Mercedes W205 C200 Petrol M264 Coolant Hose Water Line A2642008700

Mercedes W205 C200 Petrol M264 Coolant Hose Water Line is an original cooling system component designed for petrol-powered engines. The precisely shaped pipe ensures stable coolant flow between components, which supports safe engine operating temperatures and reduces the risk of overheating.

Specifications and technical data

• SKU: A2642008700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2642008700
• Substitutable numbers: A2642008700, A 264 200 87 00
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented coolant hose is a part of the Cooling system hoses and pipes group, designed to work with the M264 petrol engine in the Mercedes C-Class W205 C200 model. It is responsible for the controlled flow of coolant between key system components, which has a direct impact on the thermal stability of the power unit.

A properly selected cooling hose allows for:

• maintaining optimal engine operating temperature across a wide range of loads,
• minimizing the risk of local overheating and cavitation in the system,
• ensuring correct cooperation with the thermostat, radiator, and other hoses.

Construction and fitment for Mercedes W205 C200

The geometry of the hose has been adapted to the engine bay layout of the Mercedes W205 C200, ensuring that the pipe routes the coolant with appropriate bending radii and clearance from adjacent components. This fitment limits stress, reduces the risk of abrasion, and facilitates proper mounting in factory brackets.

Its original Mercedes origin helps maintain factory flow parameters, which is particularly important in modern, turbocharged petrol engines where the cooling system operates under higher thermal loads.

Operational characteristics and application

The coolant hose designed for the M264 petrol engine in the Mercedes W205 C200 is engineered to operate under variable thermal and pressure conditions. In practice, this means resistance to:

• continuous heating and cooling cycles during city and highway driving,
• contact with coolant meeting the manufacturer's specifications,
• typical vibrations transmitted from the engine and chassis.

As a result, this component can be used both for standard replacement of worn hoses and for repairs following a cooling system failure, when it is necessary to restore factory coolant circulation.

Condition, verification, and installation

The offered hose is a used component, which means that before reinstallation, it is worth verifying its surface for any signs of wear, such as micro-cracks, abrasions, or excessive material hardening. It is also recommended to check the mounting sockets and mating clamps to ensure connection tightness.

During installation, it is important to:

• route the hose according to the factory layout in the engine bay,
• use appropriately selected clamps and the correct tightening torque,
• bleed the cooling system after refilling with fresh coolant.

Technical support and additional information

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other components from the same group, such as additional hoses, return lines, or connection pipes, check the available parts in the Mercedes cooling system hoses and pipes category.

To better understand the impact of an efficient coolant circulation on engine durability and the symptoms of overheating, it is worth reading the guide: Engine cooling system – overheating, repair, and used radiators. Additionally, if you are interested in how a wide range of used parts can reduce vehicle downtime in the workshop, the article on reducing downtime through a single parts warehouse will be helpful.