x4 2003 WOLVERINE 350 2x4 2006 2009. The carburetor is made of chrome-plated Zinc alloy which provides better wear resistance, insulation and heat resistance.

Finally, remove the throttle cable. Package Content. 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. Best Costumer Service.

Then you can load him into the car. Fast Shipping. 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.

specifications carbthrotatv:

  • for models: Yfm, 400, Bear
  • for makes: Yamaha
  • for years: 2001-2007
  • brand: Bfo
  • mpn: Zy7iex
  • california prop 65 warning: California Prop 65 Warning
  • 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

payments carbthrotatv:

  • wallet: Apple-pay
  • credit card: Mastercard
  • other

general carbthrotatv:

  • ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Carburetors
  • condition: New

offer carbthrotatv:

  • options: Ship-to-home
  • best offers: True
  • started: September 25, 2025
  • quantity: 10
  • sold: 0
  • availability: In Stock

shipping carbthrotatv:

  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 4-7 Days
  • type: Fixed
  • carrier: FedEx
  • class: Standard

seller carbthrotatv:

  • # reviews: 18988
  • rating: 99.0%
  • city: Houston, Texas

returns carbthrotatv:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
for models: yfm, 400, bear, for makes: yamaha, for years: 2001-2007, california prop 65 warning: california prop 65 warning, 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, 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,
category: atv parts > atv, side-by-side utv parts accessories > air intake fuel delivery > carburetors, material: alloy, sku: 15177079298934771,
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