BMW X5 E70 N62N 4.8i Crank Cover Engine Timing Case Chain Box Cover 7540941

BMW X5 E70 N62N 4.8i Crank Cover Engine Timing Case Chain Box Cover is an original part from the Cylinder Heads category, designed for the N62N 4.8i unit in the BMW X5 E70 model. This used OEM timing cover ensures factory geometry, solid adhesion to the engine block, and stable seal guidance, which is crucial for the tightness and durability of the entire timing system. It is a solution for users who expect parts structurally matched to a specific engine, without any installation compromises.

Specifications and technical data

• SKU: 7540943
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7540943
• Substitutable numbers: 7540943, 11147540943, 7540941, 11147540941
• Category: Cylinder Heads

Purpose and role in the timing system

The timing cover in the N62N 4.8i engine is responsible for covering the timing drive components and maintaining proper tightness between the cylinder head and other engine unit components. In the case of the BMW X5 E70, it is a component strictly matched to the specific design of the V8 engine, which translates into:

• proper routing of oil channels within the timing zone,
• stable positioning of seals and guides,
• maintaining proper connection rigidity in the cylinder head area.

By maintaining the original geometry, the cover works with factory timing components, minimizing the risk of leaks and incorrect tension in the contact zone with the cylinder head.

Benefits of using an original BMW timing cover

Using a used, original BMW timing cover in the N62N 4.8i engine allows for maintaining the structural consistency of the entire system. In practice, this means:

• factory fit to the cylinder head – no need for modifications or adjustments to the contact surfaces,
• preservation of the assembly tolerances specified by the manufacturer,
• easier leak inspection after replacing seals within the timing area.

For mechanics and users, this means predictable installation and the ability to maintain the engine's operating parameters in accordance with the manufacturer's specifications.

Characteristics of the component from the Cylinder Heads category

The timing cover in this model is integrally linked to the cylinder head area, which is why its condition and precision of manufacture have a direct impact on engine performance. The component from the Cylinder Heads group must ensure:

• a stable connection with the cylinder head body and adjacent components,
• adequate rigidity under varying temperature and load conditions,
• the possibility of proper installation of accessories provided for in this zone.

The used OEM timing cover for the BMW X5 E70 N62N 4.8i allows for maintaining the original structural layout in the cylinder head area, which is important during repairs requiring timing disassembly or regeneration of the upper part of the engine.

Practical application in BMW X5 E70 service

This component will prove particularly useful during:

• overhauls of the upper part of the N62N 4.8i engine,
• fixing leaks in the timing zone,
• repairs after collisions or mechanical damage in the cylinder head area.

Choosing an original timing cover for the BMW X5 E70 reduces the risk of fitment issues and also facilitates maintaining consistent vehicle service records, which is important for further operation and potential resale of the car.

Expanding repairs within the BMW cylinder head area

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional covers, sealing elements, or components working with the upper part of the engine unit, check the available parts in the BMW Cylinder Heads category.

If you want to better understand the importance of original components in preserving the vehicle's character and compare the manufacturer's approach to engine design across different model generations, it is worth reading the article Classic Mini vs modern MINI – design differences and the role of original parts, which shows how the selection of the right parts affects the durability and driving characteristics of the car.