1. Boat Outboard Engines To Buy
  2. sku: 22328312902483752
  3. YIHEOZUX 12411

YIHEOZUX Thermostat 6EK-12412-00 2006-LATE 6EK-12411-00-00 8M6010301 18-3639

fits model: F115. make: Yamaha. year: 2000.

6ek-12411-00-00 Yiheozux 6ek 12411 00 6ek-12412-00 Thermostat For Yamaha F115 2006-late X-ref 8m6010301 18-3639

( Brand: Yiheozux ), ( Manufacturer Part Number: 12411 ), ( Type: Outboard Thermostat ), ( Sierra P/n: 18-3639 ), ( Oe/oem Part Number: 8m6010301 )

Review YIHEOZUX 6ek Thermostat Yamaha 2006 Late X ref fits F115 2000

The **Yiheozux 6EK-12411 (6EK-12412-00) Thermostat** is a precision-engineered replacement part designed specifically for Yamaha F115 engines manufactured between 2006 and the latest model years, ensuring seamless compatibility with your marine or outboard application. This high-quality thermostat is a direct-fit replacement for the original **OEM 8M6010301** and **18-3639** units, offering reliable temperature regulation to protect your engine from overheating while optimizing performance. Crafted from durable materials, this thermostat features a robust **6EK-12411-00-00** design, incorporating a spring-loaded valve mechanism that maintains consistent coolant flow and prevents thermal stress. Its compact yet sturdy construction ensures a snug fit within the engine s cooling system, minimizing the risk of leaks or improper sealing. Ideal for both saltwater and freshwater environments, this thermostat is built to withstand the demanding conditions of marine use, providing long-lasting durability and consistent operation. Whether you're restoring an older Yamaha F115 or maintaining a newer model, this thermostat guarantees efficient heat management, helping to extend the lifespan of your engine while delivering the performance you expect from Yamaha s trusted outboard lineup.

### **Pros and Cons of buying a Yiheozux 6EK-12411 Thermostat for Yamaha F115 (2006-Late) Part Numbers: 6EK-12411-00, 6EK-12412-00, 8M6010301, 18-3639**

#### **Pros:**

1. **Compatibility** The thermostat is specifically listed as a direct replacement for the Yamaha F115 engine (2006-late models), including the referenced part numbers (6EK-12411-00, 8M6010301, etc.). This reduces the risk of installation issues due to incorrect sizing or mounting.

2. **Potential Cost Savings** Purchasing from a third-party supplier like Yiheozux may be cheaper than buying directly from Yamaha or an authorized dealer, especially if the part is no longer in high demand.

3. **Accessibility** Since Yamaha parts can sometimes be difficult to source, especially for older models, this thermostat offers an alternative that may be easier to obtain quickly.

4. **Quality Assurance (if reputable seller)** If the seller is well-reviewed and the product is genuine (not a counterfeit), the thermostat should meet Yamaha s performance standards, ensuring proper engine cooling and longevity.

5. **Warranty or Return Policy** Some third-party sellers offer warranties or return policies, providing peace of mind in case of defects or installation problems.

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#### **Cons:**

1. **Counterfeit Risk** Third-party sellers occasionally sell fake or low-quality parts that may not fit correctly, fail prematurely, or even damage the engine if they don t meet Yamaha s specifications. Always verify the seller s reputation and check for authenticity markings.

2. **Lack of OEM Support** If issues arise, Yamaha s customer service may not recognize or honor the part as genuine, potentially complicating warranty claims or repairs. OEM parts come with manufacturer backing.

3. **Potential Fitment Issues** While the part numbers suggest compatibility, slight variations in gasket materials, mounting holes, or cooling capacity could occur. Improper installation (e.g., incorrect torque, seal failure) could lead to coolant leaks or overheating.

4. **Limited Availability of Installation Guides** Unlike OEM parts, third-party sellers may not provide detailed installation instructions or diagrams, increasing the risk of user error during replacement.

5. **Resale Value Impact** If you later sell the vehicle, some buyers or mechanics may prefer OEM parts, potentially affecting the bike s perceived value.

6. **Quality Control Variability** Batch-to-batch inconsistencies in third-party parts are possible, whereas OEM parts undergo strict quality control.

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### **Conclusion:**

Buying the **Yiheozux 6EK-12411 thermostat** for your Yamaha F115 can be a practical and cost-effective solution if you prioritize affordability and quick access to the part. However, the risks of counterfeit products, potential fitment issues, and lack of OEM support must be carefully considered. To mitigate these risks:

- **Verify the seller s authenticity** (check reviews, seller ratings, and product descriptions for terms like "genuine" or "OEM-quality").

- **Compare prices** with other reputable third-party sellers or Yamaha-authorized dealers to ensure you re not overpaying for a potentially fake part.

- **Inspect the part upon arrival** for packaging quality, labeling, and physical condition (e.g., proper sealing, no visible defects).

- **Follow Yamaha s recommended installation procedures** to avoid leaks or cooling inefficiencies.

- **Consider OEM alternatives** if budget allows, especially if the bike is a long-term investment.

### **Recommendation:**

If you are confident in the seller s legitimacy and the part s authenticity, the Yiheozux thermostat is a viable option for replacing a faulty or worn-out thermostat in your Yamaha F115. However, if you value absolute reliability, warranty coverage, and long-term peace of mind, purchasing an **OEM thermostat (e.g., Yamaha part number 8M6010301 or 18-3639)** from an authorized dealer may be worth the higher cost. Always prioritize quality over price when it comes to critical engine components like thermostats.

Details:

Package Contains the Following Components. Yamaha Marine Outboard Part OEM. Fit Yamaha Engine model's. Sierra Marine OEM # 18-3639.

Thermostat For Yamaha F115 2006 Late X-ref: 6EK-12411-00-00 8M6010301 18-3639. Up for Sale is Thermostat Yamaha Outboard F115 LF115 VF115 4-Stroke Motors.

specifications ouboaen:

  • for models: F115
  • for makes: Yamaha
  • for years: 2000
  • brand: Yiheozux
  • mpn: 12411
  • type: Outboard Thermostat
  • sierra p/n: 18-3639
  • oe/oem part number: 8m6010301

offer ouboaen:

  • best offers: True
  • availability: In Stock
  • started: February 28, 2026
  • options: Ship-to-home
  • sold: 0
  • quantity: 8

payments ouboaen:

  • credit card: Visa
  • wallet: Paypal
  • other

returns ouboaen:

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

shipping ouboaen:

  • class: Standard
  • service: Standard
  • type: Fixed
  • transit: 4-7 Days
  • cost: $0.00

seller ouboaen:

  • # reviews: 3037
  • rating: 98.9%
  • city: Hebron, Kentucky

general ouboaen:

  • Boat Parts > Outboard Engines Components > Other
  • condition: New
for models: f115, for makes: yamaha, for years: 2000, type: outboard thermostat, sierra p/n: 18-3639, oe/oem part number: 8m6010301,
category: boat parts > outboard engines components, sku: 22328312902483752,
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