MERCEDES 275016 Right Engine Cylinder Head Benz M275 S600

( Manufacturer Part Number: 275016 ), ( Country Of Origin: Germany ), ( Type: Cylinder Head ), ( Items Included: Bolts ), ( Material: Aluminum ), ( Finish: Unfinished ), ( Performance Part: No )

Review MERCEDES benz Right Engine Cylinder Head Assembly Oem fits SL600 CL600 2003–2012

The **Mercedes-Benz 275016 (03-12 M275 S600/SL600/CL600 Right Engine Cylinder Head** is a precision-engineered component designed exclusively for the high-performance V8 powertrains found in the iconic **M275** inline-six and **M276** V8 engines, which underpin the **S600, SL600, and CL600** models produced between the 2003 and 2012 model years. This cylinder head represents the pinnacle of Mercedes-Benz s engineering philosophy, blending cutting-edge materials, advanced manufacturing techniques, and meticulous design to deliver unparalleled performance, reliability, and efficiency. Crafted from **high-strength aluminum alloy (A356 or A357)**, the head is engineered to withstand the extreme thermal and mechanical stresses of a high-revving, turbocharged or naturally aspirated V8, ensuring optimal combustion, cooling, and exhaust flow while minimizing weight for enhanced power delivery. The **right-hand cylinder head** (as designated for left-hand drive applications) features a **dual overhead camshaft (DOHC) architecture**, with each camshaft driving four valves per cylinder two intake and two exhaust via **hydraulically compensated roller rocker arms**. This design maximizes airflow efficiency, reducing pumping losses and improving torque output across the rev range. The **intake ports** are generously sized to facilitate smooth air-fuel mixture entry, while the **exhaust ports** are optimized for aggressive scavenging, aiding in both performance and emissions compliance. Critical components such as the **valve springs, retainers, and keepers** are precision-machined to exacting tolerances, ensuring consistent valve operation even under high-load conditions. The head incorporates **integrated cooling passages** and **high-flow water channels**, which are strategically placed to dissipate heat rapidly and prevent thermal warping, a common issue in high-performance engines. Additionally, the **spark plug bores** are precision-drilled to accommodate the **NGK or Bosch high-energy plugs** used in these applications, while the **camshaft bearings** and **camshafts themselves** are treated with **nitriding or induction hardening** to resist wear and fatigue. For models equipped with **turbocharging**, the cylinder head is further optimized with **turbo-ready porting** and **reinforced structures** to handle the increased boost pressures without compromising integrity. The **oil control rings** and **piston cooling jets** (where applicable) work in tandem with the cylinder head to maintain lubrication and prevent overheating, contributing to the engine s longevity. Whether sourced for a **restoration project, performance upgrade, or replacement**, this cylinder head embodies Mercedes-Benz s commitment to **durability and performance**, making it a sought-after part for enthusiasts and professionals alike. Its compatibility with **aftermarket tuning solutions**, such as **high-flow headers, upgraded camshafts, or forced induction upgrades**, further extends its versatility, ensuring it remains a cornerstone of the **S600, SL600, and CL600** powertrain ecosystem for decades to come.

### **Pros and Cons of Buying a Mercedes-Benz M275 (S600/SL600/CL600) with the Right-Hand Cylinder Head (03-12 Model Year)**

#### **Pros**

1. **Power and Performance**

The M275 engine (V8, 5.5L) produces strong power outputs around **400 450 hp** in the S600 and **500 hp** in the SL600/CL600 (with supercharger). This provides a smooth, luxurious, and capable driving experience, especially in larger Mercedes models.

2. **Luxury and Comfort**

Mercedes-Benz is synonymous with premium interiors, advanced infotainment (MBUX in later models), and high-quality materials. The S600/SL600/CL600 offer executive seating, adaptive damping, and refined ride quality.

3. **Reliability (Compared to Earlier V8s)**

The M275 is an evolution of the older M113/M114 engines, with improved fuel injection, turbocharging (in SL600/CL600), and overall durability. Many owners report fewer major issues than in the late 1990s/early 2000s V8s.

4. **Supercharged Option (SL600/CL600)**

The supercharged variants (SL600, CL600) deliver **500 hp**, making them one of the most powerful naturally aspirated V8s in Mercedes history. The supercharger provides instant torque, enhancing acceleration.

5. **Resale Value**

Mercedes-Benz retains strong resale value, especially for well-maintained luxury sedans and coupes. The S600 and CL600 are particularly sought after in the used market.

6. **Advanced Safety Features**

Later models (2010 2012) come with modern safety tech like **ESP, multiple airbags, and advanced driver aids**, though not as sophisticated as today s standards.

7. **Classic Mercedes Design**

The S600 (sedan) and CL600 (coup ) have timeless, elegant styling that remains desirable. The SL600 (roadster) offers a sportier, more open-cabinet alternative.

---

#### **Cons**

1. **High Maintenance Costs**

Mercedes-Benz parts and labor are expensive. The M275, while improved, still requires **regular oil changes (every 10K miles), timing belt replacements (every 100K miles), and potential supercharger servicing** in SL600/CL600 models.

2. **Potential Supercharger Issues (SL600/CL600)**

The supercharged variants are prone to **supercharger failure, oil leaks, and belt tensioner problems** if not properly maintained. Some owners report **$2,000 $4,000 in supercharger-related repairs** over time.

3. **Fuel Economy**

The M275 is not fuel-efficient expect **12 16 MPG combined** in the S600 and slightly better in the SL600/CL600 (due to lighter weight). High fuel costs can add up over time.

4. **Common M275 Weaknesses**

- **Oil leaks** (valve cover gasket, oil filter housing gasket)

- **Water pump failures** (can lead to overheating)

- **Turbocharger issues** (in naturally aspirated models)

- **Electrical gremlins** (common in older Mercedes, affecting infotainment, sensors)

5. **Depreciation**

While Mercedes retains value, luxury cars depreciate faster than many. A 2012 S600/CL600 may have lost **40 50% of its original value**, meaning high upfront costs with less long-term return.

6. **Supercharger Noise and Vibration**

The SL600/CL600 s supercharger can be **loud and intrusive**, especially at low RPM. Some owners find it distracting compared to the smoother NA variants.

7. **Parts Availability and Scarcity**

As these models age, **original equipment parts (OEM) are becoming harder to find**, increasing reliance on aftermarket or remanufactured components.

---

### **Ending Conclusion**

The **Mercedes-Benz M275 (S600/SL600/CL600, 2003 2012)** is a **strong, luxurious, and capable luxury V8** that remains desirable for its performance, comfort, and classic Mercedes appeal. However, **maintenance costs, potential supercharger issues (in SL600/CL600), and fuel inefficiency** are significant drawbacks.

If you prioritize **luxury, power, and a timeless design** and are prepared for **higher upkeep**, this is a great choice. If you prefer **lower running costs, better fuel economy, or modern reliability**, newer models (or a well-maintained alternative like a BMW M5 or Audi S6) may be more practical.

---

### **Recommendation**

- You have a **budget for maintenance** (expect **$1,500 $3,000/year** in upkeep).

- You prefer **a powerful, luxurious V8** over modern hybrids or turbocharged engines.

- You find a **low-mileage example (under 80K miles) with full service history**.

- You re okay with **higher insurance costs** (luxury cars are expensive to insure).

- You want **fuel efficiency** (look at a **BMW 550i or Audi S6** instead).

- You dislike **high maintenance costs** (consider a **used Lexus LS 500 or Genesis G80**).

- You re sensitive to **supercharger noise** (stick to the **S600 NA version**).

- You need **modern tech and safety** (newer Mercedes with **MBUX and advanced driver aids** may be better).

**Final Verdict:** A well-maintained **M275 S600 or CL600 (non-supercharged) is a fantastic luxury buy**, while the **SL600 requires extra vigilance** due to supercharger risks. Always **get a pre-purchase inspection** and **verify service records** before buying.

Details:

Mileage: 155,670 mi. Exterior Color: Black.

part #: 275016 prices

• $150.00-$219.45

specifications cylinderheapar:

• for models: Sl600, Cl600
• for makes: Mercedes
• for years: 2003-2012
• mpn: 275016
• country of origin: Germany
• type: Cylinder Head
• items included: Bolts
• material: Aluminum
• finish: Unfinished
• performance part: No

offer cylinderheapar:

• availability: In Stock
• started: April 2, 2026
• best offers: True
• quantity: 1
• options: Ship-to-home
• sold: 0

returns cylinderheapar:

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

seller cylinderheapar:

• rating: 99.4%
• # reviews: 1209
• city: Hartsburg, Missouri

payments cylinderheapar:

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

shipping cylinderheapar:

• service: USPS Ground Advantage, UPS Ground, FedEx Ground / FedEx Home Delivery, USPS Priority Mail
• cost: $88.75
• type: Calculated
• class: Standard, Expedited
• carrier: USPS, UPS, FedEx
• transit: 5-11 Days

general cylinderheapar:

• condition: Used
• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

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