BMW F10 M5 F13 M6 S63N Engine Timing Case Chain Box Cover Plate Lower 7553364

BMW F10 M5 F13 M6 S63N Timing Cover Housing 7553364 is an original part from the Timing Chain and Belt Covers group, designed for S63N units in sporty BMW 5 and 6 Series models. The precisely fitted cover ensures stable timing system operation and effective protection against contamination, promoting smooth engine performance and facilitating professional servicing.

Specifications and technical data

• SKU: 8483795
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8483795
• Substitutable numbers: 8483795, 11148483795, 7564755, 11147564755, 7553364, 11147553364
• Category: Timing Covers

Intended Use and Technical Function

The timing cover housing is dedicated to the S63N engine installed in BMW F10 M5 and F13 M6 models. This component is responsible for securely sealing the timing chain and belt working space, limiting the ingress of dust, moisture, and small contaminants to critical drive components. This allows the timing system to maintain stable operating conditions and reduces the risk of accelerated wear of moving parts.

The original design of the cover ensures:

• correct guidance of the chain and belts within the housing,
• maintenance of the correct timing system geometry,
• easier inspection for leaks and potential oil seepage in the engine's front area.

Benefits of Using an Original BMW Timing Cover

Using an original cover in the S63N engine allows for the preservation of factory assembly tolerances and compatibility with other system components. This is particularly important in high-revving M engines, where precise fitment directly impacts the smoothness and durability of the timing drive. A properly selected housing minimizes the risk of leaks and incorrect positioning of front seals.

A part from this group is also a beneficial choice in situations where mechanical damage has occurred in the front of the engine, e.g., as a result of a collision or incorrect accessory installation. Replacing the cover with an original component restores the correct geometry of mounts and support points for other parts in the timing area.

Installation Characteristics and Fitment

The timing cover housing has been designed for specific BMW F10 M5 and F13 M6 variants, which translates to the correct placement of mounting holes, channels, and sealing surfaces. Factory fitment simplifies the mechanic's work, reduces installation time, and minimizes the need for additional workshop modifications or adjustments.

The component should be installed using appropriate seals and in accordance with BMW service procedures for the S63N engine. Correct tightening and assembly sequence are crucial for maintaining sealing and avoiding stress within the housing, therefore, it is recommended to adhere to the vehicle manufacturer's service data.

Condition and Service Application

The cover is from original BMW production and is intended for reuse in professional repairs or routine replacements. This type of component is particularly useful for comprehensive work on the front of the engine, such as replacing the timing chain, sprockets, or crankshaft seals.

Choosing an original cover from this group helps maintain the structural integrity of the engine, which is important for both durability and subsequent diagnostics of potential leaks or noises in the timing area.

Expanding Work on the BMW Timing System

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional covers, shields, or housings that work with the timing drive, check the available parts in the BMW Timing Chain and Belt Covers category.

For a more complete approach to vehicle servicing, it is also worth expanding your knowledge on other key systems. Practical information on diagnosing and operating suspension components can be found in the article Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers, which helps in better planning service work on premium vehicles.