Mercedes C204 M276 Petrol Engine Coolant Inlet Connection A2762000356

Mercedes C204 M276 Petrol Engine Coolant Inlet Connection is a cooling system component designed for petrol engines, responsible for the precise routing of coolant within the power unit. As part of the Cooling system hoses and pipes group, this connection supports the stable operation of the M276 engine, reducing the risk of overheating and ensuring predictable thermal conditions. Using an OEM component allows for a technically correct replacement of a worn part without interfering with the factory design.

Specifications and technical data

• SKU: A2762000356
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2762000356
• Substitutable numbers: A2762000356, A 276 200 03 56
• Fuel type: Petrol
• Category: Coolant Hoses

Function of the coolant inlet connection in the cooling system

The inlet connection in the M276 petrol engine is responsible for the directional delivery of coolant to specific channels in the engine block or cylinder head. A correctly selected component:

• maintains the tightness of connections within the cooling system,
• stabilizes coolant flow under varying engine loads,
• limits local temperature spikes, which promotes uniform operation of the power unit,
• supports proper compatibility with other cooling hoses and pipes.

Thanks to this, the Mercedes C204 M276 Petrol Engine Coolant Inlet Connection is an important element in maintaining a safe operating temperature for the petrol engine, which translates into its durability and performance quality.

Purpose and fitment for the petrol engine

The presented connection has been designed for power units fueled by petrol, ensuring compatibility with the thermal and structural characteristics of the M276 engine. The component's design is adapted to the factory cooling system in the C204 body, making it possible to:

• maintain the original geometry of the hose routing,
• ensure proper fitment with adjacent components,
• reduce stress on hoses and connectors during engine operation.

Such fitment promotes trouble-free installation and the maintenance of stable cooling system operating parameters in daily use.

Characteristics of the used OEM component

The offered inlet connection is a used original part, sourced from dismantling, which allows for maintaining factory technical specifications without the need for replacements with uncertain tolerances. In practice, this means:

• compliance with factory mounting points and connection diameters,
• no need for modifications to other cooling system hoses and pipes,
• the ability to restore proper system tightness after replacing a worn component.

For users who value consistency with the original Mercedes design, this is a technically safe and economically justified solution.

Significance for cooling system durability

A functional inlet connection has a direct impact on the efficiency of the entire cooling system, especially in petrol engines operated under varying load conditions. Replacing a worn component with a properly selected part helps to:

• minimize the risk of coolant leaks,
• maintain a stable engine operating temperature during city and highway driving,
• limit thermal stress on other components, such as gaskets or flexible hoses.

In the context of long-term vehicle operation, this is an important step toward maintaining the efficiency of the power unit and reducing the costs of potential repairs resulting from overheating.

Related cooling system components and guide materials

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as additional connections, connectors, or flexible hose sections, check the available parts in the Mercedes cooling system hoses and pipes category.

To better understand how summer conditions affect the operation of the cooling system and why properly selected, used components can be a reasonable service choice, it is worth checking out our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.