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  3. YAMAHA 4JH-13490-00-00

YAMAHA 4JH-13490-00-00 Engine Oil Pressure Relief Valve

fits model: Yzf600r. make: Yamaha. year: 2002.

4jh-13490-00-00 Yamaha 2002 Yzf600r Oem Engine Oil Pressure Relief Valve

( Manufacturer Part Number: 4JH-13490-00-00 ), ( Country Of Origin: Japan ), ( Type: Oil Relief Valve )

Review YAMAHA Oem Engine Oil Pressure Relief Valve fits YZF600R 2002

The **Yamaha 4JH-13490-00-00 engine oil pressure relief valve** from the **2002 YZF600R** is a precision-engineered component designed to maintain optimal oil pressure within the motorcycle s lubrication system, ensuring smooth operation and longevity of critical engine components. This valve is a critical part of Yamaha s sophisticated oil pressure regulation system, which prevents excessive buildup of pressure that could lead to premature wear, leaks, or even catastrophic failure in high-performance applications. Crafted from durable materials, including high-grade steel and precision-machined components, the relief valve operates with exceptional reliability, allowing oil to circulate efficiently while safeguarding the engine against over-pressurization. Its compact yet robust design integrates seamlessly into the YZF600R s oil pump assembly, where it works in tandem with the oil filter and pressure sensor to regulate flow and pressure according to the engine s demands. Whether cruising at highway speeds or navigating tight corners, this valve ensures consistent lubrication, reducing friction between moving parts and minimizing the risk of overheating. For riders seeking to maintain peak performance or those performing routine maintenance, replacing a worn or faulty relief valve with this genuine Yamaha part guarantees a perfect fit and adherence to the manufacturer s specifications, preserving the engine s efficiency and extending its service life. Ideal for both original equipment replacement and aftermarket upgrades, this component exemplifies Yamaha s commitment to engineering excellence and performance-driven reliability.

**Pros and Cons of buying a Yamaha 4JH-13490-00-00 (2002 YZF600R Engine Oil Pressure Relief Valve)**

### **Pros**

1. **Direct Compatibility** This part is specifically designed for the 2002 Yamaha YZF600R, ensuring a proper fit without modification. Using an exact OEM replacement reduces the risk of leaks or improper function.

2. **Reliability** Yamaha s original equipment parts are engineered to meet the motorcycle s specifications, which can improve long-term performance and durability compared to aftermarket alternatives that may not match the original tolerances.

3. **Prevents Oil Pressure Issues** The oil pressure relief valve regulates oil flow to critical components like the crankshaft bearings and camshafts. A faulty valve can lead to excessive oil pressure, risking damage to seals, gaskets, or even catastrophic engine failure. Replacing it proactively can prevent costly repairs.

4. **Ease of Installation** As an individual component, this valve is relatively straightforward to replace, especially if you have basic mechanical skills. It typically requires draining some oil, removing the oil filter, and accessing the valve in the engine s oil passage.

5. **Cost-Effective Maintenance** Compared to the potential cost of repairing or replacing damaged engine components due to oil pressure issues, replacing the relief valve is a minor expense. It can extend the life of your engine and avoid more extensive work.

6. **Availability of Genuine Parts** If purchasing from Yamaha or an authorized dealer, you can be confident in the part s authenticity and quality, reducing the risk of counterfeit or substandard components.

### **Cons**

1. **Limited Availability Outside Official Channels** While genuine Yamaha parts are reliable, they may be harder to find or more expensive compared to aftermarket options. You may need to order from a specialty motorcycle parts supplier or Yamaha s official website.

2. **Potential for Overkill if the Issue is Elsewhere** If the oil pressure problem stems from another source (e.g., clogged oil passages, worn bearings, or a faulty oil pump), replacing just the relief valve may not fully resolve the issue. A diagnostic check (e.g., oil pressure test) is advisable before purchasing.

3. **Labor Costs if Professional Installation is Needed** While the part itself is inexpensive, if you lack mechanical experience, a mechanic may charge labor fees to install it, increasing the total cost.

4. **Risk of Counterfeit Parts** If buying from third-party sellers (e.g., eBay, Amazon, or unverified online marketplaces), there s a chance of receiving a fake or low-quality replica. Always verify the seller s reputation and part authenticity.

5. **Time-Consuming for DIYers** Replacing the valve requires some disassembly (e.g., removing the oil filter, possibly the oil pan, or accessing the valve through the engine case). Inexperienced riders may struggle with the process or accidentally damage other components.

### **Conclusion**

The Yamaha 4JH-13490-00-00 oil pressure relief valve is a **practical and cost-effective solution** for addressing oil pressure concerns in a 2002 YZF600R. Its direct compatibility and reliability make it a strong choice for riders who prioritize genuine parts and long-term engine health. However, it s essential to confirm that the valve is indeed the root cause of the issue before purchasing, as other engine components could be contributing to the problem.

If you re comfortable with basic motorcycle maintenance, replacing the valve yourself is feasible and rewarding. For those without mechanical experience, consulting a mechanic for installation ensures the job is done correctly. Always source the part from a trusted supplier to avoid counterfeit or substandard replacements.

### **Recommendation**

- **Buy the genuine Yamaha part** (4JH-13490-00-00) from an authorized dealer, Yamaha s official site, or a reputable motorcycle parts retailer (e.g., RockAuto, Cycle World, or local Yamaha dealers).

- **Verify the issue** with an oil pressure test or consultation with a mechanic to ensure the relief valve is the correct fix.

- **Consider DIY installation** if you re confident in your mechanical skills, but don t hesitate to seek professional help if needed.

- **Combine with routine maintenance** replace the oil filter and check other fluid levels during the process to keep the engine in optimal condition.

This valve is a **wise investment** for preventing serious engine damage and maintaining your YZF600R s performance.

Details:

M-force race crafts. Removed From: 2002 Yamaha YZF600R with miles, Please review all pictures to assess the condition of item. 2002 YAMAHA YZF600R OEM ENGINE OIL PRESSURE RELIEF VALVE, PROBLEM.

part #: 4jh134900000 price

  • $19.95

specifications valvemotorcycleaz:

  • for models: Yzf600r
  • for makes: Yamaha
  • for years: 2002
  • mpn: 4jh-13490-00-00
  • country of origin: Japan
  • type: Oil Relief Valve

general valvemotorcycleaz:

  • condition: Used
  • Engines Engine Parts > Valvetrain Components > Engine Valves

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  • type: Fixed
  • class: Standard
  • transit: 3-9 Days
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offer valvemotorcycleaz:

  • availability: In Stock
  • started: March 17, 2026
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  • quantity: 1
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  • # reviews: 1349
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for models: yzf600r, for makes: yamaha, for years: 2002, country of origin: japan, type: oil relief valve,
category: motorcycle parts > engines engine parts > valvetrain components > engine valves, sku: 8672666496120813,
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  • Used. Offer #1 priced at $19.95 + $0.00 shipping estimate = $19.95* total. Removed From: 2002 Yamaha YZF600R -- with miles.FREE SHIPPING

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