CLEVITE MAHLE Connecting Rod Bearing Set 027067367365 CB831A108

( Brand: Clevite Mahle ), ( Manufacturer Part Number: CB831A10 ), ( Part Type: Bearing Rod ), ( Country Of Origin: Usa ), ( UPC: 027067367365 )

Review CLEVITE MAHLE Connecting Rod Bearing Set

The **Clevite Mahle CB831A10 (CB831A108) Connecting Rod Bearing Set** represents the pinnacle of precision engineering and durability, meticulously designed to deliver exceptional performance in high-stress, high-revving internal combustion engines. Part of the renowned **Mahle Clevite** line, this bearing set is crafted from advanced **lead-indium bronze** alloy, ensuring optimal lubrication retention, superior wear resistance, and enhanced load-carrying capacity under extreme operating conditions. Engineered to fit a wide range of **aftermarket and OEM applications**, including high-performance and turbocharged engines, these bearings feature a **split-shell design** with precision-machined surfaces, allowing for seamless installation and consistent gap control critical for maintaining optimal engine efficiency and longevity. The **A10 series** designation signifies a robust construction with a **thicker shell wall**, making it ideal for engines subjected to aggressive power modifications, forced induction, or prolonged high-temperature operation. Each bearing is **heat-treated and stress-relieved** to minimize distortion, ensuring dimensional stability even under the most demanding thermal and mechanical loads. Whether installed in a **high-revving street rod, a competition-grade race engine, or a heavily modified turbocharged powerplant**, this bearing set provides the structural integrity and reliability needed to withstand the rigors of extreme performance driving. Backed by **Mahle s uncompromising quality standards**, the CB831A10 (CB831A108) is not just a replacement component it s a performance-enhancing upgrade that helps preserve engine health while unlocking the full potential of your powerplant.

The **Clevite Mahle CB831A10 / CB831A108 connecting rod bearing set** is a popular choice for Honda CB800 Super Four and similar engines, particularly those with the CBR800RR or CBR1000RR architecture. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Clevite Mahle CB831A10 / CB831A108 Bearing Set**

1. **High-Quality Materials and Construction**

- Manufactured by **Mahle**, a well-respected brand known for precision-engineered bearings. These bearings use high-grade steel and advanced plating (typically **aluminum-tin or aluminum-silicon**) for durability and wear resistance.

- The **CB831A10** and **CB831A108** are designed for **high-performance applications**, including racing and aggressive riding, where heat and stress are elevated.

2. **Improved Performance Over Stock Bearings**

- Stock bearings in the CB800 Super Four are often **softer and less durable**, especially under heavy loads or high RPM. The Clevite Mahle set provides **better load-bearing capacity**, reducing the risk of premature wear or failure.

- The **thicker oil film retention** helps maintain stability under high-speed conditions, which can improve engine smoothness and longevity.

3. **Compatibility and Fitment**

- These bearings are **direct drop-in replacements** for the stock rod bearings in the **CB800 Super Four, CBR800RR, and CBR1000RR** engines (with minor variations in part numbers).

- They are **pre-lubricated** with anti-seize compound, making installation easier and reducing the risk of galling during break-in.

4. **Widely Available and Trusted**

- Clevite Mahle is a **global brand** with a strong reputation in the motorcycle and automotive aftermarket. Parts are **easily found** in most performance shops, online retailers, and directly from Mahle s website.

- Many racers and tuners **recommend Mahle bearings** for their reliability, especially in modified or high-mileage engines.

5. **Cost-Effective for Performance Upgrades**

- While not the cheapest option, these bearings offer **better value than some premium brands** (e.g., JE or ISC) for stock or mildly modified engines.

- They are often **less expensive than full rebuild kits** from the factory, making them a practical choice for maintenance rather than a full engine overhaul.

6. **Reduced Risk of Catastrophic Failure**

- One of the biggest advantages is the **lower likelihood of a rod bearing failure**, which can cause severe engine damage. These bearings are **more resistant to heat and stress**, making them ideal for engines running **higher compression, forced induction, or aggressive tuning**.

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### **Cons of the Clevite Mahle CB831A10 / CB831A108 Bearing Set**

1. **Higher Initial Cost Compared to Stock**

- Stock rod bearings are **much cheaper** (often under $20 for a set), but they are **not designed for high-performance use**. The Clevite Mahle set costs **significantly more** (typically $80 $150 for a set), which may be a deterrent for budget-conscious riders.

- If the engine is **stock or lightly modified**, the upgrade may feel unnecessary unless there are **specific performance or reliability concerns**.

2. **Requires Proper Installation and Break-In**

- Like all high-performance bearings, these **must be installed correctly** to avoid premature failure. Improper seating, uneven gaps, or incorrect torque can lead to **premature wear or oil starvation**.

- The **break-in period** is critical running the engine at **moderate RPMs** for the first few hundred miles is recommended to allow the bearings to bed in properly.

3. **Not Ideal for Extreme Modifications**

- While these bearings are **stronger than stock**, they are **not designed for extreme builds** (e.g., **big bore kits, aggressive nitrous setups, or extreme forced induction**). In such cases, **more advanced bearings** (e.g., **JE, ISC, or Mahle s racing-specific lines**) may be required.

- Some users report that **aftermarket crankshafts or rods** may require **different bearing specifications**, so compatibility should be verified.

4. **Potential for Overkill on Stock or Mildly Modified Engines**

- If the engine is **stock or only mildly tuned**, the **performance gain from these bearings may be minimal**. The real benefit comes in **high-stress scenarios** (high RPM, forced induction, aggressive riding).

- For **daily commuters or casual riders**, the cost may not justify the upgrade unless there are **specific concerns about bearing wear**.

5. **Limited Longevity in Harsh Conditions**

- While durable, these bearings **are not indestructible**. In **extremely harsh conditions** (e.g., **dirt track racing, extreme heat, or poor lubrication**), they may still fail if the engine is **severely misaligned or overstressed**.

- **Oil quality and maintenance** are critical using **high-quality synthetic oil** and **regular oil changes** will extend their lifespan.

6. **Installation Complexity**

- Replacing rod bearings requires **disassembling the engine**, which is a **labor-intensive process** for most riders. Unless comfortable with engine work, this should be done by a **professional mechanic**.

- **Mismatched gaps or improper torque** can lead to **premature failure**, so precision is required.

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### **Conclusion**

The **Clevite Mahle CB831A10 / CB831A108 connecting rod bearing set** is a **strong, reliable upgrade** for the **Honda CB800 Super Four, CBR800RR, and CBR1000RR** engines, particularly when used in **performance applications, high-mileage scenarios, or modified setups**. They offer **superior durability, better heat resistance, and reduced risk of catastrophic failure** compared to stock bearings.

However, they are **not a necessity for stock or lightly modified engines** and come at a **higher cost**. The decision to install them should be based on:

- **Engine condition** (high mileage, signs of wear, or past bearing issues).

- **Riding style** (aggressive riding, track use, or forced induction).

- **Budget** (if the engine is otherwise in good shape, other upgrades may be prioritized).

- **Installation capability** (unless comfortable with engine work, professional installation is recommended).

For **stock engines running normally**, the upgrade may not be worth the cost. For **performance-oriented riders, racers, or those with modified engines**, these bearings provide **peace of mind and improved reliability**.

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### **Recommendation**

- Your engine has **high mileage (10,000 miles) or shows signs of bearing wear** (oil contamination, unusual noise).

- You ride **aggressively, use the bike for track days, or have a modified engine** (turbo, supercharger, or high-compression kit).

- You want to **prevent potential catastrophic failure** in a high-stress scenario.

- You are **planning further modifications** (e.g., forced induction) and want to future-proof the engine.

- Your engine is **brand new or in excellent condition** with no signs of wear.

- You are on a **tight budget** and other maintenance needs (oil changes, valve adjustments) take priority.

- You are **not comfortable with engine disassembly** and cannot have a mechanic install them properly.

- Your engine is **stock and used only for casual riding** with no performance demands.

- If you want **even higher performance**, consider **JE or ISC bearings**, which are designed for **extreme modifications**.

- If budget is a concern, **stock bearings can be replaced with a high-quality aftermarket set** (e.g., **Fel-Pro or Moroso**) that still offers better durability than OEM parts.

- Always **check crankshaft and rod journal conditions** before installing new bearings **worn journals will ruin new bearings quickly**.

**Final Verdict:** The **Clevite Mahle CB831A10 / CB831A108 bearings are a smart investment for performance and reliability**, but they are **not a universal fix**. Evaluate your engine s needs and riding style before deciding. If in doubt, consult a **trusted mechanic** to assess whether the upgrade is justified.

Details:

American Express.

part #: cb831a10 prices

• $31.99-$45.99

specifications pistonrinro:

• brand: Clevite Mahle
• mpn: Cb831a10
• part type: Bearing Rod
• country of origin: Usa
• upc: 027067367365

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• policy: Returns Accepted
• time: 30 Days

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• # reviews: 633012
• rating: 99.5%
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• started: May 31, 2026
• availability: In Stock
• quantity: 10

general pistonrinro:

• Car Truck Parts Accessories > Engines Engine Parts > Connecting Rods Parts
• condition: New

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