fits model: 700, Grizzly. make: Yamaha. year: 2016–2023.

( Brand: Quantum ), ( Manufacturer Part Number: HFP-387B-X ), ( Type: Fuel Pump ), ( Ipn: Dd5-13907-00-00 ), ( Manufacturer Warranty: Lifetime ), ( Items Included: Fuel Pump, Wiring ), ( Fuel Pump Drive Type: Electrical ), ( Universal Fitment: No ), ( Country Of Origin: Taiwan ), ( Fuel Type: Gasoline ), ( California Prop 65 Warning: Cancer And Reproductive Harm. )
The **Quantum HFP-387B-X** is a meticulously engineered, high-performance replacement fuel pump designed specifically for Yamaha Grizzly 700 models manufactured between the years 2016 and 2023, corresponding to the **BB5-13907-03-00** original equipment part number. This premium aftermarket component is crafted to meet and exceed the stringent performance demands of modern off-road and utility applications, ensuring reliable fuel delivery under the most demanding conditions. Engineered with a robust **high-flow impeller system**, the HFP-387B-X is optimized to maintain consistent pressure and volume output, even when operating at elevated altitudes or under heavy loads, which is critical for maintaining optimal engine performance in rugged terrain. Constructed from **durable, corrosion-resistant materials**, including high-grade aluminum and reinforced elastomers, this fuel pump is built to withstand the harshest environments, from dust-laden trails to extreme temperature fluctuations, without compromising efficiency or longevity. Its **sealed internal design** minimizes the risk of fuel leakage, contamination, or air ingestion, which are common issues in off-road applications where fuel lines and components are frequently exposed to debris and vibration. The HFP-387B-X also features a **precision-engineered solenoid valve**, ensuring smooth and instantaneous activation for seamless fuel flow initiation, reducing the risk of engine stalling or hesitation during critical maneuvers. Backed by Quantum s reputation for quality and reliability, this fuel pump is a direct-fit replacement that installs effortlessly with minimal modifications, offering a cost-effective solution for restoring or enhancing the performance of your Yamaha Grizzly 700 without sacrificing compatibility or durability. Whether you re tackling demanding off-road trails or relying on your vehicle for heavy-duty tasks, the HFP-387B-X delivers the dependable fuel delivery system required to keep your engine running at peak efficiency for years to come.
### **Pros and Cons of buying a Quantum HFP-387B-X (2016 2023 Yamaha Grizzly 700 BB5-13907-03-00 Fuel Pump)**
#### **Pros:**1. **Direct OEM Replacement** The Quantum HFP-387B-X is a high-quality aftermarket part designed to match the original Yamaha fuel pump specifications, ensuring proper fitment and performance. It is built to the same standards as the OEM unit, reducing the risk of compatibility issues.
2. **Reliability and Durability** Quantum is a well-regarded brand in the aftermarket automotive and ATV industry, known for producing durable components. This fuel pump is designed to handle the demands of off-road use, reducing the likelihood of premature failure.
3. **Cost-Effective Alternative** Compared to purchasing an OEM replacement from Yamaha, the Quantum fuel pump is often significantly cheaper. This makes it an attractive option for budget-conscious buyers who still want a reliable part.
4. **Easier Availability** Unlike OEM parts, which can sometimes be backordered or difficult to source, the Quantum HFP-387B-X is widely available through online retailers, dealerships, and specialty ATV shops. This reduces wait times and ensures quicker repairs.
5. **Compatibility with Modifications** If you ve made performance upgrades (e.g., larger air filters, exhaust systems, or carburetor tuning), a high-quality aftermarket fuel pump like this one can better handle increased fuel demand compared to a worn-out OEM unit.
6. **Warranty Coverage** Quantum typically offers warranties on their parts, providing some peace of mind in case of defects. While not as long as OEM warranties, it still offers protection against early failure.
7. **Performance Consistency** Unlike some cheaper aftermarket parts that may struggle with fuel delivery under load, the Quantum pump is engineered to maintain consistent pressure, which is crucial for smooth throttle response and engine protection.
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#### **Cons:**1. **Not OEM-Specific in Some Cases** While the Quantum pump is designed to fit the Yamaha Grizzly 700, there is a slight risk of minor fitment issues if the OEM pump had unique mounting or electrical quirks. However, this is rare with well-reviewed brands like Quantum.
2. **Potential for Counterfeit Parts** Purchasing from untrusted sellers (e.g., third-party marketplaces without return policies) could result in receiving a knockoff or low-quality replica. Always buy from reputable dealers or authorized Quantum distributors.
3. **Installation Complexity** Replacing a fuel pump requires removing the seat, disconnecting wiring, and ensuring proper sealing. If you re not experienced with ATV repairs, you may need to pay for professional installation, adding to the cost.
4. **Limited Long-Term Data** While Quantum is a trusted brand, the long-term reliability of this specific part may not be as well-documented as OEM components, which have been tested extensively by Yamaha.
5. **Price Sensitivity** While cheaper than OEM, the Quantum pump may still be more expensive than the absolute cheapest aftermarket options (e.g., generic brands). If cost is the only concern, you might consider other budget alternatives, though with potential trade-offs in quality.
6. **Compatibility with Aftermarket Fuel Systems** If you re running a high-flow fuel system (e.g., larger injectors or a fuel-injected conversion), you may need to verify whether this pump can handle the increased fuel demand. Some aftermarket pumps have higher flow rates, so research is advised.
7. **Warranty Limitations** Quantum s warranty may not cover labor or be as comprehensive as Yamaha s, meaning you re responsible for installation costs if issues arise shortly after purchase.
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### **Conclusion:**The **Quantum HFP-387B-X fuel pump** is an excellent **cost-effective, high-quality alternative** to the OEM Yamaha part for the 2016 2023 Grizzly 700. It offers **reliability, ease of sourcing, and compatibility** with most stock and lightly modified setups. However, it is not a perfect replacement for the OEM unit in every scenario particularly if you ve made significant performance upgrades or are dealing with a highly customized fuel system.
For **most riders**, this pump provides a **strong balance of affordability and performance**, making it a **recommended choice** over cheaper generic parts or waiting for an OEM replacement. If you prioritize **absolute peace of mind and warranty coverage**, the OEM pump may still be worth the extra cost, but for the average owner, the Quantum option is a **smart, practical investment**.
### **Recommendation:**- **Buy from a trusted seller** (e.g., official Quantum dealers, reputable online marketplaces with return policies).
- **Verify compatibility** with any aftermarket fuel or performance modifications.
- **Follow installation instructions carefully** to avoid leaks or electrical issues.
- **Consider professional installation** if you re unsure about handling fuel system repairs.
- **Monitor performance post-installation** if the pump fails prematurely, check for installation errors or counterfeit parts.
**Final Verdict:** **Highly recommended** for most Yamaha Grizzly 700 owners as a reliable, budget-friendly replacement.
Reliable High-Pressure Flow: Maintains stable fuel pressure across the entire power band, ensuring optimal engine efficiency and throttle response. Noise Output: QUIET. Quiet Operation: Specifically balanced for low-noise output, ensuring the pump operates efficiently without excessive vibration. Shipping: Orders cannot be collected.
Condition: 100% BRAND NEW, Design: In-tank EFI Fuel Pump, Warranty: LIFETIME. NEW QUANTUM FUEL PUMP FOR YAMAHA ATV APPLICATIONS. HFP-387B-X is a high-performance OEM replacement fuel pump engineered to support diverse range of Yamaha vehicles. Direct-Fit Design: Tailored as a drop-in replacement for the original Yamaha fuel module assembly, making installation process straightforward.
Corrosion Resistance: Features a coated, corrosion-resistant case to prevent internal seizing caused by moisture or contaminated fuel. Fits 2016 2023 Yamaha Grizzly 700 BB5-13907-03-00. Part Number: HFP-387B-X.
Versatile Yamaha Compatibility: Precision-engineered to fit the unique fuel module requirements of both high-performance sport bikes and utility ATV.