Mini Cooper S R55 R56 Petrol Engine N14 Oil Filter Housing With Plastic Cover

Mini Cooper S R55 R56 Petrol Engine N14 Oil Filter Housing With Plastic Cover is a precision lubrication system component, designed specifically for N14 petrol engines. Thanks to its tailored design, it ensures stable mounting of the filter cartridge and leak-proof oil routing, which translates into safe engine operation and reduced risk of leaks. This is a practical solution for Mini users looking for a proven, used part with factory geometry.

Specifications and technical data

• SKU: 8643749-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 8643749
• Substitutable numbers: 11428643749, 8643749, 11427546279, 7546279, ŁS
• Fuel type: Petrol
• Category: Oil Filters

Purpose and function in the lubrication system

The described oil filter housing is a component dedicated to the N14 petrol engine in Mini Cooper S R55 and R56 models. Its task is to keep the filter cartridge in the correct position, guide the oil flow through the filtering medium, and ensure proper sealing of connections in the engine block area.

In practice, this means:

• stable seating of the oil filter cartridge in the designated chamber,
• controlled oil flow through the filtering element,
• reduced risk of leaks at the point of contact with the engine block,
• easier periodic maintenance thanks to the use of a plastic cover.

Construction and functional features

The oil filter housing with a plastic cover has been designed as a component working with the petrol engine's lubrication system, taking into account typical operating pressures and temperatures. The plastic cover allows for convenient access to the cartridge during replacement, and properly shaped sockets and sealing surfaces help maintain the proper tightness of the system.

Key advantages of this solution include:

• factory fit for the N14 unit – geometry consistent with the original Mini design,
• possibility of repeated servicing thanks to the use of a replaceable filter cartridge,
• construction intended for operation with engine oil in petrol units,
• solution compliant with the manufacturer's requirements regarding oil routing and filtration.

Application in the N14 petrol engine

The N14 engine in the Mini Cooper S R55/R56 is a turbocharged petrol unit, where the quality and stability of the lubrication system are essential for the durability of components. The oil filter housing with a plastic cover works with the lubrication system, enabling regular replacement of the filter cartridge and maintaining proper oil pressure in the circuit.

Using the correct oil filter housing helps to:

• maintain oil cleanliness in the lubrication circuit,
• reduce the risk of premature wear of moving parts,
• ensure compliance with the factory specification of the Mini petrol unit.

Condition and benefits of choosing a used part

The presented Mini oil filter housing comes from the secondary market and is offered as a used part. For many users, this means the possibility of an economical repair while maintaining the original design of the component, which is particularly important in the case of components working directly with the engine.

Choosing a used oil filter housing can be beneficial when you care about:

• maintaining the factory design of the lubrication system,
• reducing repair costs while using a part consistent with the original,
• consistent fit with other components of the N14 petrol engine.

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other elements from the same group, such as housings, cartridges, or oil filter covers, check the available parts in the Mini Oil Filters category.

Operation, overheating, and impact on engine durability

An efficient lubrication and oil cooling system has a direct impact on the service life of the power unit. Improper filtration or leaks in the filter housing area can accelerate oil degradation, and consequently lead to overheating and increased wear of engine components. It is therefore worth paying attention to the condition of the housing, cover, and seals during every service maintenance.

To better understand how operating temperature and oil circulation affect the condition of the power unit, it is worth reading the material discussing the relationships between the cooling system and engine durability – detailed information can be found in the article "Engine cooling system – overheating, repair, and used radiators".