Water Pump Mercedes W213 X253 W906 Petrol M274 Engine Coolant Pump A2742001407

Water Pump Mercedes W213 X253 W906 Petrol M274 Engine Coolant Pump is an original cooling system component designed for petrol engines, ensuring stable heat dissipation from the engine. Thanks to its factory design, the pump works with standard equipment, guaranteeing predictable operating parameters and proper coolant circulation. This is a solution for users who expect consistency with factory specifications and a secure fit for the powertrain.

Specifications and technical data

• SKU: A2742001407-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2742001407
• Substitutable numbers: A2742001407, A 274 200 14 07
• Fuel type: Petrol
• Category: Water Pumps

Purpose and role in the cooling system

The described water pump is a component of the petrol engine cooling system, responsible for forcing coolant circulation between the engine block, cylinder head, and heat exchangers. A properly functioning pump stabilizes the engine's operating temperature, reduces the risk of overheating, and supports uniform heat dissipation in both urban and highway conditions. For M274 family engines, maintaining an efficient coolant flow is crucial for the durability of seals, the cylinder head, and associated components.

Design and compatibility with the M274 engine

The pump has been designed for compatibility with the M274 engine, which means the placement of ports, mounting points, and impeller geometry are perfectly matched. As a result, installation is based on factory connection points, without the need to modify hoses or housings. Dedicated fitment for the specific engine unit translates into proper coolant flow, compatibility with the stock thermostat, and correct interaction with other cooling system components.

Operating characteristics in a petrol engine

In petrol engines, a stable operating temperature is crucial for maintaining the correct fuel-air mixture, combustion efficiency, and reducing fuel consumption. The water pump designed for petrol units ensures:

• maintenance of predictable coolant flow across the full RPM range,
• compatibility with factory engine management and cooling systems,
• appropriate thermal conditions for engine accessories, including components operating near cooling channels.

This allows the cooling system to operate within a stable range, which promotes smooth engine operation and reduces the risk of localized overheating.

Practical application and installation aspects

The water pump for the M274 engine is suitable for both standard maintenance replacements and repairs related to engine overheating or cooling system upgrades. In practice, this means the ability to restore proper coolant circulation without interfering with the engine's construction. Using a component from the same family of solutions as the factory equipment facilitates installation, reduces service time, and allows for maintaining technical consistency of the entire system.

Benefits of using an original Mercedes pump

Choosing a water pump dedicated to a Mercedes with an M274 engine primarily offers:

• maintenance of cooling parameters in accordance with the vehicle manufacturer's requirements,
• secure fitment to stock hoses, housings, and mounts,
• reduction of leakage risks resulting from improper component fitment.

This approach is particularly important in modern petrol engines, where the cooling system interacts with advanced electronic controls and influences the engine's operating strategy.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as auxiliary pumps, housings, or pump drive elements, check the available parts in the Mercedes Water Pumps category.

To better understand the relationships between the cooling system and engine fuel supply, and to correctly select components based on manufacturer markings, it is worth reading our guide Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which discusses diagnostics, selection by part numbers, and operating principles of modern engines.