Mercedes-Benz Mercedes SLK 2004-2010 3.0L V6 Engine Specifications
Explore the detailed 3.0L V6 engine specifications for the 2004-2010 Mercedes SLK. Learn about horsepower, torque, fuel system, and maintenance tips to enhance performance and ensure longevity.
Overview Specifications
This document provides detailed specifications and technical information about the 3.0L V6 engine used in the 2004-2010 Mercedes SLK. It is designed to assist enthusiasts, mechanics, and owners in understanding the engine's performance, design, and maintenance requirements. The content is organized into sections for easy navigation, with subsections breaking down key aspects of the engine. Use the search and navigation instructions to find specific details quickly.
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Key Specifications
Displacement
3.0 liters
Horsepower
228 HP
Torque
221 lb-ft
Fuel Efficiency
18/25 mpg
Compression Ratio
11.7:1
Available Specifications
Engine Design
This section covers the fundamental design features of the 3.0L V6 engine, including its architecture, materials, and construction. Learn about the engine's configuration, cylinder arrangement, and key design elements that contribute to its performance and reliability.
Engine Design
This section covers the fundamental design features of the 3.0L V6 engine, including its architecture, materials, and construction. Learn about the engine's configuration, cylinder arrangement, and key design elements that contribute to its performance and reliability.
Architecture
- 60-degree V6 configuration
- Aluminum alloy block and cylinder heads
- Double overhead camshafts (DOHC)
- Four valves per cylinder
- Variable valve timing (VVT)
- Hydraulic lifters
Construction
- Forged steel crankshaft
- Cast aluminum pistons
- Chain-driven camshafts
- Integrated oil cooler
- Lightweight design for improved efficiency
Performance Specifications
Explore the performance capabilities of the 3.0L V6 engine, including horsepower, torque, and acceleration. This section provides detailed metrics and data to help you understand the engine's power output and driving dynamics.
Performance Specifications
Explore the performance capabilities of the 3.0L V6 engine, including horsepower, torque, and acceleration. This section provides detailed metrics and data to help you understand the engine's power output and driving dynamics.
Power Output
- 228 horsepower at 6,000 RPM
- 221 lb-ft of torque at 2,500-5,000 RPM
- Redline at 6,500 RPM
- Compression ratio of 11.7:1
Acceleration
- 0-60 mph in 6.0 seconds
- Top speed of 155 mph (electronically limited)
- Responsive throttle response
- Smooth power delivery across the RPM range
Fuel and Emissions
This section details the fuel system, efficiency, and emissions control features of the 3.0L V6 engine. Learn about its fuel delivery, consumption, and compliance with environmental standards.
Fuel and Emissions
This section details the fuel system, efficiency, and emissions control features of the 3.0L V6 engine. Learn about its fuel delivery, consumption, and compliance with environmental standards.
Fuel System
- Sequential multi-port fuel injection
- Premium unleaded fuel recommended
- Fuel efficiency of 18 mpg city / 25 mpg highway
- 16.4-gallon fuel tank capacity
Emissions
- Compliant with Euro 4 emissions standards
- Integrated catalytic converters
- Exhaust gas recirculation (EGR) system
- Onboard diagnostics (OBD-II) system
Maintenance and Reliability
Understand the maintenance requirements and reliability of the 3.0L V6 engine. This section provides guidelines for routine servicing, common issues, and tips for ensuring long-term durability.
Maintenance and Reliability
Understand the maintenance requirements and reliability of the 3.0L V6 engine. This section provides guidelines for routine servicing, common issues, and tips for ensuring long-term durability.
Service Intervals
- Oil change every 10,000 miles or 12 months
- Spark plug replacement every 60,000 miles
- Timing chain inspected at 100,000 miles
- Coolant flush every 50,000 miles
Common Issues
- Potential for oil leaks at higher mileage
- Suspension wear in high-performance driving
- Sensors and electrical components may require attention
- Regular monitoring of fluid levels recommended
Search Specifications
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Engine Specifications
Overview
- Type
- Naturally Aspirated V6
- Configuration
- 60-degree V-angle
- Displacement
- 3.0 liters
- Material
- Aluminum block and heads
- Location
- Front longitudinal
- Fuel System
- Sequential multi-port fuel injection
Dimensions
- Length
- 23.6 inches (600 mm)
- Width
- 27.1 inches (688 mm)
- Height
- 22.4 inches (569 mm)
- Weight
- 385 lbs (175 kg)
- Bore
- 3.66 inches (93 mm)
- Stroke
- 3.27 inches (83 mm)
- Compression Ratio
- 10.7:1
Materials
- Engine Block
- Aluminum alloy
- Cylinder Heads
- Aluminum alloy
- Pistons
- Forged aluminum
- Connecting Rods
- Forged steel
- Crankshaft
- Forged steel
Features
- Performance
-
- 228 horsepower at 6000 rpm
- 221 lb-ft torque at 2500-5000 rpm
- Redline at 6500 rpm
- Efficiency
-
- Variable intake manifold
- Electronic throttle control
- Low-friction components
- Cooling
-
- High-capacity water pump
- Dual thermostats
- Auxiliary electric fan
- Ignition
-
- Direct ignition system
- Platinum-tipped spark plugs
- Knock control system
- Emissions
-
- Catalytic converters
- Exhaust gas recirculation
- Onboard diagnostics (OBD-II)
Safety Features
- Engine Protection
-
- Oil level sensor
- Coolant temperature sensor
- Low oil pressure warning
- Fail Safe
-
- Engine limp mode
- Over-rev protection
- Fuel cutoff at redline
Comfort Features
- Noise Reduction
-
- Acoustic engine cover
- Hydraulic engine mounts
- Balanced crankshaft
- Smoothness
-
- Dual-mass flywheel
- Variable valve timing
- Precision-machined components
Accessories
- Belts And Pulleys
-
- Serpentine belt
- Tensioner pulley
- Idler pulley
- Filters
-
- Oil filter
- Air filter
- Fuel filter
- Sensors
-
- Crankshaft position sensor
- Camshaft position sensor
- Oxygen sensor
Maintenance
- Service interval
- 10,000 miles or 12 months
- Service Items
-
- Oil and filter change
- Spark plug replacement
- Air filter inspection
- Coolant flush
- Belt and pulley inspection
- Maintenance Notes
- Use only Mercedes-Benz approved fluids and parts.
Warranty
- Basic Warranty
- Miles: 50,000Years: 4Coverage: Bumper to bumper
- Powertrain Warranty
- Miles: 100,000Years: 7Coverage: Engine and transmission
- Corrosion Warranty
- Miles: UnlimitedYears: 12Coverage: Perforation from rust
- Roadside Assistance
- Miles: UnlimitedYears: 4Coverage: 24/7 emergency services
Production Details
- Manufacturer
- Mercedes-Benz
- Manufacturing Process
-
- Precision casting
- CNC machining
- Robotic assembly
- Quality Control
- Dimensional Checks: Laser scanningPerformance Testing: Dyno testingDurability Testing: Thermal cycling
- Sustainability Practices
-
- Recycled aluminum
- Low-VOC paints
- Energy-efficient assembly
- Production Metrics
- Units Per Day: 500Defect Rate: 0.1%Lead Time: 30 days
Service Information for 3.0l v6 engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Inspect belts and hoses
- Check fluid levels
- Inspect spark plugs
- Test battery and charging system
Use only Mercedes-Benz approved oil and filters.
- Replace air filter
- Inspect fuel system
- Check ignition system
- Inspect cooling system
- Test emissions system
Ensure all components meet factory specifications.
- Replace spark plugs
- Flush coolant system
- Inspect and replace belts if needed
- Check engine mounts
- Perform compression test
Major service requires specialized tools and expertise.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 3.0L V6 engine compatible with other Mercedes models from 2004-2010?
Is the 3.0L V6 engine compatible with other Mercedes models from 2004-2010?
The 3.0L V6 engine used in the 2004-2010 Mercedes SLK is specifically designed for this model and may not be directly compatible with other Mercedes vehicles without significant modifications. It is essential to consult the vehicle’s technical specifications or a certified Mercedes technician to verify compatibility with other models.
Q2 What are the maintenance requirements for the 3.0L V6 engine?
What are the maintenance requirements for the 3.0L V6 engine?
Regular maintenance for the 3.0L V6 engine includes oil changes every 7,500 miles, air filter replacement every 15,000 miles, and spark plug replacement every 60,000 miles. Additionally, periodic inspections of the timing chain, coolant system, and engine mounts are recommended to ensure optimal performance and longevity.
Q3 How do I replace the 3.0L V6 engine in a Mercedes SLK?
How do I replace the 3.0L V6 engine in a Mercedes SLK?
Replacing the 3.0L V6 engine involves disconnecting the battery, draining fluids, removing the exhaust system, and detaching engine mounts. Carefully lift the engine using a hoist and disconnect wiring harnesses and hoses. Install the new engine by reversing the steps, ensuring all connections are secure. Always refer to the service manual or consult a professional for precise instructions.
Q4 What should I do if the 3.0L V6 engine is misfiring?
What should I do if the 3.0L V6 engine is misfiring?
If the engine is misfiring, check the spark plugs, ignition coils, and fuel injectors for wear or damage. Inspect the air intake system for leaks and ensure the fuel system is functioning correctly. Use an OBD-II scanner to identify error codes and address the specific issue. If the problem persists, seek professional assistance.
Q5 How can I optimize the performance of the 3.0L V6 engine?
How can I optimize the performance of the 3.0L V6 engine?
To optimize performance, use high-quality synthetic oil, upgrade the air intake system, and install a performance exhaust. Regularly clean the throttle body and fuel injectors. Consider tuning the engine’s ECU for improved power and efficiency. Ensure all maintenance tasks are completed on schedule to maintain peak performance.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes SLK 3.0L V6 Engine Service Manual
Coming SoonThis manual provides detailed instructions for servicing and repairing the 3.0L V6 engine, including diagrams and troubleshooting tips.
3.0L V6 Engine Technical Service Bulletin
Coming SoonThis bulletin covers common issues and updates for the 3.0L V6 engine, including recommended fixes and improvements.
Mercedes SLK Parts and Accessories Catalog
Coming SoonThis catalog lists genuine parts and accessories compatible with the 2004-2010 Mercedes SLK, including the 3.0L V6 engine.
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We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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