BOURSIN 13401 Connecting Rod

( Brand: Boursin ), ( Manufacturer Part Number: 13401 ), ( Part Type: Rod ), ( Oe/oem Part Number: 38010 )

Review BOURSIN Connecting Rod Toyota Scion 2az fits CAMRY COROLLA SOLARA MATRIX RAV4 2AZFE TC XB

The **Boursin 13401 Connecting Rod** is a precision-engineered, high-performance replacement part designed specifically for Toyota s 2AZ-FE and 2AZ-FX inline-four engine applications, ensuring seamless compatibility with vehicles including the Toyota Camry, Corolla, RAV4, Solara, Matrix, and Scion xB. Crafted from premium-grade forged steel, this connecting rod is built to withstand the rigorous demands of modern automotive engines, delivering exceptional durability, strength, and reliability under high-stress conditions. The rod features a meticulously balanced design, optimized for smooth operation and reduced vibration, which helps minimize wear on the crankshaft, bearings, and other critical engine components. Its precise machining ensures an interference fit with the crankshaft journals, maintaining optimal alignment and torque distribution, thereby enhancing overall engine performance and longevity. Whether replacing a worn or damaged rod due to excessive mileage, engine modifications, or failure, this Boursin rod offers a robust, cost-effective solution that meets or exceeds OEM specifications. Ideal for both professional mechanics and DIY enthusiasts, it is a trusted choice for those seeking a dependable upgrade to restore or enhance the performance of their Toyota-powered vehicle.

### Pros and Cons of Buying a Boursin 13401 Connecting Rod for Toyota Engines (2AZ-FE, 2AZ-FXE)

1. **High Quality Materials** Boursin connecting rods are manufactured using high-grade forged steel, which ensures durability, strength, and resistance to fatigue. This reduces the risk of rod failure, especially under high stress or performance modifications.

2. **Precision Engineering** These rods are designed with tight tolerances and balanced weight distribution, improving engine efficiency and reducing vibration. This can lead to smoother operation and potentially better performance, especially in modified or high-RPM applications.

3. **Compatibility with Toyota Engines** The 13401 rod is specifically engineered to fit the 2AZ-FE and 2AZ-FXE engines found in the Toyota Camry, Corolla, RAV4, Solara, Matrix, Scion xB, and XB. This ensures proper fitment without requiring extensive modifications.

4. **Performance Benefits** Lighter rods (if designed for it) can reduce reciprocating mass, allowing for higher RPM stability and improved power delivery. Some aftermarket rods are also optimized for forced induction (turbo/supercharged) applications, which can enhance reliability under increased stress.

5. **Warranty and Support** Boursin is a reputable brand with a history of producing high-quality aftermarket parts. Many of their products come with warranties, and they offer technical support for installation and troubleshooting.

6. **Potential for Increased Reliability** If the original rods are worn or damaged, replacing them with a Boursin rod can restore structural integrity, reducing the risk of catastrophic engine failure (e.g., rod breakage).

7. **Customization Options** Boursin offers various rod lengths and weights, allowing for tuning flexibility. For example, shorter rods can reduce piston-to-valve clearance, while longer rods may be used in specific engine builds.

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1. **Cost** Aftermarket connecting rods, especially high-quality forged ones like Boursin, are significantly more expensive than OEM rods. The price can range from **$150 to $300 per rod**, depending on the model and quantity purchased. For a full engine rebuild, this adds up quickly.

2. **Installation Complexity** Replacing connecting rods requires advanced mechanical skills, specialized tools (rod benders, torque wrenches, etc.), and often a full engine teardown. Improper installation can lead to misalignment, binding, or even damage to other engine components.

3. **Potential for Overkill** If the engine is in good condition and not subjected to aggressive modifications (e.g., forced induction, high RPM tuning), the benefits of aftermarket rods may be marginal. For stock or mildly modified engines, OEM rods may suffice.

4. **Compatibility Risks** While the 13401 rod is designed for the 2AZ series, slight variations in crankshaft journal sizes or rod bolt patterns could require additional machining or shimming. Always verify measurements before purchasing.

5. **Learning Curve for Tuning** If you re modifying the engine for performance, replacing rods may necessitate adjustments to ignition timing, fueling, or suspension tuning to account for changes in reciprocating mass and engine dynamics.

6. **Resale Value Impact** A rebuilt engine with aftermarket rods may not hold the same resale value as one with OEM parts, especially in the used market where some buyers prefer stock components.

7. **Risk of Counterfeit Parts** As with any aftermarket brand, there is a risk of purchasing counterfeit or low-quality rods. Always buy from authorized dealers or reputable sellers to avoid this issue.

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### **Conclusion**

The Boursin 13401 connecting rod is an excellent choice for Toyota 2AZ-FE/FXE engine owners who are pursuing **performance modifications, forced induction, or a full engine rebuild**. Its superior materials, precision engineering, and compatibility make it a reliable upgrade for high-stress applications. However, the **high cost, installation complexity, and potential overkill for stock engines** must be carefully considered.

If your engine is **stock or lightly modified**, the benefits may not justify the expense, and OEM rods could be sufficient. But if you re **building a high-performance or turbocharged engine**, the Boursin rod is a strong investment in long-term reliability and performance.

### **Recommendation**

- You are rebuilding or heavily modifying your 2AZ engine (e.g., turbocharging, forced induction, or high-RPM tuning).

- You prioritize durability and precision over cost.

- You have access to a skilled mechanic or are experienced with engine rebuilds.

- Your engine is stock or only mildly modified, and you re on a tight budget.

- You lack the mechanical expertise or tools for proper installation.

- You re not planning significant performance gains, as the OEM rods may be adequate.

For best results, **consult with a Toyota performance specialist or engine builder** to confirm compatibility and determine whether the upgrade is necessary for your specific application. Always source parts from **authorized Boursin dealers** to ensure authenticity.

Details:

2/Used For Toyota Camry 2002 -2011, Corolla 2009 -2013, Highlander 2001 -2007, Matrix 2009 -2014, RAV4 2003 - 2009, Solara 2001 - 2008. Only Used For Toyota 2AZ-FE, 2AZFE, 2AZ 2.4L Engine. 1/Used For Scion tC 2005 -2010, xB 2008 -2015.

part #: 13401 price

• $133.52

specifications cranshafengin:

• for models: 2azfe, Tc, Xb, Camry, Corolla, Solara, Matrix, Rav4
• for makes: Toyota, Scion
• brand: Boursin
• mpn: 13401
• part type: Rod
• oe/oem part number: 38010

seller cranshafengin:

• city: Calhoun, Georgia
• # reviews: 206
• rating: 93.8%

shipping cranshafengin:

• carrier: USPS
• service: USPS Ground Advantage
• transit: 5-11 Days
• class: Standard
• type: Calculated
• cost: $0.00

payments cranshafengin:

• credit card: Visa
• other
• wallet: Google-pay

offer cranshafengin:

• started: March 7, 2026
• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home

returns cranshafengin:

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

general cranshafengin:

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