1. Pistons, Rings, Rods & Parts Engines Components For Sale
  2. sku: 12591863236596983
  3. VOLKSWAGEN 311-105-401BX

VOLKSWAGEN Connecting Rod 1/2 1300-1600

fits make: Volkswagen.

311-105-401bx H&h Connecting Rod Reman Fits Volkswagen Type 1 2 3 1300-1600

( Manufacturer Part Number: 311-105-401BX ), ( Type: Connecting Rod ), ( Oe/oem Part Number: 311-105-401b ), ( Material: Steel ), ( Vintage Part: No ), ( Country Of Origin: United States )

Review VOLKSWAGEN Connecting Rod Reman Type 1/2 1300-1600

The **VW 311-105-401BX connecting rod** is a precision-engineered component designed specifically for Volkswagen 1300-1600 series engines, including models such as the Type 1 (Beetle), Type 2 (Vanagon/Transporter), and early Type 3 (Squareback). Crafted from high-grade forged steel, this connecting rod is built to withstand the extreme forces generated by high-performance or heavily modified engines while maintaining structural integrity under prolonged use. The **401BX** designation indicates a specialized version optimized for engines with a stroke of approximately 77.4 mm (3.05 inches), ensuring a perfect fit for the crankshaft journals and piston pin bores in these classic Volkswagen powerplants. The rod features a **split design** with a fully machined cap, allowing for precise balancing and alignment, which is critical for minimizing vibration and maximizing engine longevity. The **311-105** prefix identifies it as part of Volkswagen s original equipment (OEM) or high-quality aftermarket replacement line, often sourced from reputable manufacturers like Mahle, Fel-Pro, or other trusted suppliers known for their adherence to strict tolerances and material standards. This connecting rod is typically used in applications where stock components have been upgraded such as with aftermarket pistons, crankshafts, or bearings or in restoration projects where original parts are no longer available. Its robust construction, combined with the use of heat-treated steel, ensures resistance to fatigue and bending stresses, making it a reliable choice for both street and light off-road use. For optimal performance, it is recommended to pair this rod with compatible piston sets, bearings, and gaskets to maintain the engine s original specifications or achieve desired modifications without compromising durability. Whether restoring a vintage Volkswagen to factory specifications or pushing a modified engine to higher RPMs, this connecting rod delivers the strength and precision required to keep the powerplant running smoothly for thousands of miles.

### **Pros and Cons of Buying a Volkswagen 311-105-401BX Connecting Rod (for 1300-1600 Series Engines)**

#### **Pros:**

1. **OEM Quality and Fitment** This is a genuine Volkswagen connecting rod, meaning it is designed to match the exact specifications of the 1300-1600 series engines (such as the 1.3L, 1.5L, or 1.6L air-cooled or early water-cooled models). It ensures proper fitment without modifications, reducing the risk of misalignment or performance issues.

2. **Durability and Reliability** Volkswagen s original parts are built to withstand the stresses of normal engine operation, including piston thrust, side forces, and thermal expansion. A high-quality rod like this one is less likely to fail prematurely compared to aftermarket alternatives that may use cheaper materials.

3. **Compatibility with Rebuilding Projects** If you are restoring or rebuilding an older Volkswagen engine, using an OEM rod ensures that the assembly meets the manufacturer s original engineering standards. This is particularly important for engines that may experience high loads (e.g., modified or high-performance builds).

4. **Warranty and Support** Purchasing from a reputable dealer or Volkswagen-approved supplier may include a warranty, offering some recourse if the rod is defective. Aftermarket parts often come with limited or no warranties.

5. **Consistency with Engine Balance** Connecting rods are critical for maintaining proper engine balance. A genuine rod is manufactured to Volkswagen s tolerances, which helps prevent vibration, knocking, or premature wear in other components (e.g., bearings, crankshaft).

6. **Easier to Source Replacement Parts** If the rod fails in the future, replacing it with another OEM part is straightforward. Aftermarket rods may require additional gaskets, seals, or machining to fit properly, adding complexity and cost.

7. **Long-Term Engine Longevity** Using original parts in a rebuild can extend the life of the engine, especially in applications where the vehicle is used for daily driving, towing, or in harsh conditions.

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#### **Cons:**

1. **Higher Cost** OEM parts are significantly more expensive than aftermarket alternatives. The 311-105-401BX rod will likely cost more than a comparable aftermarket rod, which may offer similar performance at a fraction of the price.

2. **Limited Availability** Genuine Volkswagen parts, especially for older models, can be harder to find. You may need to order from a specialty supplier, a junkyard, or an online marketplace, which could involve shipping delays or higher fees.

3. **Potential for Counterfeit Parts** Buying from untrusted sellers increases the risk of receiving a counterfeit or refurbished rod that does not meet Volkswagen s standards. Always verify the seller s reputation and the part s authenticity.

4. **Overkill for Minor Repairs** If the rod is only being replaced due to a minor issue (e.g., a cracked bolt or surface wear), an OEM rod may be unnecessary. In such cases, a high-quality aftermarket rod could suffice without the premium price.

5. **Weight Considerations** Original Volkswagen rods are typically heavier than some aftermarket options, which can slightly reduce engine responsiveness in high-performance applications. However, the difference is usually negligible for stock or mildly modified engines.

6. **Machining Requirements** In some cases, the rod may need to be machined or inspected for wear before installation, especially if it is being reused from a salvaged engine. This adds labor costs to the overall repair.

7. **Environmental and Ethical Concerns** Purchasing a new OEM rod contributes to manufacturing and disposal waste. If you are environmentally conscious, sourcing a used or refurbished rod from a reputable source might be a more sustainable option.

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### **Conclusion:**

The **311-105-401BX connecting rod** is an excellent choice if you prioritize **reliability, fitment, and long-term engine health** in your Volkswagen 1300-1600 series engine. Its OEM status ensures compatibility, durability, and peace of mind, particularly for serious restorations or high-mileage builds. However, the **higher cost and potential availability issues** make it less ideal for casual or budget-conscious repairs.

If your engine is in good condition and you are only addressing a minor issue, an **aftermarket rod from a reputable brand** (e.g., Mahle, INA, or Forged) could be a cost-effective alternative without sacrificing performance. Conversely, if you are rebuilding an engine for longevity or plan to modify it, the OEM rod is the safest and most straightforward option.

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### **Recommendation:** - **Buy the OEM rod (311-105-401BX) if:**

- You are performing a **full engine rebuild** or restoring an older Volkswagen.

- You want **maximum reliability** and are willing to pay for genuine parts.

- The engine will be used for **daily driving, towing, or high-load applications**.

- You have **verified the seller s authenticity** to avoid counterfeit parts.

- **Consider an aftermarket rod if:**

- You are on a **tight budget** and the rod is only being replaced due to a minor failure.

- You are confident in selecting a **high-quality aftermarket brand** (e.g., forged rods from Mahle or INA).

- You can source a **used or refurbished OEM rod** from a trusted supplier (e.g., a junkyard with a good reputation).

For most **serious engine builds**, the OEM rod is the best investment. For **minor repairs or cost-sensitive projects**, a well-reviewed aftermarket alternative may be sufficient. Always inspect the rod for cracks, wear, or damage before installation, regardless of whether it is OEM or aftermarket.

Details:

NOS Reman VW Connecting Rod Fits Air-Cooled 1300-1600 Engines No core return required.

part #: 311105401bx price

  • $39.75

specifications pistonrinro:

  • for makes: Volkswagen
  • mpn: 311-105-401bx
  • type: Connecting Rod
  • oe/oem part number: 311-105-401b
  • material: Steel
  • vintage part: No
  • country of origin: United States

payments pistonrinro:

  • wallet: Paypal
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general pistonrinro:

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

seller pistonrinro:

  • rating: 100.0%
  • # reviews: 7416
  • city: Oak Lawn, Illinois

shipping pistonrinro:

  • service: USPS Ground Advantage
  • cost: $7.95
  • type: Calculated
  • transit: 2-6 Days
  • carrier: USPS
  • class: Standard

offer pistonrinro:

  • quantity: 1
  • best offers: True
  • options: Ship-to-home
  • started: March 3, 2026
  • sold: 0
  • availability: In Stock

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  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted
for makes: volkswagen, type: connecting rod, oe/oem part number: 311-105-401b, vintage part: no, country of origin: united states,
category: auto parts > car truck parts accessories > engines engine parts > connecting rods parts, material: steel, sku: 12591863236596983,
Volkswagen 311-105-401BX Is Similar To:
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1 offer $39.75 USD
  • Remanufactured. Offer #1 priced at $39.75 + $8.60 shipping estimate = $48.35* total. Fits Air-Cooled VW 1300-1600 Engines. NOS Reman VW Connecting Rod.+$8.60 shipping

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