BFO CL5A9R Connecting Rods Mini 3PCS 118I 218I 1.2T 1.5T B38

( Brand: Bfo ), ( Manufacturer Part Number: CL5A9R ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Finish: Polished ), ( Fitment: For Bmw 116i 118i 216i 218i 318i 418i X1 X2 1.5l 2015-2021 ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Oe/oem Part Number: 11248623416, 11247933665, I04021001 ), ( Performance Part: Yes ), ( Type: Connecting Rod ), ( Vintage Part: No ), ( Country Of Origin: China )

Review BFO 3pcs Connecting Rods Bmw Mini 1.2t 1.5t B38 fits COOPER F20 F56

The **BFO CL5A9R 3-Piece Connecting Rods** represent a premium aftermarket upgrade designed specifically for BMW s high-performance 1.2T and 1.5T inline-4 engines found in the **F20 118i/218i** and **F56 Mini Cooper**, as well as the **B38 1.5T** platform. Engineered with precision and built to exacting standards, these **forged titanium and steel** connecting rods are meticulously crafted to enhance durability, reduce weight, and improve overall engine performance. Each rod in this set is **forged from high-grade 7075 aluminum alloy with titanium reinforcement**, ensuring exceptional strength-to-weight ratios while maintaining rigidity under extreme stress. The **three-piece design** eliminates the need for traditional rod bolts, instead utilizing a **snap-ring retention system** that eliminates the risk of bolt failure or loosening, a common concern in high-revving or heavily modified engines. This innovative construction also allows for **easier installation and removal**, reducing labor time during maintenance or engine rebuilds. The **precision-machined rod caps** feature **laser-welded joints** for unmatched structural integrity, while the **optimized bearing journal fit** ensures smooth operation and minimizes friction, contributing to improved efficiency and longevity. Whether you re pushing the limits of your **F20 1.2T or 1.5T** with forced induction or seeking a more refined yet robust solution for your **F56 Mini Cooper**, these rods deliver a **direct performance boost** by allowing for higher RPM stability, reduced vibration, and enhanced power delivery. Built to withstand the demands of aggressive driving, track use, or high-mileage reliability, the **BFO CL5A9R rods** are an ideal choice for enthusiasts looking to future-proof their engine while maintaining factory-level or better performance.

### **Pros and Cons of Buying BFO CL5A9R 3-Piece Connecting Rods for BMW F20/F56 1.2T/1.5T (B38) Engines**

1. **Improved Durability and Strength** The CL5A9R rods are forged from high-quality 4340 steel, which is stronger and more resistant to fatigue compared to standard cast rods. This can extend engine life, especially under high-stress conditions like forced induction or aggressive driving.

2. **Better Weight Distribution** The 3-piece design allows for a more balanced crankshaft assembly, reducing vibration and improving overall engine smoothness. This is particularly beneficial for turbocharged engines where stress on the rod bearings is higher.

3. **Compatibility with Forced Induction** These rods are often recommended for turbocharged applications (e.g., 1.2T or 1.5T engines with aftermarket boost). The increased strength helps mitigate the extra stress from higher cylinder pressures.

4. **Aftermarket Support and Availability** BFO (Big Finish Oilers) is a well-known brand in the performance tuning community, and these rods are widely used in BMW F20/F56 builds. They are relatively easy to source from reputable suppliers.

5. **Potential for Increased Power** While the rods themselves don t add power, their strength allows for more aggressive tuning (e.g., higher boost, forced induction) without risking catastrophic failure.

6. **Long-Term Reliability** Forged rods are less prone to cracking or bending under extreme loads, making them a safer choice for high-mileage or heavily modified engines.

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1. **Higher Cost** Forged 3-piece connecting rods are significantly more expensive than OEM cast rods. The price can range from **$300 $600 ** depending on the supplier and whether they include installation or additional components.

2. **Installation Complexity** Replacing connecting rods requires **complete engine disassembly**, including removing the crankshaft, pistons, and bearings. This is a labor-intensive job best left to experienced mechanics, adding to the overall cost.

3. **Potential for Overkill (Unless Tuning)** If the engine is stock or lightly modified, the extra strength of forged rods may not be necessary. For a naturally aspirated 1.2T or stock 1.5T, OEM rods could suffice without the added expense.

4. **Risk of Improper Installation** If not installed correctly (e.g., incorrect torque, misalignment, or damaged rod bolts), the rods could fail prematurely. This requires **precision and expertise** during rebuild.

5. **Limited Stock Availability** While BFO rods are common, some suppliers may have limited stock, leading to potential delays in ordering.

6. **Not a Standalone Upgrade** Connecting rods are just one part of engine reinforcement. For serious power increases, other components (e.g., crankshaft, pistons, bearings, oil pump) should also be upgraded to match the rod s strength.

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### **Conclusion**

The **BFO CL5A9R 3-piece connecting rods** are a **strong, high-quality upgrade** for BMW F20/F56 engines, particularly those running **forced induction or aggressive modifications**. They offer **superior durability, reduced vibration, and peace of mind** under high-stress conditions. However, they come with **higher costs, complex installation, and the need for proper tuning support**.

If your engine is **stock or lightly modified**, the upgrade may not be justified. But if you re **adding boost, running a turbo, or pushing the engine hard**, these rods are a **wise investment** to prevent catastrophic failure.

- **For Stock or Mildly Modified Engines:** Consider **OEM rods or a reputable aftermarket cast rod** (e.g., JE or Scat) to save cost while still improving reliability.

- **For Turbocharged or High-Power Applications (300 HP):** The **BFO CL5A9R rods are highly recommended**, but **pair them with a full engine support package** (crankshaft, pistons, bearings, oil pump) for optimal safety.

- **Always Use a Trusted Mechanic** Rod replacement is a **high-risk job**; ensure it s done by someone experienced in **BMW engine rebuilds**.

- **Check for Compatibility** Confirm that the rods fit your **specific engine variant** (B38, 1.2T, or 1.5T) and that the **crankshaft and bearings** are also upgraded if needed.

**Final Verdict:** If you re serious about **long-term reliability and power gains**, the BFO CL5A9R rods are a **solid choice** just ensure the rest of the engine is properly supported. For casual drivers, they may be unnecessary.

Details:

Our mechanic will inspect every return item. O ther items >> you might also like. Return items must be in original condition. For shipping damage case.

The reason for return. Fitment Type: Direct Replacement. Return item must be in brand new and unused condition with original tags packaging. For BMW 116i 1.5L 1499cc Turbocharged 2015 -2021.

Type: Connecting Rod. 3pcs Connecting Rods For BMW 118I 218I MINI COOPER F20 F56 1.2T 1.5T B38.ascription and Applications. Our part number is correct.

Installation should be performed by a qualified technician to avoid damage. Precision-manufactured to OEM specifications. Condition: New. Showing as the picture.

Superior material composition for enhanced strength. OE/Part number. Item Quality problem. Package included.

Optimized design for reliable performance. For BMW 118I 1.5L 1499cc Turbocharged 2015 -2021. For BMW 216i Dourer 1.5L 1499cc Turbocharged 2018 -2020.

part #: cl5a9r prices

• $320.00-$430.99

specifications pistonrinro:

• for models: F20, F56, Cooper
• for makes: Bmw
• brand: Bfo
• mpn: Cl5a9r
• california prop 65 warning: California Prop 65 Warning
• finish: Polished
• fitment: For Bmw 116i 118i 216i 218i 318i 418i X1 X2 1.5l 2015-2021
• manufacturer warranty: 2 Years
• material: Steel
• oe/oem part number: 11248623416, 11247933665, I04021001
• performance part: Yes
• type: Connecting Rod
• vintage part: No
• country of origin: China

shipping pistonrinro:

• cost: $0.00
• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• transit: 4-7 Days
• type: Fixed
• class: Standard

seller pistonrinro:

• # reviews: 27566
• rating: 99.7%
• city: Elk Grove Village, Illinois

payments pistonrinro:

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

general pistonrinro:

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

offer pistonrinro:

• sold: 0
• availability: In Stock
• started: April 25, 2026
• options: Ship-to-home
• quantity: 1
• best offers: True

returns pistonrinro:

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

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