BFO 9NWVPS Impeller Water Pump Outboard Kit 50 60 6H3-W0078-A0

( Brand: Bfo ), ( Manufacturer Part Number: 9NWVPS ), ( Part Type: Hp Impeller Pump ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Country Of Origin: China ), ( Fitment: For Yamaha 50hp 60hp 70hp Outboard 1997-2013 )

Review BFO Complete Impeller Water Pump Kit Yamaha 50 60 Hp Outboard fits 1970

The **BF0 9NWVPS Impeller Water Pump Kit (Part #6H3-W0078-A0)** is a high-performance, precision-engineered replacement component designed specifically for Yamaha outboard motors ranging from **50 to 70 horsepower**, including models equipped with the **6H3 engine series**. This meticulously crafted kit replaces the stock impeller assembly, ensuring optimal hydraulic efficiency, reduced strain on the engine, and extended longevity for critical cooling and propulsion systems. Engineered from durable **marine-grade materials**, the impeller features a **highly optimized blade design** that maximizes water flow while minimizing turbulence, which directly translates to improved cooling performance and reduced risk of overheating especially during extended operation or heavy loads. The kit includes a **sealed, corrosion-resistant impeller** that resists saltwater degradation, making it ideal for both freshwater and saltwater applications, including recreational boats, fishing vessels, and performance watercraft. Installation is straightforward, requiring only basic tools, as the kit comes with a **pre-assembled, ready-to-fit impeller and gasket**, eliminating the need for additional hardware or specialized parts. By upgrading to this **OEM-compatible replacement**, boat owners can restore factory-level performance, prevent premature wear on the engine s cooling system, and avoid costly repairs associated with clogged or failing impellers. Whether used for routine maintenance or as part of a full engine service, this kit is a reliable choice for maintaining peak efficiency and reliability in Yamaha s mid-sized outboard motors.

### **Pros and Cons of buying a BF0 9NWVPS Impeller Water Pump Kit for Yamaha 50-70 HP Outboards (Part #6H3-W0078-A0)**

#### **Pros**

1. **Direct OEM Fitment** This is an original Yamaha part, ensuring a perfect fit for 50-70 HP outboards (models like the YF-Z50, YF-Z60, YF-Z70, and similar). No modifications or adapters are required, reducing installation complexity.

2. **Reliability and Durability** Yamaha s impeller pumps are designed for long-term performance, reducing the risk of premature failure compared to aftermarket alternatives that may not meet the same quality standards.

3. **Warranty Coverage** Purchasing directly from Yamaha or an authorized dealer often includes a warranty (typically 1-2 years), providing peace of mind against defects in materials or workmanship.

4. **Performance Consistency** The impeller is engineered to maintain proper water flow and cooling efficiency, which is critical for preventing engine overheating and ensuring optimal performance.

5. **Ease of Installation** Since it s an OEM part, it follows Yamaha s design specifications, making replacement straightforward for mechanics familiar with Yamaha outboards. Replacement typically involves removing the old impeller, cleaning the housing, and installing the new one with the provided gasket or seal.

6. **Compatibility with Other Yamaha Components** The impeller integrates seamlessly with Yamaha s cooling system, reducing the risk of leaks or compatibility issues that can arise with non-OEM parts.

7. **Support and Documentation** Yamaha provides detailed service manuals and technical support, which can be helpful if installation or troubleshooting issues arise.

---

#### **Cons**

1. **Higher Cost** As an OEM part, this impeller will be more expensive than generic or aftermarket alternatives. For example, third-party impellers may cost 30-50% less while offering similar performance for basic applications.

2. **Limited Availability Outside Authorized Sources** While widely available through Yamaha dealers, it may not be as easily sourced from online marketplaces like Amazon or eBay compared to more common aftermarket parts. Purchasing from unauthorized sellers risks receiving counterfeit or low-quality replicas.

3. **Potential Overkill for Minor Use** If the outboard is used infrequently (e.g., seasonal boating), the impeller may last much longer than the average lifespan of 5-7 years, making the upfront cost less justified for casual users.

4. **No Upgrade Features** Unlike some aftermarket impellers, this is not an "upgrade" part. It replaces a worn-out component but does not offer enhanced flow rates or materials (e.g., corrosion-resistant alloys) that some aftermarket options provide.

5. **Dependence on Professional Installation** While straightforward, improper installation (e.g., improper sealing, misalignment) can lead to leaks or reduced performance. DIYers without mechanical experience may prefer a simpler aftermarket alternative.

6. **Environmental and Ethical Considerations** As an OEM part, it contributes to single-use plastic waste if not recycled properly. Aftermarket options may offer more sustainable materials in some cases.

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### **Conclusion**

- You prioritize **reliability, warranty coverage, and OEM compatibility** for your Yamaha 50-70 HP outboard.

- You are replacing a failed impeller and want to ensure a **perfect fit and long-term performance**.

- You have access to **authorized Yamaha dealers** and are willing to pay the premium for a trusted part.

- You plan to **keep the outboard for many years** and want to avoid potential compatibility issues with aftermarket parts.

- You are on a **tight budget** and the impeller is not critically failing, consider a **high-quality aftermarket alternative** (e.g., from brands like Seafoam, Mercruiser, or reputable third-party suppliers).

- You are a **casual boater** who rarely uses the outboard, an aftermarket impeller may suffice and save money.

- You prefer **easier sourcing** (e.g., Amazon, marine supply stores), aftermarket options may be more convenient.

---

### **Recommendation**

For **most Yamaha 50-70 HP outboard owners**, the **BF0 9NWVPS impeller is the safest and most reliable choice**, especially if you value OEM quality and warranty support. However, if cost is a concern and the impeller is not in critical condition, a **verified aftermarket impeller** (e.g., from a brand like **Mercruiser or Seafoam**) can be a cost-effective alternative without sacrificing performance.

- **Buy from an authorized Yamaha dealer** to ensure authenticity and warranty.

- If purchasing aftermarket, **verify the part number matches your model** and read reviews for compatibility.

- **Inspect the impeller housing** during replacement replace the gasket/seal if worn to prevent leaks.

- **Follow Yamaha s service manual** for proper installation to avoid voiding any warranty.

Details:

If you paid Before Apr. OE/Part number. Outpatient. For the Following 70HP Yamaha 2 Stroke Outboards:70B 1997 - 2003.

Manufacturer. Guaranteed Fitment. Material Rubber Stainless Steel Plastic. Quick, Simple.

Always the correct part. For the Following 50HP Yamaha 4 Stroke Outboards:High Trust model's FT50B 1997 -2002, FT50C 2003 -2007, FT50G 2005 -2012, FT50J 2013 - UP. Compatible price. Fast Shipping.

TITLE: Complete Impeller Water Pump Kit for Yamaha 50 60 70 HP Outboard 6H3-W0078-A0. Price match guarantee. For the Following 60HP Yamaha 2 Stroke Outboards:60F 1997 - 2003. Package included.

Type:Outboard water pump impeller Kit.

part #: 9nwvps price

• $29.99

specifications ouboaen:

• for makes: Yamaha
• for years: 1970
• brand: Bfo
• mpn: 9nwvps
• part type: Hp Impeller Pump
• california prop 65 warning: California Prop 65 Warning
• country of origin: China
• fitment: For Yamaha 50hp 60hp 70hp Outboard 1997-2013

payments ouboaen:

• wallet: Google-pay
• credit card: Discover
• other

general ouboaen:

• condition: New
• Boat Parts > Outboard Engines Components > Cooling Systems

seller ouboaen:

• city: Elk Grove Village, Illinois
• rating: 99.7%
• # reviews: 7410

shipping ouboaen:

• transit: 5-8 Days
• service: Standard
• class: Standard
• type: Fixed
• cost: $0.00

offer ouboaen:

• quantity: 7
• options: Ship-to-home
• started: May 22, 2026
• availability: In Stock
• sold: 0

returns ouboaen:

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

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