Mercedes-Benz S-Class W108/W109 280 (3499 cc)
1965–1972 · Sedan
Chassis codes: W108 · W109
Version
Engine
3.5L 8-cyl · Petrol
Power
200 HP
Torque
292 Nm
Transmission
MANUAL
Drive
RWD
0-100 km/h
9 sec
Top Speed
209 km/h
Fuel consumption
13 L/100km
Body
Sedan
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Model overview
A model overview is not available for this generation yet.
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Engine overview · 3.5L 8-cyl PETROL
A characterful period Mercedes V8 with durable fundamentals, but surviving examples require careful assessment of age-related cooling, fuel-injection, timing-chain and sealing condition.
Pros
- Smooth, flexible V8 character
- Strong period-engine design
- Well-supported specialist community
Cons
- Restoration needs can be substantial
- Fuel-injection condition varies widely
- Cooling and timing systems need close attention
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Age-related cooling-system deteriorationHigh
- Fuel-injection and vacuum-system ageingMedium
- Timing-chain and tensioner wearHigh
- Oil leaks and hardened sealsLow
Maintenance
Follow the exact period specification and keep cooling, ignition, fuel-injection and timing-chain servicing current.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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