The engine is a 2.5-liter inline 5-cylinder diesel unit, coded as 602.961. It features a Bosch fuel injection system and is longitudinally aligned. With a displacement of 2497 cm³ (152.4 cu-in), the engine has a bore and stroke of 87.0 mm by 84.0 mm (3.43 x 3.31 inches) and operates with 10 valves. This turbocharged engine has a high compression ratio of 22.0, allowing it to produce a maximum output of 122 PS (120 HP or 90 kW) at 4600 rpm and a peak torque of 225 Nm (165 lb-ft) at 2400 rpm. The power is delivered to the rear wheels (RWD) through a 4-speed automatic transmission, offering smooth and efficient driving performance.
Mercedes Benz W201 190D 2.5 Turbo Engine Technical Data
| Engine type – Number of cylinders | Inline 5 |
| Engine Code | 602.961 |
| Fuel type | Diesel |
| Fuel System | Bosch |
| Engine Alignment | Longitudinal |
| Engine size – Displacement – Engine capacity | 2497 cm3 / 152.4 cu-in |
| Bore x Stroke | 87.0 x 84.0 mm 3.43 x 3.31 inches |
| Number of valves | 10 Valves |
| Aspiration | Turbo |
| Compression Ratio | 22.0 |
| Maximum power – Output – Horsepower | 122 PS / 120 HP / 90 kW @ 4600 rpm |
| Maximum torque | 225 Nm / 165 lb-ft @ 2400 rpm |
| Drive wheels – Traction – Drivetrain | RWD |
| Transmission Gearbox – Number of speeds | 4 speed Automatic |
Mercedes Benz W201 190D 2.5 Turbo Fuel Consumption (Economy), Emissions and Range
The fuel tank capacity for this engine is 55 liters, which is equivalent to 14.5 US gallons or 12.1 UK gallons. While the CO2 emissions are unspecified for this model, it is typical for diesel engines of this era to have relatively lower CO2 emissions compared to petrol engines, contributing to better fuel efficiency.
| Fuel Tank Capacity | 55 L 14.5 US gallons 12.1 UK gallons |
| CO2 emissions | – g/Km (Mercedes Benz) |
Mercedes Benz W201 190D 2.5 Turbo Performance
This engine delivers a top speed of 195 km/h (121 mph). However, the acceleration time from 0 to 100 km/h (0 to 62 mph) is not specified for this model. Despite that, the engine’s balance of power and torque ensures strong mid-range performance, typical of turbocharged diesel engines, making it suitable for both highway cruising and city driving.
| Top Speed | 195 Km/h / 121 Mph |
| Acceleration 0 to 100 km/h (0 to 62 mph) | – s |
Mercedes Benz W201 190D 2.5 Turbo Size, Dimensions, Aerodynamics and Weight
This 4-door vehicle offers a spacious interior with seating for 5 passengers. It has a wheelbase of 266.0 cm (104.72 in), a length of 442.0 cm (174.02 in), a width of 168.0 cm (66.14 in), and a height of 139.0 cm (54.72 in). Although the aerodynamic drag coefficient (Cx) is unspecified, the car is designed for stability and efficiency at higher speeds.
The vehicle is equipped with disc brakes at both the front and rear, although the exact dimensions of the discs are not specified. It rides on 185/65 R15 tires at the front and rear, providing good road grip and comfort.
With a curb weight of 1270 kg (2800 lbs), the car has a weight-to-power ratio of 10.4 kg/hp. It also offers a trunk/boot capacity of 410 liters (14.5 cu-ft), making it practical for daily use and long trips
| Num. of Doors | 4 |
| Wheelbase | 266.0 cm / 104.72 in |
| Length | 442.0 cm / 174.02 in |
| Width | 168.0 cm / 66.14 in |
| Height | 139.0 cm / 54.72 in |
| Num. of Seats | 5 |
| Aerodynamic drag coefficient – Cx | – |
| Front Brakes – Disc dimensions | Discs (- mm / – in) |
| Rear Brakes – Dics dimensions | Discs (- mm / – in) |
| Front Tyres – Rims dimensions | 185/65 R15 |
| Rear Tyres – Rims dimensions | 185/65 R15 |
| Curb Weight | 1270 Kg / 2800 lbs |
| Weight-Power Output Ratio | 10.4 kg/hp |
| Trunk / Boot capacity | 410 L / 14.5 cu-ft |
