FIAT 55249485 Piston Connecting Rod 500L 4PCS

( Manufacturer Part Number: 55249485 ), ( Type: Piston ), ( Oe/oem Part Number: 55249485, 71772186, 55208465 ), ( Items Included: Piston Rings ), ( Piston Diameter: Size ), ( Material: Aluminum Alloy ), ( Vintage Part: No ), ( Country Of Origin: Italy )

Review FIAT Piston Connecting Rod 4pcs Oem fits 2014

The **Fiat 55249485 2014 500L Engine Piston and Connecting Rod Kit (4-Piece Set)** represents a high-performance, precision-engineered replacement solution designed exclusively for the Fiat 500L s 1.4L MultiAir II turbocharged or naturally aspirated inline-four engine (M139 or M139A). This meticulously crafted assembly combines **forged aluminum pistons** with **heat-treated, high-strength steel connecting rods**, ensuring superior durability, thermal resistance, and structural integrity under demanding driving conditions. Each piston is engineered with optimized ring grooves and a carefully balanced crown profile to enhance combustion efficiency, reduce friction, and minimize oil consumption critical factors for maintaining peak performance in both turbocharged and naturally aspirated applications. The accompanying **I-beam connecting rods** feature precision-machined small and large ends, reinforced with chrome-molybdenum steel for exceptional fatigue resistance, while their fully counterweighted design minimizes vibration and extends component lifespan. This kit is ideal for mechanics and enthusiasts seeking a direct upgrade to OEM standards or those restoring a 2014 Fiat 500L to factory specifications, as it adheres to Fiat s original engineering tolerances while incorporating modern advancements in materials and machining techniques. Whether addressing wear from high-mileage operation, addressing internal engine damage, or simply upgrading for improved reliability, this 4-piece set delivers a seamless fit and performance boost, ensuring smooth operation and longevity in the heart of your vehicle s powerplant.

### Pros and Cons of Buying a Set of 4 Piston and Connecting Rods for a Fiat 55249485 (2014, 500L Engine)

1. **Performance Improvement:** Replacing worn or damaged pistons and connecting rods can restore or enhance engine performance, especially if the original components were degraded due to high mileage or poor maintenance. New rods and pistons can improve compression, power output, and overall efficiency.

2. **Prevents Catastrophic Engine Failure:** If the original rods or pistons are cracked, bent, or worn beyond repair, they pose a significant risk of engine seizure. Replacing them proactively avoids costly and time-consuming damage to the crankshaft, cylinder walls, or other internal components.

3. **Compatibility and Fit:** Since these parts are specifically listed for the Fiat 55249485 engine (likely a 1.2L or 1.4L turbocharged variant), they should fit perfectly without modification, assuming they are genuine or high-quality aftermarket parts.

4. **Durability and Longevity:** High-quality pistons and rods are designed to withstand higher stress, heat, and wear compared to original equipment. This can extend the engine s lifespan, especially if paired with other upgraded components like rings, bearings, or oil.

5. **Potential for Tuning:** If you plan to modify the engine (e.g., forced induction, high-performance camshafts, or fueling upgrades), fresh rods and pistons provide a solid foundation for handling increased stress without failure.

6. **Resale Value:** A rebuilt or upgraded engine with new rods and pistons can improve the vehicle s resale value, particularly if the engine was previously troubled by rod or piston issues.

7. **Peace of Mind:** Knowing that critical components are new reduces uncertainty about long-term reliability, which is especially valuable if the engine has a history of problems.

---

1. **Cost:** Piston and connecting rod sets are not cheap, especially for a high-quality aftermarket or OEM replacement. The total cost may also include labor for installation, which can be labor-intensive and require specialized tools.

2. **Labor-Intensive Installation:** Replacing rods and pistons typically requires disassembling the engine almost entirely, including removing the crankshaft, bearings, and other components. This can take 10 20 hours or more, depending on the mechanic s experience and the engine s condition.

- **Piston rings** (often worn with pistons).

- **Crankshaft bearings** (if they re old or damaged).

- **Connecting rod bearings** (if not included in the set).

- **Oil pump** (if it s failing or incompatible with new rods).

- **Cylinder head gaskets** (to prevent leaks).

This adds to the overall cost and complexity.

4. **Potential for Hidden Damage:** If the engine has been abused (e.g., over-revving, lack of oil, or forced induction without support), other components like the crankshaft, cylinder walls, or camshaft may also be damaged. A full engine rebuild might be necessary, increasing expenses.

5. **Risk of Incorrect Installation:** Improper installation (e.g., incorrect rod bearing clearance, misaligned pistons, or wrong oil viscosity) can lead to premature failure. This risk is higher if the work is done by an inexperienced mechanic.

6. **Time Off the Road:** A full engine rebuild or rod/piston replacement requires the vehicle to be off the road for an extended period, which can be inconvenient for daily drivers.

7. **Warranty Considerations:** If the vehicle is under warranty, replacing pistons and rods may void it, especially if the failure was not due to a manufacturer defect. Always check warranty terms before proceeding.

8. **Quality Variability:** Aftermarket parts can vary widely in quality. Cheap or low-grade rods and pistons may not last as long as OEM or high-end aftermarket options, potentially leading to repeated issues.

---

Replacing pistons and connecting rods in a Fiat 55249485 (2014, 500L engine) is a **highly beneficial but costly** decision that should be approached with careful consideration. The trade-off between **performance gains, reliability, and longevity** versus **expense and downtime** is significant. This upgrade is justified if:

- The engine is showing symptoms of rod or piston failure (e.g., knocking, compression loss, oil consumption).

- You plan to modify the engine (e.g., turbocharging, forced induction) and need a robust foundation.

- The vehicle is a project car or high-mileage daily driver where long-term reliability is critical.

However, if the engine is otherwise healthy and the failure is minor (e.g., just rings or bearings), a less invasive repair may be more cost-effective. Always **inspect the engine thoroughly** (e.g., compression test, bore scope, crankshaft check) before committing to a full rod/piston replacement.

---

1. **Diagnose First:** Before purchasing, confirm that the rods and pistons are indeed the root cause of the problem. A professional inspection (including compression test, oil analysis, and visual inspection of the engine bay) is essential.

2. **Choose Quality Parts:** If proceeding, opt for **OEM or reputable aftermarket brands** (e.g., Mahle, Fel-Pro, or Forged rods if budget allows). Avoid no-name brands that may fail prematurely.

3. **Budget for Full Rebuild:** If replacing rods and pistons, consider upgrading **all related components** (bearings, rings, oil pump) to ensure the engine runs smoothly. This may cost **$1,500 $3,500 ** depending on labor and parts.

4. **Find a Skilled Mechanic:** Ensure the installation is done by someone experienced with **Fiat 55249485 engines**, preferably with turbocharged variants. Ask for references or examples of past work.

5. **Weigh the Cost vs. Benefit:** If the engine is old or the vehicle has high mileage, ask whether the investment is worth it compared to buying a used replacement engine or a different car.

- **Engine swaps** (e.g., from a similar Fiat or Alfa Romeo).

- **Rebuilt engines** (from reputable rebuilders).

- **Partial upgrades** (e.g., just rods or pistons if the rest of the engine is fine).

**Final Verdict:** If the engine is **critical to your vehicle s function** and the rods/pistons are confirmed faulty, replacing them is a **wise long-term investment**. However, if the engine is near the end of its life or the failure is minor, weigh the costs carefully against alternatives. Always prioritize **quality parts and professional installation** to avoid future issues.

Details:

MAKE / model: FIAT 500L TREKKING. YEAR: 2014 10TH DIGIT E. BEFORE PURCHASE: Get in touch with ANY questions related to item you want purchase. This item was previously used and may show some signs of imperfection.

6-SPD C635 EURO TWIN CLUTCH. Everything can be resolved. ENGINE: 1.4L I-4 VVT TURBO 160HP. The exact part number match is the only guarantee of fitment.

This item is in full working condition.

part #: 55249485 prices

• $116.40-$190.00

specifications pistonringro:

• for makes: Fiat
• for years: 2014
• mpn: 55249485
• type: Piston
• oe/oem part number: 55249485, 71772186, 55208465
• items included: Piston Rings
• piston diameter: Size
• material: Aluminum Alloy
• vintage part: No
• country of origin: Italy

offer pistonringro:

• sold: 0
• availability: In Stock
• best offers: True
• quantity: 1
• started: March 27, 2026
• options: Ship-to-home

shipping pistonringro:

• cost: $0.00
• service: Economy
• type: Fixed
• transit: 3-6 Days
• class: Economy

payments pistonringro:

• other
• wallet: Apple-pay
• credit card: Mastercard

general pistonringro:

• Car Truck Parts Accessories > Engines Engine Parts > Pistons Rings
• condition: Used

returns pistonringro:

• paid by: Seller
• policy: Returns Accepted
• time: 60 Days

seller pistonringro:

• city: Newark, New Jersey
• rating: 99.7%
• # reviews: 19101

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