Mercedes-Benz SLK/SLC R171 SLK 55 AMG
2004–2011 · Roadster
Version
Engine
5.4L 8-cyl · Petrol
Power
360 HP
Torque
510 Nm
Transmission
AUTOMATIC
Drive
RWD
0-100 km/h
4.9 sec
Top Speed
250 km/h
Fuel consumption
12 L/100km
Body
Roadster
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Model overview
A model overview is not available for this generation yet.
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Engine overview · 5.4L 8-cyl PETROL
A durable naturally aspirated V8 application when maintained properly, with age-related seals, cooling parts and emissions hardware now more important than mileage alone.
Pros
- Strong V8 character
- Established mechanical design
- Distinctive compact roadster application
Cons
- Age-related leaks and cooling wear
- Variant-specific parts and servicing
- Potentially costly V8 repairs
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Age-related oil leaks and seal deteriorationMedium
- Cooling-system ageingHigh
- Secondary-air and emissions hardware faultsMedium
- Engine mounts and vibration controlMedium
Maintenance
Follow the VIN-specific service schedule and approved oil specification, with particular attention to cooling condition, leaks, belts, plugs and emissions-system maintenance.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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