Mercedes CLK 2003 240 2003 Cabriolet

Mercedes CLK 2003 2.6 petrol description

Cabrio Mercedes CLK 2003 240 2003 Cabriolet has been produced from April, 2003 to June, 2005. It has six-cylinder petrol engine with displacement of 2.6 litres, which produces power of 170 horsepower on 5500 rpm and torque 240 Nm (Newton metres) on 4500 revolutions per minute.

This 6-cylinder 18-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system without turbocharger. Engine versions compliant with Euro 3 and Euro 4 emission standards available. Average engine life expectancy (mileage before serious repairs are needed) is from 270 000 to 450 000 kilometres. It is important to remember that engine life is highly dependent on regular maintenance and the quality of the oils and fuels used.
More engine specs 
This Mercedes CLK 2.6 engine oil type is 5W-30 and oil capacity is 7.5 litres.

Mercedes CLK 2003 240 2003 Cabriolet has classical rear wheel drive (RWD) and manual gearbox with 6 gears.
Mercedes CLK 2003 240 2003 Cabriolet accelerates to speed 100 kilometres per hour in 9.7 seconds. The maximum speed of this car is 232 km/h.

The fuel consumption of this Mercedes CLK 2003 240 2003 Cabriolet in combined mode (combining urban and highway driving) is 11.2 litres per 100km (8.9 km/l), fuel consumption in city - 16.1 l/100km, highway fuel economy - 7.9 l/100km. Fuel tank capacity is 62 litres or 16.38 gallons, which gives a mileage up to 540 kilometers without refueling in urban cycle and even up to 780 kilometers on highway.. More - Real Mercedes CLK fuel consumption.

With the same engine there is also Mercedes CLK version with automatic gearbox (Mercedes CLK 2.6 240 2003 Cabriolet Automatic AT) available, which is more sluggish, reaching 100 km/h 0.5 seconds later (in 10.2 seconds), but manufacturer's fuel consumption is lower by 0.8 litres per 100 km or 7 % - 10.4 litres per 100 km, whereas users reported real fuel consumption is higher by 1.8 litres per 100 km or 20 % - 10.7 litres per 100 km.
Mercedes CLK 2003

Mercedes CLK 2003 240 2003 Cabriolet technical data

Model: Mercedes CLK 240 2003 Cabriolet
Body style: Cabrio
Production period: 2003. April ... 2005. June 
Engine: 2597 cm3 Petrol, 6 cylinders CO2 emissions: 269 g/km
Power: 170 HP ON 5500 RPM Torque: 240 NM ON 4500 RPM
Gearbox: Manual gearbox (6 gears) Drive type: Rear wheel drive (RWD)
Maximum speed: 232 km/h Acceleration 0-100 km/h: 9.7 seconds
Fuel consumption (l/100km): 11.2 (combined) 16.1 (urban) 7.9 (highway)
Fuel tank capacity: 62 litres (16.4 gallons)
Car dimensions: 4.64m (length) 1.74m (width) 1.41m (height)
Turning diameter: 10.8 meters
Seats: 4 seats
Trunk capacity: 276 litres
Trunk max capacity: 390 litres (with rear seats folded down)
Gross weight: 2155 kg

Mercedes CLK 2003 240 2003 Cabriolet engine M112 E26

Engine reliability:

Overall, this engine can last around 270,000 to 450,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement 2597 cm3
Number of cylinders 6
Bore (cylinder diameter) 89.9 mm
Stroke length (piston move) 68.2 mm
Compression ratio 11 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

Fuel system Injection
Mercedes CLK 2003 240 2003 Cabriolet oil type 5W-30
Oil capacity 7.5 litres (7.9 quarts)
Coolant capacity 10.5 litres (11.1 quarts)
Power 170 - 177 HP ON 5500 RPM
Torque 240 NM ON 4500 RPM
Start of production (year) 1997
Duration of production 10 years
Engine also used on Mercedes C klase Mercedes E klase

Generally, the use of an engine in several models and its long production run is an indication of the quality of the engine and the success of its design.

All Mercedes CLK cabrio [2003 - 2005] modifications

Modification Engine Power Consumption Gearbox
Mercedes CLK 1.8 200 2003 Kompressor Cabriolet

Most fuel efficient version

1.8 Petrol 163 HP 9.1 l/100km Manual (6)
Mercedes CLK 1.8 200 2003 Kompressor Cabriolet Automatic 1.8 Petrol 163 HP 9.2 l/100km Automatic (5)
Mercedes CLK 2.6 240 2003 Cabriolet 2.6 Petrol 170 HP 11.2 l/100km Manual (6)
Mercedes CLK 2.6 240 2003 Cabriolet Automatic 2.6 Petrol 170 HP 10.4 l/100km Automatic (5)
Mercedes CLK 3.2 320 2003 Cabriolet 3.2 Petrol 218 HP 10.9 l/100km Automatic (5)
Mercedes CLK 5.0 500 2003 Cabriolet 5.0 Petrol 306 HP 11.6 l/100km Automatic (5)
Mercedes CLK 5.4 55 2003 AMG

Most dynamic version - 100 km/h in 5.4 seconds

5.4 Petrol 367 HP 12.3 l/100km Automatic (5)
Mercedes CLK 2003 reviews
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