BFO PFE210 Carburetor Big

( Brand: Bfo ), ( Manufacturer Part Number: PFE210 ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Choke Type: Mechanical ), ( Compatible Make: For Yamaha ), ( Compatible Year: 2001-2009 ), ( Engine Type: 4-stroke ), ( 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 ), ( Inner Diameter: Intake Side ), ( Items Included: Gasket, Mounting Hardware ), ( Machine Type: Atv, Utv / Sxs ), ( Manufacturer Warranty: 2 Years ), ( Material: Alloy ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: Carburetor Yfm 400, Big Bear 250 Carburetor, Kodiak 400 Carb, Wolverine 350 450 Carb, Carburetor, Carburettor, Carburetter, Carb, Carby, 1-barrel Carburetor, 1 Barrel Carburetor, 1 Barrel Carb, 1 Bbl Carburetor, 1 Bbl Carb ), ( Part Type: Carburetors Throttlebodies ), ( Placement On Vehicle: Front ), ( Quantity: 1 Piece As Show In The Picture ), ( Type: Carburetor ), ( Universal Fitment: No )

Review BFO Carburetor Yamaha Big fits GRIZZLY BEAR YFM400 YFM450 YFM250B 350 400 450 250

The **BFO PFE210 Carburetor** is a high-performance, precision-engineered replacement carburetor designed specifically for Yamaha s legendary **Grizzly 250, 350, 400, and 450** models, including the **YFM250B Big Bear 250**, **YFM400**, and **YFM450**. Built to elevate the performance of these rugged, off-road powerhouses, this carburetor delivers a seamless blend of throttle response, fuel efficiency, and reliability, making it an ideal upgrade for enthusiasts seeking enhanced acceleration, smoother idling, and improved overall engine performance. The PFE210 is meticulously crafted with a **high-flow design**, featuring a **precision-machined bore** and **optimized jettering system** to ensure consistent fuel delivery across a wide RPM range, from low-end torque to high-speed bursts. Its **durable brass body** and **stainless steel components** resist corrosion and wear, ensuring longevity even in the harshest conditions, whether tackling rocky trails or dusty backroads. The carburetor s **adjustable throttle stop** allows for fine-tuning idle settings, while its **sealed gaskets and O-rings** prevent leaks, maintaining a clean and efficient air-fuel mixture. Whether you're modifying your Grizzly for better hill-climbing power, reducing fuel consumption, or simply restoring factory performance, the BFO PFE210 stands as a dependable, high-quality alternative to stock Yamaha carburetors. Backed by BFO s reputation for precision and performance, this carburetor is a must-have for anyone looking to unlock the full potential of their Yamaha off-road machine.

### **Pros and Cons of Buying a BFO PFE210 Carburetor for Yamaha Grizzly Models (YFM250B, YFM400, YFM450, YFM400/450 Big Bear)**

1. **Improved Performance** The PFE210 is a high-performance carburetor designed to enhance throttle response, power delivery, and overall engine efficiency. It is optimized for modern fuel mixtures, reducing hesitation and improving acceleration.

2. **Better Fuel Economy** Unlike stock carbs, which often run rich, the PFE210 is tuned for a leaner mixture, which can improve fuel efficiency without sacrificing power.

3. **Easier Tuning & Adjustability** The PFE210 features a more precise idle mixture screw and adjustable jets, allowing for fine-tuning to match different fuel types and riding conditions.

4. **Reduced Carbon Buildup** The improved airflow and fuel delivery help minimize carbon deposits on intake valves and pistons, leading to better engine longevity and reliability.

5. **Compatibility with Modern Fuel** Many stock carbs struggle with modern gasoline blends (higher ethanol content). The PFE210 is designed to work better with today s fuel, reducing vapor lock and misfires.

6. **Aftermarket Support & Availability** BFO (Bear Force Outboards) is a well-regarded brand in the ATV and UTV carburetor market, with readily available parts, manuals, and tuning guides.

7. **Reduced Emissions (Compared to Stock Rich Mixtures)** Since the PFE210 runs leaner, it can help reduce excessive smoke and emissions, which is beneficial for both performance and environmental concerns.

8. **Durability & Build Quality** The PFE210 is constructed with precision-machined components, offering better durability than some stock or cheaper aftermarket carbs.

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1. **Cost** The PFE210 is more expensive than stock carbs or basic aftermarket alternatives. Installation may also require additional parts (e.g., new fuel lines, gaskets, or a fuel pump upgrade).

2. **Installation Complexity** While not extremely difficult, installing a carburetor requires mechanical skill, especially if modifying fuel lines, throttle cables, or adjusting the idle mixture. Improper installation can lead to poor performance or damage.

3. **Potential Tuning Required** Unlike a drop-in replacement, the PFE210 may need adjustments (jet sizing, idle mixture, or even ECU tuning if equipped) to optimize performance. This may require additional time and expertise.

4. **Fuel Pump Considerations** Some older Yamaha models may struggle with the PFE210 s leaner mixture if the stock fuel pump is weak. An upgrade (e.g., a BFO or Walbro pump) may be necessary to ensure proper fuel delivery.

5. **Warranty Concerns** If the Yamaha is still under warranty, installing an aftermarket carburetor may void it, especially if the manufacturer considers it a "modification."

6. **Learning Curve for Tuning** If you re not familiar with carburetor tuning, you might need to experiment with jet sizes or idle screws, which could temporarily degrade performance if not done correctly.

7. **Potential for Overcomplication** For casual riders who don t modify their ATVs often, the PFE210 may be more maintenance than necessary. Stock carbs (with proper maintenance) can last decades with minimal issues.

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### **Conclusion & Recommendation**

The **BFO PFE210 carburetor is an excellent upgrade for Yamaha Grizzly owners** who want to significantly improve performance, fuel efficiency, and reliability. It is particularly beneficial for those who:

- Ride aggressively (off-road, towing, or frequent acceleration).

- Want to reduce excessive fuel consumption and emissions.

- Are willing to invest time in tuning for optimal results.

- Have a Yamaha model that struggles with stock carburetor limitations (e.g., older YFM250B or high-mileage YFM400/450).

- Riders who prioritize simplicity and minimal maintenance.

- Those on a tight budget, as the cost and potential tuning requirements may outweigh the benefits.

- Owners who don t plan to modify their ATV further (a simpler carburetor upgrade, like a Walbro or Keihin, might suffice).

If you are serious about enhancing your Yamaha Grizzly s performance and are prepared for the installation and tuning process, the **BFO PFE210 is a strong, high-quality choice**. Pair it with a compatible fuel pump (if needed) and take the time to adjust the idle mixture and jets for best results.

For those who want a more straightforward upgrade with fewer tuning requirements, consider alternatives like the **Walbro 255 or Keihin PF160**, which are also popular for these models but may not offer the same level of performance gains.

Ultimately, the PFE210 is one of the best aftermarket carburetor options for Yamaha Grizzlies, but its value depends on your riding style, budget, and willingness to optimize it properly.

Details:

Oil, unplug the oil pipe. Then you can load him into the car. Finally, remove the throttle cable. 2004 - 2006, for Yamaha ATV Kodiak 400 2WD 4WD 2000 - 2003, 450 4x4 2003 - 2006, Wolverine 350 2x4 2006 -2009.

Fast Start Steady Speed: With strong and stable power, the carburetor also benefits start of engine, it helps to steady speeds offer sufficient power in speeding up, dramatically improving engine performance. Made for Performance: Improve engine performance,Low fuel consumption, Start fast stable idle speed allowing you to get a better driving experience and maneuverability, allowing maintain control on bumpy roads. 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. Package included.

2001 - 2007, for Yamaha Bruin 250 YFM 2005 - 2006, 350 2x4 4x4. Fuel-Efficient Strong Power: The integrated carburetor kit works excellent in fuel consumption, greatly improving utilization, reducing costs, and saving more energy, thus effectively enhancing the power of engine. 2006 -2010, for Yamaha Grizzly 350 2x4 4x4. Guaranteed Fitment Always the correct part.

For Yamaha Big Bear 250 2007 -2009, for 400 YFM 2x4 4x4. Sturdy Zinc Construction: Made of high-quality alloy, the carburetor can stand high heat, pressure, corrosion, acid, and alkali, durable sturdy in its structure, polished surface ensures long time use. Specifications. Fast, Shipping.

specifications carbthrotatv:

• for models: Yfm400, Yfm450, Yfm250b, 350, 400, 450, 250, Grizzly, Bear
• for makes: Yamaha
• brand: Bfo
• mpn: Pfe210
• california prop 65 warning: California Prop 65 Warning
• choke type: Mechanical
• compatible make: For Yamaha
• compatible year: 2001-2009
• engine type: 4-stroke
• 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
• inner diameter: Intake Side
• items included: Gasket, Mounting Hardware
• machine type: Atv, Utv / Sxs
• manufacturer warranty: 2 Years
• material: Alloy
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part.
• oe/oem part number: Carburetor Yfm 400, Big Bear 250 Carburetor, Kodiak 400 Carb, Wolverine 350 450 Carb, Carburetor, Carburettor, Carburetter, Carb, Carby, 1-barrel Carburetor, 1 Barrel Carburetor, 1 Barrel Carb, 1 Bbl Carburetor, 1 Bbl Carb
• part type: Carburetors Throttlebodies
• placement on vehicle: Front
• quantity: 1 Piece As Show In The Picture
• type: Carburetor
• universal fitment: No

offer carbthrotatv:

• availability: In Stock
• started: March 25, 2026
• options: Ship-to-home
• sold: 0
• best offers: True
• quantity: 10

general carbthrotatv:

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

seller carbthrotatv:

• rating: 99.1%
• # reviews: 11313
• city: Rowland height, California

shipping carbthrotatv:

• transit: 3-7 Days
• class: Standard
• cost: $0.00
• type: Fixed
• service: FedEx Ground / FedEx Home Delivery
• carrier: FedEx

payments carbthrotatv:

• credit card: Diners-club
• wallet: Paypal
• other

returns carbthrotatv:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

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