1. Pistons, Rings, Rods & Parts Engines Components For Sale
  2. sku: 12925409087938772
  3. INFINITI A2010EY00A

INFINITI A2010EY00A Piston Connecting Rod G37 6PCS

fits make: Infiniti. year: 2009.

A2010ey00a Infiniti 2009 G37 X Piston With Connecting Rod 6pcs Oem

( Manufacturer Part Number: A2010EY00A ), ( Type: Piston ), ( Oe/oem Part Number: Vq37vhr, 12100ey00b, 12033jk20a ), ( Items Included: Piston Rings ), ( Piston Diameter: Size ), ( Material: Aluminum Alloy ), ( Vintage Part: No ), ( Country Of Origin: Japan )

Review INFINITI G37 Piston Connecting Rod 6pcs Oem fits 2009

The **Infiniti G37 2009 (A2010EY00A) 3.7L V6 Engine Piston & Connecting Rod Set (6-Piece)** is a high-performance, precision-engineered replacement component designed exclusively for the iconic 3.7-liter V6 powerplant found in the G37 coupe and sedan models from 2006 to 2009. This meticulously crafted set includes **six forged aluminum pistons** paired with **six high-strength forged steel connecting rods**, all engineered to restore optimal engine performance, durability, and reliability after wear or damage. The pistons feature a **low-friction, high-compression design** with optimized ring pack geometry, including a **top compression ring, second compression ring, and oil control ring**, ensuring superior sealing and reduced friction for improved fuel efficiency and power output. The connecting rods are precision-machined to match the original equipment manufacturer (OEM) specifications, with **hollow shank construction** to reduce weight while maintaining structural integrity, allowing for better balance and reduced reciprocating mass for enhanced engine smoothness. This set is compatible with the **NA (naturally aspirated) version of the LR3V6DE engine**, which produces approximately **287 horsepower and 262 lb-ft of torque**, making it a critical upgrade for owners seeking to restore factory performance or extend engine life. Whether replacing worn components due to high mileage, engine modifications, or internal damage, this piston and rod set ensures a seamless fit with the **crankshaft and cylinder bore**, maintaining the engine s original displacement and power potential. Built to withstand the demands of modern driving conditions, this aftermarket component is manufactured to strict quality standards, often exceeding OEM tolerances, and is ideal for both professional mechanics and DIY enthusiasts looking to perform a thorough engine rebuild or maintenance procedure. Proper installation, including the use of high-quality gaskets, seals, and lubricants, is essential to ensure long-term reliability and optimal engine function.

### **Pros and Cons of Buying a Set of 6 Piston & Connecting Rod Assemblies (Infiniti G37, 2009, 6PCS) for a 2010 EY00A Engine**

#### **Pros:**

1. **Performance Improvement** Replacing worn or damaged pistons and rods can restore engine efficiency, reduce compression loss, and improve horsepower and torque, especially if the original components were degraded over time.

2. **Preventative Maintenance** If the engine has high mileage or shows signs of wear (knocking, oil consumption, or poor performance), this upgrade can extend the engine s lifespan by preventing catastrophic failure (e.g., rod knock or piston seizure).

3. **Compatibility & Fitment** The 2010 EY00A (G37) shares the same engine architecture as the 2009 model, so these parts are designed to fit perfectly without modification.

4. **Durability & Strength** Aftermarket or OEM pistons and rods are often forged or heat-treated for better durability compared to stock components, reducing the risk of failure under high stress.

5. **Cost-Effective Long-Term Solution** While the upfront cost is significant, replacing these components can be cheaper than a full engine rebuild or replacement in the long run, especially if the engine is otherwise healthy.

6. **Potential for Increased Reliability** If the engine has been running with worn internals, new pistons and rods can eliminate issues like oil burning, compression loss, or excessive play, leading to smoother operation.

7. **Customization Option** Some aftermarket sets offer performance-enhancing features like higher compression ratios, stronger rod bolts, or oil control ring improvements, which can benefit tuned engines.

---

#### **Cons:**

1. **High Upfront Cost** A full set of pistons and connecting rods (6PCS) can be expensive, often ranging from **$800 to $2,500 **, depending on whether they are OEM, aftermarket, or performance-grade. This is a major investment for a used car.

2. **Labor-Intensive Installation** Replacing pistons and rods requires a **full engine teardown**, which includes removing the engine from the vehicle, disassembling the crankshaft, and carefully installing the new components. This is a **multi-day job** for a skilled mechanic, adding significant labor costs (typically **$1,500 $3,000 ** depending on the shop).

3. **Potential for Hidden Damage** If the engine has internal damage (bent rods, scored cylinders, or a worn crankshaft), replacing just the pistons and rods won t fix those issues. A **full inspection** (or even an engine rebuild) may be necessary, increasing costs.

4. **Risk of Improper Installation** If not installed correctly, new pistons and rods can lead to **engine damage**, such as rod bearing failure or piston-to-wall contact. This requires **expertise** and proper tools (e.g., piston ring compressor, torque wrench).

5. **Time and Downtime** The process is time-consuming, and the car will be **out of commission** for at least a week, possibly longer if additional work is needed.

6. **Warranty Considerations** If the car is under warranty, modifying or replacing internal engine components may **void coverage**, especially if aftermarket parts are used.

7. **Mixed Benefits for Mildly Worn Engines** If the engine is **only mildly worn** (e.g., low mileage with no symptoms), the performance gain may not justify the cost. In such cases, **oil changes, valve adjustments, or minor repairs** might be sufficient.

8. **Depreciation Impact** For a used car, a major engine overhaul may **not significantly increase its resale value**, especially if the car is not a high-demand model.

---

### **Ending Conclusion:**

Replacing pistons and connecting rods in a **2010 Infiniti G37 (EY00A) with a 2009 G37 engine** is a **significant but justified investment** if the engine shows **clear signs of wear** (e.g., knocking, oil consumption, poor compression, or high mileage with no maintenance history). It can **restore performance, prevent catastrophic failure, and extend the engine s life**, making it a smart choice for **high-mileage or heavily used vehicles**.

However, if the engine is **relatively healthy** (low mileage, no symptoms, well-maintained), the cost and downtime may **not be worth it**. In such cases, **focus on smaller, less expensive repairs** (e.g., valve adjustments, oil system upgrades, or minor wear items) first.

For **performance enthusiasts** or those planning to **modify the engine**, aftermarket pistons and rods with **higher compression or stronger materials** can provide **noticeable gains** in power and reliability.

---

### **Recommendation:**

1. **Get a Professional Inspection First** Before purchasing, have a **trusted mechanic** perform a **compression test, leak-down test, and visual inspection** of the engine. If the pistons and rods are **not the primary issue**, the money may be better spent elsewhere.

2. **Choose Quality Parts**

- **OEM (Infiniti/Nissan)** Reliable but often **more expensive**.

- **Aftermarket (Forged or Performance)** Better for **high-mileage or tuned engines** (e.g., **JE Pistons, Mahle, or Wiseco**).

- **Budget Option** **Used/rebuilt sets** (if available) can save money, but **risk of quality issues** exists.

3. **Budget for Labor** If doing it yourself, ensure you have **access to a machine shop** for crankshaft balancing and proper installation tools. If outsourcing, **get multiple quotes** to avoid overpaying.

4. **Consider Alternatives**

- If the engine is **only mildly worn**, prioritize **oil system upgrades (oil pump, cooler), valve jobs, or cylinder head work**.

- If the engine is **severely damaged**, a **full rebuild or replacement** may be more cost-effective than partial upgrades.

5. **Proceed Only If Necessary** If the engine is **running well with no symptoms**, the pistons and rods may not need replacement. **Preventative maintenance (oil changes, timing belt, etc.)** is often a better use of funds.

**Final Verdict:**

- **Worth it if:** The engine has **high mileage, symptoms of wear, or you plan to modify it aggressively**.

- **Not worth it if:** The engine is **healthy, low-mileage, or the issue is something else (e.g., fuel system, turbo, or drivetrain)**.

For most **average drivers**, this upgrade is **best suited for cars that are already showing signs of trouble** not as a routine maintenance item. If you decide to proceed, **prioritize quality parts and professional installation** to ensure longevity.

Details:

Engine: VQ37VHR. Transmission: RE7R01A - 7AT. BEFORE PURCHASE: Get in touch with ANY questions related to item you want purchase. Transmission: 7-speed automatic transmission w/manual shift mode, downshift rev-matching, drive sport DS mode w/adaptive control ASC.

This item was previously used and may show some signs of imperfection. Everything can be resolved. Body Style: SEDAN. Frame color K23 - SILVER M.

The exact part number match is the only guarantee of fitment. This item is in full working condition.

part #: a2010ey00a price

  • $195.00

specifications pistonringro:

  • for makes: Infiniti
  • for years: 2009
  • mpn: A2010ey00a
  • type: Piston
  • oe/oem part number: Vq37vhr, 12100ey00b, 12033jk20a
  • items included: Piston Rings
  • piston diameter: Size
  • material: Aluminum Alloy
  • vintage part: No
  • country of origin: Japan

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offer pistonringro:

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

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  • # reviews: 19099
  • rating: 99.7%
  • city: Newark, New Jersey

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  • transit: 3-6 Days
  • type: Fixed
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general pistonringro:

  • condition: Used
  • Car Truck Parts Accessories > Engines Engine Parts > Pistons Rings
for makes: infiniti, for years: 2009, type: piston, oe/oem part number: vq37vhr, 12100ey00b, 12033jk20a, items included: piston rings, piston diameter: size, vintage part: no, country of origin: japan,
category: auto parts > car truck parts accessories > engines engine parts > pistons rings, material: aluminum alloy, sku: 12925409087938772,
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