2008-2011 Mercedes-Benz CLC (CL203) CLC 350 (272 Hp)

The Mercedes-Benz CLC 350, produced between April 2008 and February 2011, was the performance flagship of the CLC (CL203) coupe range. Positioned as a sporty alternative to the C-Class sedan, the CLC offered a more compact and driver-focused experience. The CLC 350 specifically aimed to deliver a significant performance upgrade over the base models, appealing to enthusiasts seeking a powerful and stylish coupe. It represented a late-life enhancement to the CLC platform, leveraging Mercedes-Benz’s established V6 engine technology.

Technical Specifications

Brand Mercedes-Benz
Model CLC
Generation CLC (CL203)
Type (Engine) CLC 350 (272 Hp)
Start of production April, 2008
End of production February, 2011
Powertrain Architecture Internal Combustion engine
Body type Coupe
Seats 4
Doors 3
Fuel consumption (urban) 13.7 l/100 km (17.2 US mpg, 20.6 UK mpg, 7.3 km/l)
Fuel consumption (extra urban) 7 l/100 km (33.6 US mpg, 40.4 UK mpg, 14.3 km/l)
Fuel consumption (combined) 9.5 l/100 km (24.8 US mpg, 29.7 UK mpg, 10.5 km/l)
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 6.3 sec
Acceleration 0 – 62 mph 6.3 sec
Acceleration 0 – 60 mph 6 sec
Maximum speed 250 km/h (155.34 mph)
Emission standard Euro 4
Weight-to-power ratio 5.7 kg/Hp, 175.5 Hp/tonne
Weight-to-torque ratio 4.4 kg/Nm, 225.8 Nm/tonne
Power 272 Hp
Power per litre 77.8 Hp/l
Torque 350 Nm @ 2400-5000 rpm (258.15 lb.-ft. @ 2400-5000 rpm)
Engine layout Front, Longitudinal
Engine Model/Code M 272.960
Engine displacement 3498 cm3 (213.46 cu. in.)
Number of cylinders 6
Engine configuration V-engine
Cylinder Bore 92.9 mm (3.66 in.)
Piston Stroke 86 mm (3.39 in.)
Compression ratio 10.7:1
Number of valves per cylinder 4
Fuel injection system Multi-port manifold injection
Engine aspiration Naturally aspirated engine
Engine oil capacity 8 l (8.45 US qt | 7.04 UK qt)
Kerb Weight 1550 kg (3417.17 lbs.)
Max. weight 1950 kg (4299.01 lbs.)
Max load 400 kg (881.85 lbs.)
Trunk (boot) space – minimum 310 l (10.95 cu. ft.)
Trunk (boot) space – maximum 1100 l (38.85 cu. ft.)
Fuel tank capacity 62 l (16.38 US gal | 13.64 UK gal)
Length 4452 mm (175.28 in.)
Width 1728 mm (68.03 in.)
Height 1405 mm (55.31 in.)
Wheelbase 2715 mm (106.89 in.)
Minimum turning circle 10.8 m (35.43 ft.)
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of gears and type of gearbox 6 gears, manual transmission
Front brakes Ventilated discs
Rear brakes Disc
Assisting systems ABS (Anti-lock braking system)
Tires size 225/45 R17W
Wheel rims size 7J x 17

Powertrain & Engine Architecture

The heart of the CLC 350 is the M272.960 3.5-liter naturally aspirated V6 engine. This engine, a staple in many Mercedes-Benz models of the era, is known for its smooth power delivery and relatively robust construction. The M272 features a three-valve per cylinder design (two intake, one exhaust) and utilizes a multi-port fuel injection system. The engine’s block is constructed from aluminum, contributing to weight savings. The 350 variant produced 272 horsepower and 350 Nm (258 lb-ft) of torque, peaking at 2400-5000 rpm. The engine is longitudinally mounted in the front of the vehicle, driving the rear wheels. The standard transmission for the CLC 350 was a 6-speed manual gearbox, although a 7G-TRONIC automatic transmission was also available as an option. The 7G-TRONIC offered smoother shifts and enhanced fuel efficiency, but at the expense of some driver engagement.

Driving Characteristics

The CLC 350 offered a noticeably more engaging driving experience than the lower-powered variants. The 3.5-liter V6 provided ample power for spirited driving, with a 0-60 mph time of around 6 seconds. The rear-wheel-drive configuration contributed to a balanced chassis and predictable handling. The 6-speed manual transmission allowed for precise gear selection, while the optional 7G-TRONIC automatic provided seamless shifts. Compared to the 1.8L Kompressor models, the CLC 350 offered significantly more torque throughout the rev range, making it more effortless in everyday driving situations. While not a dedicated sports car, the CLC 350 provided a satisfying blend of performance and comfort.

Equipment & Trim Levels

The CLC 350 typically came well-equipped, reflecting its position as the range-topping model. Standard features included leather upholstery, automatic climate control, a multi-function steering wheel, and a premium audio system. Optional extras included a panoramic sunroof, bi-xenon headlights, and a navigation system. The interior design was generally functional and well-built, although it lacked some of the more luxurious touches found in higher-end Mercedes-Benz models. The dashboard layout was relatively straightforward, with easy-to-use controls. Exterior styling cues included unique alloy wheel designs and subtle body kit enhancements.

Chassis & Braking

The CLC 350 utilized a MacPherson strut front suspension and a multi-link rear suspension. This setup provided a good balance between ride comfort and handling precision. The CLC 350 featured ventilated disc brakes at the front and solid disc brakes at the rear. Anti-lock braking system (ABS) was standard. The suspension was tuned to provide a slightly firmer ride than the base models, enhancing handling responsiveness. The steering was precise and well-weighted, providing good feedback to the driver.

Market Reception & Comparison

The CLC 350 received generally positive reviews from automotive critics. It was praised for its powerful engine, engaging handling, and stylish design. However, some critics noted that the interior felt somewhat cramped compared to other coupes in its class. Compared to the CLC 180 Kompressor or 200 Kompressor, the CLC 350 offered a substantial performance upgrade, but at a higher price point. Fuel economy was also lower with the larger engine. The CLC 350 competed with other compact coupes such as the BMW 1 Series Coupe and the Audi TT.

Legacy

The M272 engine, found in the CLC 350, is generally considered to be a reliable powerplant when properly maintained. Common issues include oil leaks and occasional problems with the balance shaft. The CLC 350 has become a sought-after model in the used car market, particularly among enthusiasts who appreciate its combination of performance and style. While not as iconic as some other Mercedes-Benz models, the CLC 350 represents a compelling option for those seeking a sporty and affordable coupe. Its rear-wheel-drive layout and powerful V6 engine continue to appeal to driving enthusiasts today.

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