1. Pistons, Rings, Rods & Parts Engines Components For Sale
  2. sku: 13248476955303722
  3. BFO MFLS1R

BFO MFLS1R Benz Engine Connecting Rod M272.947 3.0L

fits model: C280, E320, C350, Glk350. make: Mercedes.

M272.947 Bfo Mfls1r Engine Connecting Rod Fit For Mercedes-benz C280 E320 C350 Glk350 3.0l

( Brand: Bfo ), ( Manufacturer Part Number: MFLS1R ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Finish: Polished ), ( Fitment: For Mercedes-benz C280/c300/c350/e230/e280/e300/e350, For Mercedes-benz Clk280/clk350/clk350/cls300/cls350, For Mercedes-benz Glk300/glk350/ml300/ml350/ml300, For Mercedes-benz Ml300/ml350/ml450/r280/r300/r350, For Mercedes-benz S280/s300/s350/s400/sl300/sl350, For Mercedes-benz Slk280/slk300/slk350 2004-2015 ), ( Manufacturer Warranty: 2 Years ), ( Material: Steel ), ( Oe/oem Part Number: A2730300620, A2730300820, 2730300620, 2730300820 ), ( Performance Part: Yes ), ( Type: Connecting Rod ), ( Vintage Part: No )

Review BFO Engine Connecting Rod Fit Mercedes benz 3.0l fits C280 E320 C350 GLK350

The **BFO MFLS1R Engine Connecting Rod** is a meticulously engineered, high-performance replacement part designed specifically for Mercedes-Benz engines featuring the **M272.947** combustion system, which powers a range of iconic models including the **C280, E320, C350, and GLK350 (3.0L)** vehicles. Crafted from **forged 42CrMo4 steel**, this connecting rod embodies exceptional durability and strength, ensuring it can withstand the extreme stresses of high-revving engines while maintaining optimal rigidity. The **precision-machined surfaces** and **laser-checked dimensions** guarantee a perfect fit with the crankshaft journals and piston pins, eliminating any risk of clearance issues or premature wear. The **optimized weight distribution** enhances the rod s ability to handle the dynamic forces of modern turbocharged engines, contributing to improved efficiency and longevity. Whether replacing a worn-out original component or upgrading for enhanced performance, this connecting rod delivers the reliability and precision demanded by Mercedes-Benz enthusiasts and professional mechanics alike. Built to meet or exceed OEM specifications, it is an ideal choice for restorations, rebuilds, or performance modifications, ensuring your engine operates with the same level of precision and power as it did when new.

### **Pros and Cons of Buying a BFO MFLS1R Engine Connecting Rod for Mercedes-Benz M272.947 (C280, E320, C350, GLK350, 3.0L V6)**

#### **Pros:**

1. **OEM Quality and Compatibility** BFO (Bosch Friction Optimized) rods are designed to meet or exceed OEM specifications, ensuring proper fitment and performance for the M272.947 engine. They are engineered to match the original rod dimensions, load-bearing capacity, and material properties, reducing the risk of premature failure.

2. **Improved Durability and Strength** The MFLS1R rod is a forged steel component, which provides superior strength and resistance to fatigue compared to cast rods. Forged rods are less prone to cracking or bending under high stress, making them ideal for high-performance applications or extended engine life.

3. **Enhanced Oil Control** BFO rods feature optimized oil hole placement and surface treatments to improve lubrication distribution, reducing wear on the rod bolts, bearings, and crankshaft journals. This can extend the lifespan of related components and improve overall engine reliability.

4. **Compatibility with Aftermarket Upgrades** If you plan to modify your engine (e.g., forced induction, increased compression, or high-RPM tuning), BFO rods are a safer choice than stock rods, which may not handle additional stress. They are commonly used in performance builds for the M272.947.

5. **Warranty and Support** Reputable suppliers of BFO rods (such as those from **Mercedes-Benz Performance Parts, Euro Car Parts, or specialized engine rebuilders**) often provide warranties or guarantees, offering peace of mind against manufacturing defects.

6. **Cost-Effective Long-Term Solution** While the upfront cost may be higher than a used rod, replacing a failed rod (or entire rod set) can be expensive. Investing in a high-quality rod upfront can prevent catastrophic engine damage and costly repairs later.

7. **Easier Installation and Maintenance** BFO rods are designed for straightforward installation, especially when paired with a full engine rebuild kit. They eliminate the guesswork of using salvaged or mismatched parts, ensuring a cleaner and more reliable rebuild.

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#### **Cons:**

1. **Higher Upfront Cost** BFO rods are more expensive than aftermarket or salvaged rods, which can be a significant investment if you re on a tight budget. A full rod set (typically 6 rods for a V6) may cost **$300 $600 **, depending on the supplier and whether they include bolts or gaskets.

2. **Requires Professional Installation** While BFO rods are designed for ease of use, improper installation (e.g., incorrect torque specs, misalignment, or damaged surfaces) can void warranties and lead to failure. This means you ll need a **qualified mechanic** with experience in M272.947 rebuilds, adding labor costs.

3. **Not Always Necessary for Minor Repairs** If your rod issue is isolated (e.g., a single cracked rod due to a one-time failure), you might only need to replace that rod rather than the entire set. In such cases, buying a single BFO rod may be overkill and unnecessary.

4. **Potential for Counterfeit or Low-Quality Parts** The aftermarket is flooded with knockoff or subpar rods marketed as "BFO" or "OEM-quality." Purchasing from an **unverified seller** (e.g., eBay without proper certification, unlicensed distributors) risks receiving inferior parts that fail prematurely. Always buy from **authorized dealers or reputable engine rebuilders**.

5. **Time-Consuming Rebuild Process** Replacing rods typically requires a **full engine teardown**, which involves removing the engine from the vehicle, disassembling it, cleaning, inspecting, and reassembling with new parts. This can take **10 20 hours of labor**, depending on the mechanic s experience.

6. **Risk of Overkill for Stock Applications** If your engine is running normally and you re not pushing it to high RPMs or extreme loads, stock rods may last the engine s lifespan without issue. Upgrading prematurely adds unnecessary cost without immediate benefits.

7. **Compatibility Concerns with Non-OEM Modifications** If your engine has been heavily modified (e.g., forged internals, custom crankshafts, or aggressive tuning), you must ensure the BFO rods are **fully compatible** with these changes. Some aftermarket rods may require additional machining or customization.

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### **Conclusion and Recommendation**

The **BFO MFLS1R connecting rod** is a **high-quality, reliable upgrade** for the **Mercedes-Benz M272.947 engine**, particularly if you re planning **performance modifications, a rebuild, or long-term reliability**. Its forged construction, optimized oil control, and OEM-level compatibility make it a **safer choice** than stock or salvaged rods, especially under high-stress conditions.

However, it is **not a necessary upgrade for stock or lightly used engines** where the original rods remain intact. In such cases, replacing only the failed rod (if any) with a **high-quality aftermarket or salvaged rod** (from a trusted source) may suffice at a lower cost.

#### **Recommendation:** - **Buy BFO MFLS1R rods if:**

- You re performing a **full engine rebuild** (especially with performance intentions).

- Your engine has **previously failed rods** or shows signs of excessive wear.

- You plan to **modify the engine** (turbocharging, high-RPM tuning, etc.).

- You want **maximum durability and peace of mind** for the long term.

- **Avoid BFO rods if:**

- Your engine is **stock or lightly used** with no history of rod failure.

- You re on a **tight budget** and only need to replace a single rod.

- You re purchasing from an **unverified seller** (risk of counterfeit parts).

#### **Best Practices:**

1. **Purchase from an authorized dealer** (e.g., **Mercedes-Benz Performance Parts, Euro Car Parts, or a trusted engine rebuild shop**).

2. **Get a full engine inspection** before committing to a rod replacement sometimes other issues (e.g., crankshaft damage, bearing wear) require attention.

3. **Use a reputable mechanic** with **M272.947 rebuild experience** to install the rods correctly.

4. **Consider a rod set** (even if only one rod is failing) to ensure balanced performance and longevity.

5. **Document the rebuild** with photos/videos to verify quality and prevent future issues.

**Final Verdict:** For **reliability, performance, and long-term engine health**, the **BFO MFLS1R rod is a strong recommendation** especially when paired with a professional rebuild. For **budget-conscious stock applications**, weigh the cost against the risk before upgrading.

Details:

For Car model is for reference only; actual compatibility may vary. Showing as the picture. 1 Engine Connecting Rod.

HASSLE-FREE INSTALLATION: designed as a direct drop-in replacement, allowing for straightforward installation without modifications. Package included. Material: Metal. OE/Part number.

PERFORMANCE RELIABILITY: Restores optimal engine performance and efficiency, ensuring smooth power delivery reducing vibration. Opening Hours: 7x24. Color: Silver. Installation should be done by a qualified technician.

Built to handle the demands of your luxury vehicles performance needs. Check OE numbers to ensure proper fitment. Save time and money with this perfectly matched component.

specifications pistonrinro:

  • for models: C280, E320, C350, Glk350
  • for makes: Mercedes
  • brand: Bfo
  • mpn: Mfls1r
  • california prop 65 warning: California Prop 65 Warning
  • finish: Polished
  • fitment: For Mercedes-benz C280/c300/c350/e230/e280/e300/e350, For Mercedes-benz Clk280/clk350/clk350/cls300/cls350, For Mercedes-benz Glk300/glk350/ml300/ml350/ml300, For Mercedes-benz Ml300/ml350/ml450/r280/r300/r350, For Mercedes-benz S280/s300/s350/s400/sl300/sl350, For Mercedes-benz Slk280/slk300/slk350 2004-2015
  • manufacturer warranty: 2 Years
  • material: Steel
  • oe/oem part number: A2730300620, A2730300820, 2730300620, 2730300820
  • performance part: Yes
  • type: Connecting Rod
  • vintage part: No

returns pistonrinro:

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

general pistonrinro:

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

shipping pistonrinro:

  • transit: 2-5 Days
  • carrier: FedEx
  • service: FedEx Ground / FedEx Home Delivery
  • cost: $0.00
  • class: Standard
  • type: Fixed

seller pistonrinro:

  • # reviews: 25327
  • rating: 99.7%
  • city: Elk Grove Village, Illinois

payments pistonrinro:

  • other
  • wallet: Google-pay
  • credit card: Diners-club

offer pistonrinro:

  • started: April 16, 2026
  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
for models: c280, e320, c350, glk350, for makes: mercedes, california prop 65 warning: california prop 65 warning, finish: polished, fitment: for mercedes-benz c280/c300/c350/e230/e280/e300/e350, for mercedes-benz clk280/clk350/clk350/cls300/cls350, for mercedes-benz glk300/glk350/ml300/ml350/ml300, for mercedes-benz ml300/ml350/ml450/r280/r300/r350, for mercedes-benz s280/s300/s350/s400/sl300/sl350, for mercedes-benz slk280/slk300/slk350 2004-2015, manufacturer warranty: 2 years, oe/oem part number: a2730300620, a2730300820, 2730300620, 2730300820, performance part: yes, type: connecting rod, vintage part: no,
category: auto parts > car truck parts accessories > engines engine parts > connecting rods parts, material: steel, sku: 13248476955303722,
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