Mini Cooper One R55 R56 LCI R60 R61 Engine N16 Oil Filter Housing Plastic Cover

Mini Cooper One R55 R56 LCI R60 R61 Engine N16 Oil Filter Housing Plastic Cover is an original lubrication system component, designed specifically for the N16 engine unit. This used OEM part ensures factory-fit, proper sealing of the filter cartridge, and stable operation of the oil system in your Mini engine. It is a practical solution for servicing or repairing the lubrication area when the existing cover is mechanically damaged or thermally deformed.

Specifications and technical data

• SKU: 8643757-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 8643757
• Substitutable numbers: 11428643757, 8643757, 11427583111, 7583111, ŁS
• Category: Oil Filters

Purpose and function in the lubrication system

The oil filter housing cover is responsible for securely closing the filter cartridge and maintaining proper oil pressure in the N16 engine used in the Mini Cooper R55, R56 LCI, R60, and R61. This component works with the filter housing body, compresses the filter cartridge, and ensures a tight connection with the engine block.

The plastic construction has been developed to withstand high temperatures and contact with engine oil, allowing it to maintain stable parameters under typical operating conditions of the Mini petrol unit.

Construction and technical features

The cover is made of material designed for use in oil systems, with a thread matched to the factory oil filter housing of the N16 engine. Using an original Mini part reduces the risk of problems with:

• improper sealing of the filter cartridge,
• cross-threading or damage to the thread in the housing,
• leaks leading to oil loss.

This ensures proper oil circulation and stable pressure in the lubrication system, which has a direct impact on the durability of the engine unit.

Benefits of using the original cover

Choosing an original oil filter housing cover for your Mini offers a number of practical advantages in daily operation:

• factory fit for the N16 engine in R55, R56 LCI, R60, R61 models,
• correct compression geometry for the filter cartridge,
• compatibility with the original oil filter housing,
• reduced risk of leaks and oil pressure drops.

For the user, this means stable operation of the lubrication system and a lower risk of costly failures resulting from insufficient lubrication of engine components.

Application in service and N16 engine repairs

The plastic oil filter housing cover is particularly useful in situations where the existing element has cracked, been damaged during improper tightening, or shows signs of thread wear. Replacing it with an original Mini part allows you to restore proper oil filter serviceability and ensures comfortable, repeatable cartridge replacement during subsequent inspections.

If you want to better understand how a properly functioning lubrication and cooling system affects engine longevity, it is worth checking out our guide: Engine cooling system – overheating, repair, and used radiators. The article shows the relationship between engine operating temperature and component durability, including parts related to engine oil.

Part selection by numbers and vehicle compatibility

To ensure that the offered cover is suitable for your specific Mini, it is worth verifying compatibility using the OEM part number and interchangeable numbers visible in the technical specification. This selection method minimizes the risk of purchasing an incompatible part, especially given the different engine versions and model years.

Additional tips on safely selecting components by number can be found in our guide: Buying parts online without risk – 5 ways to verify compatibility using OEM numbers. This is a practical supplement when planning the purchase of lubrication system elements and other engine components.

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 seals, check out the available parts in the Mini Oil Filters category.