Mercedes W176 W246 M270 Petrol Engine Water Coolant Pump A2702000000

The Mercedes W176 W246 M270 Water Pump is an original cooling system component from the Water Pumps category, designed for M270 series gasoline engines in A-Class (W176) and B-Class (W246) models. The used OEM water pump ensures proper coolant circulation, stabilizing the engine's operating temperature and supporting safe vehicle operation.

Specifications and technical data

• SKU: A2702000000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2702000000
• Substitutable numbers: A2702000000, A 270 200 00 00
• Fuel type: Petrol
• Category: Water Pumps

Purpose and Compatibility

The presented water pump has been specifically designed for M270 gasoline engines used in Mercedes W176 and W246 models. The use of an original OEM design means:

• maintaining factory coolant flow parameters,
• correct compatibility with the stock cooling system,
• proper fitment with engine mounts and accessories.

This allows the component to be used as a replacement for the factory-fitted pump in gasoline-powered vehicles without requiring installation modifications.

Construction and Function in the Cooling System

The water pump is responsible for the forced circulation of coolant between the engine block, cylinder head, and radiator. For M270 units, proper pump operation is crucial for:

• maintaining stable engine operating temperature,
• protection against overheating in urban and highway conditions,
• preserving the engine's thermal efficiency and durability.

The original Mercedes water pump is designed considering the specific thermal and mechanical loads of M270 engines, which translates to predictable performance during long-term use.

Benefits of Using an Original Water Pump

Choosing a used, factory original water pump for the Mercedes W176/W246 offers a number of practical advantages:

• Full Compatibility with the Cooling System – maintaining factory operating characteristics and flow parameters.
• Precise Mounting Fit – correct positioning relative to the drive belt and other accessories.
• Consistency with Service Documentation – easier part identification and selection by OEM and reference numbers.
• Economical repair of the cooling system while maintaining original technical specifications.

For workshops and individual users, this means predictable installation and reduced risk of problems arising from the use of unsuitable aftermarket parts.

Application in Gasoline Engines

The water pump is intended for gasoline-powered units, which is important when selecting parts for a specific engine version. In practice, this means:

• compatibility with the thermal characteristics of M270 gasoline engines,
• proper interaction with the thermostat and radiator designed for this engine variant,
• maintenance of operating parameters consistent with the manufacturer's original specifications.

When replacing a water pump in a Mercedes gasoline engine, it is advisable to check for compatibility with the engine designation and the vehicle's service documentation.

Selection, Installation, and Technical Support

To correctly select the Mercedes W176 W246 M270 Water Pump, it is recommended to verify compatibility by OEM number and interchangeable numbers, as well as by vehicle data (model, year of manufacture, engine type). If you have any doubts, technical materials regarding fuel systems and related components may be helpful – you can find them in the article “Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair”, which discusses, among other things, the principles of diagnostics and part selection by OEM numbers.

If you want to streamline the process of purchasing used parts, it is worth reading the guide “Safe Online Purchase of Used Car Parts – Step-by-Step Guide”, which describes practical methods for verifying parts, including strategies for selection by catalog numbers and technical parameters.

Other Mercedes Water Pumps

If you are also looking for other Water Pumps for vehicles of this brand, check out the Mercedes water pumps available in our assortment to select a part that is perfectly matched to your specific model and engine version.