BFO WP5Q68 Carburetor Carb Big Kit

( Brand: Bfo ), ( Manufacturer Part Number: WP5Q68 ), ( 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 Carb Kit Yamaha Big fits BEAR WOLVERINE KODIAK GRIZZLY 350 400 450

The **BFO WP5Q68 Carb Kit** is a meticulously engineered performance upgrade designed specifically for Yamaha s legendary Big Bear, Wolverine, Kodiak, and Grizzly outboard motors in the 350, 400, and 450 horsepower classes. Engineered to maximize throttle response, fuel efficiency, and overall power delivery, this high-performance carburetor kit replaces the stock unit with a precision-machined, high-flow carburetor that features a robust **WP5Q68** design, optimized for the demanding requirements of modern high-performance outboards. The kit includes a **comprehensive set of components**, including a new **carburetor body**, **throttle and choke linkages**, **fuel pump**, **air filter housing**, and **essential gaskets and seals**, ensuring a seamless installation process with minimal downtime. Crafted from durable materials, the WP5Q68 carburetor boasts an **enlarged venturi and improved jet system**, allowing for better fuel atomization and a richer, more consistent air-fuel mixture across all RPM ranges from idle to wide-open throttle. This upgrade is particularly beneficial for anglers, racers, and enthusiasts who demand **superior acceleration, smoother power delivery, and enhanced reliability** in their Yamaha outboards. Whether tackling deep-sea fishing, high-speed cruising, or competitive racing, the BFO WP5Q68 carb kit delivers a noticeable boost in performance while maintaining the stock engine s integrity. Backed by BFO s reputation for quality and precision, this kit is an ideal choice for those seeking a **cost-effective yet high-impact** modification that elevates their Yamaha s power output without compromising durability.

### **Pros and Cons of buying a BFO WP5Q68 Carburetor Kit for Yamaha Big Bear/Wolverine/Kodiak/Grizzly 350/400/450**

1. **Improved Performance** The WP5Q68 is a high-performance carburetor designed to enhance throttle response, power delivery, and overall engine efficiency. It is optimized for larger displacement engines like those in the Big Bear/Wolverine/Kodiak/Grizzly series, which can lead to noticeable gains in acceleration and top-end power.

2. **Better Fuel Economy (Under Certain Conditions)** When properly tuned, a well-functioning carburetor can help prevent fuel waste caused by rich mixtures, potentially improving fuel efficiency in some driving scenarios. However, this depends heavily on tuning and riding style.

3. **Enhanced Reliability** The WP5Q68 is a well-regarded aftermarket carburetor known for durability, especially when compared to stock units that may wear out faster under aggressive use. It is built with precision components that reduce the likelihood of leaks or clogs.

4. **Compatibility with Modifications** Since these engines are often modified with larger air filters, exhaust systems, or camshafts, the WP5Q68 can better support those upgrades by providing a more robust fuel delivery system. It is designed to work well with common performance parts in the aftermarket.

5. **Easier Maintenance** The WP5Q68 is designed with accessibility in mind, making it simpler to clean, adjust, and service compared to some stock carbs. This can save time and frustration during tune-ups.

6. **Positive Community Feedback** Many riders in the Yamaha Big Bear/Wolverine/Kodiak/Grizzly community report positive experiences with the WP5Q68, citing improved power and smoother operation after installation. This social proof can be reassuring for buyers.

7. **Adjustability** The carburetor allows for fine-tuning of the mixture via the pilot and main jets, which can be beneficial for optimizing performance based on altitude, fuel type, or riding conditions.

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1. **Cost** The WP5Q68 is more expensive than a stock carburetor, and installation may require additional parts such as a new throttle body, gaskets, or fuel line upgrades. The total cost of ownership can be higher than sticking with a stock unit or a cheaper aftermarket alternative.

2. **Learning Curve** If you are not familiar with carburetor tuning, adjusting the WP5Q68 properly can be challenging. Incorrect settings may lead to poor performance, fuel waste, or even engine damage. Professional tuning is often recommended.

3. **Potential for Voiding Warranty** If your bike is still under manufacturer warranty, installing an aftermarket carburetor may void coverage, especially if the modification is not approved by Yamaha.

4. **Fuel Quality Dependence** Like all carbs, the WP5Q68 performs best with clean, high-quality fuel. Poor fuel can clog jets or damage internal components, reducing longevity and performance.

5. **Installation Complexity** While not overly difficult, installing a WP5Q68 requires careful attention to sealing, alignment, and proper line connections. Improper installation can lead to leaks or performance issues.

6. **Not a Universal Fix** If your engine has underlying issues (e.g., worn pistons, valves, or ignition problems), the WP5Q68 alone will not resolve them. It is a performance upgrade, not a repair solution.

7. **Maintenance Requirements** Carbureted engines require more frequent maintenance than fuel-injected ones, including regular cleaning, jet adjustments, and float level checks. Neglecting these steps can lead to poor performance or failure.

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### **Conclusion**

The BFO WP5Q68 carburetor kit is a solid choice for Yamaha Big Bear/Wolverine/Kodiak/Grizzly owners looking to significantly improve performance, especially if they are running other modifications. It offers noticeable power gains, reliability, and adjustability, making it a favorite among enthusiasts. However, it is not a simple drop-in replacement it requires proper installation, tuning, and maintenance to realize its full potential. The cost and learning curve may deter some riders, particularly those who prefer low-maintenance solutions or are on a tight budget.

For riders who prioritize performance and are willing to invest time in tuning and upkeep, the WP5Q68 is a worthwhile upgrade. Those who prefer simplicity, lower costs, or are not comfortable with carburetor adjustments might consider alternatives like a high-flow air filter, exhaust system, or even a fuel injection conversion in the long term.

### **Recommendation**

If you are committed to maximizing the power and reliability of your Yamaha Big Bear/Wolverine/Kodiak/Grizzly and have experience with carburetor tuning or are willing to learn then the BFO WP5Q68 is an excellent investment. Pair it with a high-quality fuel system (clean fuel, proper lines, and gaskets) and consider professional tuning to ensure optimal results. If you are unsure about tuning, consult with a reputable Yamaha performance shop to guide you through the process.

For those who want a more hands-off approach, focus on complementary upgrades like exhaust systems, camshafts, or ignition components before committing to a carburetor swap. Ultimately, the WP5Q68 is best suited for riders who want a noticeable performance boost and are prepared for the maintenance that comes with carbureted engines.

Details:

Manufacturer. 2004 - 2006, for Yamaha ATV Kodiak 400 2WD 4WD 2000 - 2003, 450 4x4 2003 - 2006, Wolverine 350 2x4 2006 -2009. 2001 - 2007, for Yamaha Bruin 250 YFM 2005 - 2006, 350 2x4 4x4. Package included.

Always the correct part. Fast Shipping. 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. 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.

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. Quick, Simple. 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.

2006 -2010, for Yamaha Grizzly 350 2x4 4x4. Finally, remove the throttle cable. Then you can load him into the car.guaranteed Fitment.

Specifications. 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. Oil, unplug the oil pipe.

specifications carbthrotatv:

• for models: 350, 400, 450, Bear, Wolverine, Kodiak, Grizzly
• for makes: Yamaha
• brand: Bfo
• mpn: Wp5q68
• 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

payments carbthrotatv:

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

general carbthrotatv:

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

offer carbthrotatv:

• availability: In Stock
• started: March 12, 2026
• options: Ship-to-home
• sold: 0
• best offers: True
• quantity: 10

shipping carbthrotatv:

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

returns carbthrotatv:

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

seller carbthrotatv:

• rating: 98.9%
• city: Rowland height, California
• # reviews: 787

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