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  3. JETUNIT JET-X04YA0001

JETUNIT JET-X04YA0001 Fuel Pump Outboard 115HP-300HP 2-STROKE 6E5-24410-03

fits make: Yamaha. year: 1984–2006.

Jet-x04ya0001 Jetunit New Fuel Pump For Yamaha 115hp-300hp Outboard 2-stroke 1984-2006 6e5-24410-03

( Brand: Jetunit ), ( Manufacturer Part Number: JET-X04YA0001 ), ( Part Type: Fuel Pump )

Review JETUNIT New Fuel Pump Yamaha 115hp-300hp Outboard 2-stroke fits 1984–2006

The **JetUnit Jet-X04YA0001 Fuel Pump** is a high-performance, direct-replacement solution engineered specifically for Yamaha outboard motors ranging from **115 horsepower to 300 horsepower** in the **2-stroke** configuration, covering model years from **1984 to 2006**. This fuel pump is meticulously designed to address the common challenges faced by older Yamaha engines, particularly those with **6E5, 24410-03, and related part numbers**, where stock fuel delivery systems may degrade over time due to wear, clogging, or electrical inefficiency. Built with precision, the Jet-X04YA0001 incorporates a **high-flow impeller system** that ensures consistent and robust fuel pressure, eliminating the risk of lean fuel mixtures that can lead to rough idling, stalling, or reduced power output. Its **durable stainless steel construction** and reinforced seals provide superior resistance to corrosion and fuel contamination, making it ideal for marine environments where exposure to saltwater, moisture, and debris is inevitable. The pump features a **self-priming mechanism**, allowing for quick and reliable startup even after prolonged periods of inactivity, which is particularly advantageous for seasonal boaters or those who store their engines in less-than-ideal conditions. Engineered with **OEM-level compatibility**, this aftermarket upgrade seamlessly integrates with Yamaha s fuel rail and injection system, maintaining the original engine s performance characteristics while extending its operational lifespan. Whether used for fishing, cruising, or high-speed applications, the Jet-X04YA0001 delivers a **smooth, powerful, and dependable fuel delivery solution**, ensuring that your Yamaha outboard operates at peak efficiency with minimal maintenance hassle. Its **universal fitment** across a wide range of engine models makes it a versatile choice for restorers, mechanics, and enthusiasts looking to revive or enhance the performance of their classic or high-demand Yamaha outboards.

### **Pros and Cons of buying a Jetunit Jet-X04YA0001 Fuel Pump for Yamaha 115HP 300HP 2-Stroke Outboards (1984 2006, Models 6E5-24410-03)**

#### **Pros:**

1. **Compatibility** The Jet-X04YA0001 is specifically designed for Yamaha 2-stroke outboards from 1984 to 2006, covering a wide range of engines (115HP 300HP). This ensures a proper fit without modification, reducing the risk of installation errors.

2. **Improved Fuel Delivery** Unlike stock pumps, which can wear out over time, this aftermarket pump offers more consistent fuel flow, reducing the risk of fuel starvation, stalling, or hard starting common issues in older 2-stroke engines.

3. **Durability and Longevity** Jetunit pumps are known for their robust construction, often made with high-quality materials that resist corrosion and wear better than OEM components, which can degrade quickly in marine environments.

4. **Easier Installation** The pump is designed for straightforward replacement, requiring minimal tools and expertise. Many users report that it drops right into place without requiring additional modifications to the fuel system.

5. **Cost-Effective Upgrade** Compared to full engine overhauls or replacements, this pump is a relatively inexpensive solution to restore performance and reliability, potentially saving hundreds or thousands in long-term maintenance costs.

6. **Reduced Fuel Contamination Risk** A failing stock pump can allow debris into the fuel system, clogging jets and filters. The Jet-X04YA0001 helps maintain cleaner fuel flow, prolonging the life of other components like carburetors and injectors.

7. **Performance Boost** A properly functioning fuel pump ensures optimal fuel atomization, which can lead to smoother operation, better throttle response, and improved power output especially noticeable in engines that have been struggling due to pump failure.

8. **Warranty and Support** Jetunit offers warranties on their products, providing some recourse if the pump fails prematurely. Additionally, aftermarket brands often have dedicated customer service for troubleshooting.

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#### **Cons:**

1. **Aftermarket Reliability Concerns** While Jetunit is a reputable brand, some users report occasional quality control issues, such as leaks or premature wear, especially if the pump is not installed or maintained correctly. OEM pumps, though older, may still function adequately if they haven t failed yet.

2. **Potential Incompatibility with Modified Systems** If the engine has been heavily modified (e.g., with high-performance carburetors or fuel injection), the stock fuel pressure specifications might differ from what the Jet-X04YA0001 provides. This could require additional adjustments, such as a fuel pressure regulator or modified fuel lines.

3. **Installation Challenges for Inexperienced Users** While generally straightforward, some users may encounter difficulties if they lack mechanical experience, particularly with sealing gaskets or electrical connections. Improper installation can lead to leaks or electrical issues.

4. **Cost Compared to OEM Replacement** If the stock pump is still functional but simply worn out, replacing it with an aftermarket unit may seem unnecessary. However, since OEM pumps for older Yamaha models can be hard to find (and expensive), the Jet-X04YA0001 often becomes the more practical choice.

5. **Limited Availability of Spare Parts** If the pump fails outside the warranty period, finding replacement parts or a new unit may be more difficult than for newer, more common engine models.

6. **Environmental Considerations** 2-stroke outboards are known for their environmental impact due to unburned fuel and oil mixing. While this pump improves engine performance, it does not address the inherent pollution issues of 2-stroke engines. Some users may opt for a conversion to a 4-stroke or electric outboard instead.

7. **Potential for Overpressure Issues** If the pump is too aggressive in fuel delivery, it could lead to fuel flooding, especially in cold starts or if the engine is not tuned properly. This may require fine-tuning of the carburetor or fuel mixture.

---

### **Conclusion**

The **Jetunit Jet-X04YA0001 fuel pump** is a **strong, cost-effective upgrade** for Yamaha 115HP 300HP 2-stroke outboards from 1984 to 2006, particularly for owners experiencing fuel delivery issues, hard starting, or poor performance. Its **durability, ease of installation, and compatibility** make it a practical choice for restoring reliability without a full engine rebuild.

However, **potential drawbacks** such as occasional quality inconsistencies, the need for proper installation, and compatibility concerns with heavily modified engines should be considered. If the stock pump is still functional but simply worn, the upgrade may not be immediately necessary. That said, for engines with **known pump failures or those needing a performance boost**, this pump is a **reliable and affordable solution**.

### **Recommendation**

- **Buy the Jet-X04YA0001 if:**

- Your engine is experiencing **fuel starvation, stalling, or hard starting**.

- The stock pump is **old, leaking, or no longer available**.

- You want a **simple, cost-effective way to improve reliability** without major modifications.

- You plan to **keep the engine running for years** and want a durable replacement.

- **Consider alternatives if:**

- The stock pump is **still working but just weak**, and you don t want to replace a functioning part.

- You have a **heavily modified engine** that may require additional tuning (e.g., fuel pressure adjustments).

- You re uncomfortable with **DIY installation** and prefer professional help.

- You re exploring **long-term environmental concerns** and might eventually convert to a cleaner engine type.

**Final Verdict:** For most owners dealing with **pump-related issues in their Yamaha 2-stroke**, the Jet-X04YA0001 is a **highly recommended upgrade** that balances performance, durability, and affordability. Just ensure proper installation and consider tuning if needed for optimal results.

Details:

Manufacturer JETUNIT. Fuel Pump For Yamaha 115hp-300hp Outboard 2-Stroke 1984 2006 Boat Marine Parts Motor V6 Engine 6E5-24410-03-00: : About this item: Application: 1984 2006 engines 115hp 130hp 150hp 175hp 200hp 225hp 250hp 300hp. Replace Part Number: 6E5-24410-00- 6E5-24410-01- 6E5-24410-02- 6E5-24410-03- 6E5-24410-04- 6E5-24410-10- 18-7349 9-3530.

part #: jetx04ya0001 prices

  • $26.68-$29.47

specifications ouboaen:

  • for makes: Yamaha
  • for years: 1984-2006
  • brand: Jetunit
  • mpn: Jet-x04ya0001
  • part type: Fuel Pump

offer ouboaen:

  • sold: 0
  • availability: In Stock
  • started: February 26, 2026
  • quantity: 1
  • options: Ship-to-home

returns ouboaen:

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

general ouboaen:

  • condition: New
  • Boat Parts > Outboard Engines Components > Lower Unit Components

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  • rating: 99.7%
  • city: Claremont, California
  • # reviews: 13445

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shipping ouboaen:

  • type: Calculated
  • transit: 4-9 Days
  • carrier: USPS
  • class: Standard
  • service: USPS Ground Advantage
  • cost: $8.46
for makes: yamaha, for years: 1984-2006, part type: fuel pump,
category: boat parts > outboard engines components > lower unit components, sku: 22291165626829713,
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