BMW F13 F20 F21 F22 F33 Engine Oil Pump N55 Petrol 7613549

BMW F13 F20 F21 F22 F33 Engine Oil Pump N55 Petrol is an original component from the Oil pumps and parts group, designed for petrol-powered engines. Thanks to the factory BMW design, the pump ensures stable lubrication of the N55 engine, which translates into the safe operation of the crankshaft-piston system and the cylinder head. This is a solution for users looking for a proven component with preserved geometry and oil flow parameters.

Specifications and technical data

• SKU: 7613549
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7613549
• Substitutable numbers: 7613549, 11417613549
• Fuel type: Petrol
• Category: Oil Pumps & Parts

Purpose and role in the lubrication system

The oil pump in the N55 engine is responsible for generating the appropriate oil pressure and its continuous circulation in the lubrication channels. In BMW F-series petrol units, its proper operation is crucial for:

• maintaining an oil film on the bearings and camshaft,
• cooling components operating at high temperatures,
• protecting the turbocharger and other components dependent on stable lubrication.

Selecting a pump dedicated to a specific engine type allows for maintaining factory pressure and performance parameters, which is particularly important in modern turbocharged petrol units.

Benefits of using an original BMW pump

Using an oil pump sourced from BMW ensures compliance with factory design specifications. This means:

• proper fitment to the engine housing and pump drive system,
• maintaining the correct operating characteristics across the full RPM range,
• consistency with the factory lubrication system of the petrol unit.

For the user, this means stable oil pressure, a lower risk of overheating moving parts, and more predictable engine behavior in daily operation. In the case of N55 units, this is significant both during calm driving and under higher load conditions.

Component condition and installation aspects

The offered oil pump is a used part, which allows for an economical repair while maintaining the original BMW design. Before installation, a standard workshop procedure is recommended, including inspection of the lubrication system, cleanliness of oil channels, and the condition of the oil pan and filter.

Professional installation at a specialized service center facilitates proper system bleeding, verification of oil pressure after startup, and assessment of the pump's interaction with other components of the petrol engine. This helps reduce the risk of needing to intervene in the lubrication system again.

Integration with other BMW oil system components

Replacing the oil pump is a good time to inspect the entire lubrication path – from the oil pan, through the suction strainer, to the filter and channels in the block. A consistent service approach helps extend the engine's service life and reduce wear on mating components. In the case of BMW F-series petrol engines, it is particularly important to maintain proper oil quality and regular filter replacement so that the newly installed pump operates in the cleanest possible working environment.

If you are planning a comprehensive repair or upgrade of your BMW's engine area and need other components from the same group, such as pump housings, drive gears, or oil suction system elements, check out the available parts in the BMW Oil pumps and parts category.

Technical support and part selection

When planning service work, it is worth relying on proven sources of knowledge regarding the design of modern engines and their accessories. This helps to better understand the relationships between the lubrication, cooling, and engine control systems, as well as to select the appropriate replacement components.

For a comparison of technical solutions used by different manufacturers and how systems have evolved in luxury sedans, an article describing changes in the design and spare parts of the Mercedes S-Class may be helpful – you can find it here: Evolution of the Mercedes S-Class: from W140 to W222 – innovations, model differences, and Mercedes auto parts over the years.