Mercedes W176 W246 Engine Oil Pump OM607 Engine Lubrication Unit A6071800301

Mercedes W176 W246 Engine Oil Pump OM607 Engine Lubrication Unit is a precision lubrication system component designed for OM607 petrol engines. It is responsible for the stable delivery of oil at the correct pressure, which is crucial for engine durability and operational safety. This technical solution is ideal for replacing a worn pump to restore the engine's proper operating parameters.

Specifications and technical data

• SKU: A6071800301
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6071800301
• Substitutable numbers: A6071800301, A 607 180 03 01, 150003395R
• Fuel type: Petrol
• Category: Oil Pumps & Parts

Function and role of the oil pump in the OM607 engine

The oil pump in the OM607 engine is responsible for the forced circulation of lubricant throughout the system, from the oil pan, through the channels in the block and cylinder head, to the moving parts. Maintaining proper oil pressure is essential for:

• reducing friction between mating metal surfaces,
• dissipating heat from critical engine zones,
• protecting bearings, the crankshaft, and the timing system from accelerated wear,
• stable engine operation across the full load range.

A properly selected oil pump allows for maintaining lubrication parameters in accordance with the manufacturer's specifications, which translates into increased engine service life and a lower risk of costly failures.

Purpose and compatibility with Mercedes W176

The presented pump is dedicated to Mercedes W176 family models equipped with the OM607 petrol engine. Using a component from the Oil pumps and parts group that is structurally compatible with the engine allows for maintaining the factory lubrication system operating parameters without the need for accessory modifications.

Proper component matching to a specific engine version is particularly important in modern petrol units, where fitment tolerances and oil pressure requirements are very precisely defined. Choosing a pump designed for the OM607 minimizes the risk of cold start issues, oil pressure drops, or accelerated wear of mating components.

Product characteristics and service application

The oil pump in this offer comes from the Mercedes brand, which means compliance with factory design assumptions and engine operating parameters. The product is suitable both for standard replacement of a worn element and for major service work, such as bottom-end engine overhauls or crankshaft-piston system regeneration.

In practice, installing a properly selected oil pump allows you to:

• restore correct oil pressure across the entire RPM range,
• reduce the risk of engine seizure under high loads,
• improve engine refinement,
• increase vehicle operational safety after mileage requiring intervention in the lubrication system.

For workshops and private users, this means the ability to perform repairs based on a component designed specifically for this type of engine, without the need for compromise solutions.

Selection by numbers and compliance with service documentation

The oil pump designed for the OM607 engine has an assigned OEM part number and associated interchangeable numbers, which facilitates its identification in service catalogs and parts selection systems. This makes it easy to verify the component's compatibility with a specific engine version and vehicle year, as well as to compare it with the manufacturer's documentation.

In the case of modern petrol units, such as the OM607, selecting a component by part number is one of the most reliable ways to avoid installation errors. This allows for maintaining consistency with factory guidelines and ensuring that flow and oil pressure parameters will match the values intended by Mercedes engineers.

Condition, inspection, and preparation for installation

The offered oil pump is a used item, which makes it an attractive solution for repairs where a balance between cost and functionality is important. Such components are typically verified for operational wear, tightness, and smooth mechanism operation, which allows for assessing their suitability for further use.

Before installation, standard service procedures are recommended, such as:

• thoroughly cleaning the contact surface with the engine block,
• replacing seals in accordance with the manufacturer's recommendations,
• checking the condition of the lubrication system (oil filter, oil channels, oil pan),
• filling the system with oil meeting the specifications for the OM607 engine.

This approach allows you to fully utilize the potential of the installed pump and limit the risk of needing to intervene in the lubrication system again in the near future.

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 pump housings, drive gears, or mounting elements, check the available parts in the Mercedes Oil pumps and parts category.

To better understand the relationships between the lubrication system and engine fueling, and to correctly select components by OEM numbers, it is worth reading the guide on diagnostics and maintenance of fuel supply systems: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.