TOYOTA 11704-51020 Crankshaft Bearing Set

( Manufacturer Part Number: 11704-51020 ), ( Part Type: Bearing Crankshaft ), ( Description: Bearing Set, Crankshaft ), ( Manufacturer Warranty: 1 Month ), ( Country Of Origin: Japan )

Review TOYOTA Genuine Crankshaft Bearing Set Oem Direct Fit Component

The **Toyota 11704-51020 Crankshaft Bearing Set** is a precision-engineered component designed exclusively for select Toyota and Lexus engine applications, ensuring optimal performance, durability, and reliability in high-stress automotive environments. This high-quality bearing set is meticulously crafted from advanced materials, including high-grade steel and specialized alloys, to deliver exceptional strength, wear resistance, and thermal stability. Each bearing in the set is carefully machined to exacting tolerances, guaranteeing a seamless fit within the crankshaft journals and main bearing caps, thereby minimizing friction and maximizing engine efficiency. Whether installed in a naturally aspirated or turbocharged engine, this bearing set is engineered to withstand the rigors of daily driving, extended high-performance use, or even modified applications where increased stress is placed on the crankshaft assembly. The set includes all necessary bearings typically consisting of main bearings and, in some configurations, connecting rod bearings ensuring a complete and balanced replacement solution that aligns with Toyota s stringent engineering standards. Ideal for professional mechanics and DIY enthusiasts alike, this bearing set is a critical upgrade for engines experiencing unusual noise, excessive oil consumption, or signs of wear, helping restore smooth operation and prolong the lifespan of the crankshaft and related components. Proper installation, using the correct gasket material and torque specifications, is essential to achieve the full benefits of this bearing set, making it a trusted choice for maintaining or restoring the performance of Toyota s most demanding engines.

### **Pros and Cons of buying a Toyota 11704-51020 Crankshaft Bearing Set**

1. **OEM Quality** This is a genuine Toyota part, meaning it meets the manufacturer s exact specifications for fit, performance, and durability. OEM components are designed to match the engine s original tolerances, reducing the risk of premature wear or failure.

2. **Reliability and Longevity** Toyota s bearing sets are engineered for high performance and long-lasting use, especially in vehicles with high mileage or those used in demanding conditions. Properly installed, they can significantly extend the engine s lifespan.

3. **Compatibility** This part is specifically designed for Toyota engines (likely used in models like the 4-cylinder or 6-cylinder engines from the 1990s 2000s), ensuring a perfect fit without modification. Using the wrong bearings can lead to catastrophic engine damage.

4. **Warranty Coverage** Purchasing from an authorized Toyota dealer or a reputable aftermarket supplier may include a warranty, providing peace of mind in case of defects. Some sellers offer limited warranties on bearing sets.

5. **Prevents Costly Repairs** Worn or failing crankshaft bearings can lead to engine seizing, rod knock, or catastrophic failure. Replacing them as part of routine maintenance or when symptoms (like unusual noise or oil consumption) appear can save thousands in repair costs.

6. **Improved Engine Performance** Fresh bearings reduce friction, which can slightly improve fuel efficiency and engine smoothness, especially in older engines where wear has accumulated.

7. **Easy Installation** While installation requires mechanical skill, the part is straightforward to fit, especially if you re replacing a full set. Many mechanics recommend replacing all bearings at once to ensure balanced performance.

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1. **High Cost** Compared to aftermarket or generic bearing sets, OEM Toyota parts are significantly more expensive. The price reflects the brand s reputation and quality, but it may be prohibitive for budget-conscious buyers.

2. **Limited Availability** Genuine Toyota parts may not be as widely stocked as aftermarket alternatives, especially for older or discontinued models. You may need to order from a specialty supplier, which could delay repairs.

3. **Installation Complexity** Replacing crankshaft bearings typically requires removing the engine from the vehicle (or at least the lower end) and may involve disassembling the oil pump, main caps, and other components. This is a labor-intensive job best left to experienced mechanics unless you have the necessary tools and expertise.

4. **Potential for Counterfeit Parts** If purchasing from untrusted sellers (especially online marketplaces), there s a risk of receiving counterfeit or low-quality parts that don t meet Toyota s standards. Always buy from authorized dealers or reputable suppliers.

5. **Overkill for Minor Wear** If the bearings are only slightly worn and the engine is otherwise healthy, replacing them may be unnecessary. In such cases, a diagnostic check (e.g., measuring bearing clearance) can help determine if replacement is truly needed.

6. **Mixed Reviews on Aftermarket Alternatives** While OEM is ideal, high-quality aftermarket brands (e.g., Fel-Pro, King, or NAC) often offer comparable performance at a fraction of the cost. Some buyers prefer aftermarket for cost savings without sacrificing quality.

7. **Environmental and Ethical Concerns** Purchasing new OEM parts contributes to e-waste and resource consumption. Some buyers opt for refurbished or remanufactured parts as a more sustainable alternative, though these may not always be available for crankshaft bearings.

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### **Conclusion**

The **Toyota 11704-51020 crankshaft bearing set** is a premium choice for those prioritizing reliability, longevity, and exact fitment with their engine. It is ideal for:

- **Restoring an older Toyota engine** to like-new condition.

- **Preventing catastrophic failure** in high-mileage or heavily used vehicles.

- **Buyers who value OEM quality** and are willing to invest in long-term engine health.

- **Budget-conscious buyers** who can find equally reliable aftermarket options.

- **DIYers without mechanical experience** who may struggle with the installation process.

- **Vehicles with minor bearing wear** where a diagnostic check might justify a less expensive solution.

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### **Recommendation**

1. **If you can afford it and prioritize peace of mind**, the **OEM Toyota bearing set** is the safest choice, especially for critical repairs or engine rebuilds. Purchase from an **authorized Toyota dealer or a trusted parts supplier** to avoid counterfeits.

2. **If cost is a concern**, compare it to **high-quality aftermarket brands** (e.g., Fel-Pro, King, or NAC) that offer similar performance. Look for sets with **thin-wall construction** and **proper metallurgy** (e.g., lead-indium or aluminum-tin bearings). Always check reviews and compatibility before buying.

- The right tools (bearing puller, torque wrench, clean workspace).

- Clear instructions (Toyota service manuals or reputable online guides).

- Patience this is not a beginner-friendly job.

4. **Consider professional installation** if you re unsure about the process. A mechanic can also **inspect the engine** for other wear issues (e.g., rod bearings, camshaft bearings) that may need attention.

5. **For older or high-mileage vehicles**, pair this replacement with **oil changes to fresh synthetic oil** and **filter upgrades** to maximize bearing lifespan.

**Final Verdict:** The **11704-51020 is the best choice for OEM reliability**, but weigh the cost against aftermarket alternatives and your comfort level with installation. If the engine is already showing symptoms of bearing failure, prioritize the repair to avoid far more expensive damage.

Details:

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part #: 1170451020 prices

• $69.76-$334.57

specifications cranshafengin:

• for makes: Toyota
• mpn: 11704-51020
• part type: Bearing Crankshaft
• description: Bearing Set, Crankshaft
• manufacturer warranty: 1 Month
• country of origin: Japan

returns cranshafengin:

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

seller cranshafengin:

• # reviews: 16900
• rating: 99.9%
• city: Shirley, New York

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• type: Fixed
• transit: 10-14 Days
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• class: Standard

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offer cranshafengin:

• sold: 0
• started: February 24, 2026
• quantity: 1
• availability: In Stock
• options: Ship-to-home

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: New

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