BMW E46 E83 E85 316i 318i 2.0i N42 N46 Engine Cylinder Head Cover 7506728

BMW E46 E83 E85 316i 318i 2.0i N42 N46 Engine Cylinder Head Cover is an original component from the Cylinder Heads group, designed for N46 petrol engines used in popular 1 and 3 series models. The cover is responsible for tightly sealing the upper part of the cylinder head, ensuring proper oil flow, and providing stable mounting for accessories, which directly impacts engine performance and durability.

Specifications and technical data

• SKU: 7568582
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7568582
• Substitutable numbers: 7568582, 11127568582, 7509523, 11127509523, 7526671, 11127526671
• Category: Cylinder Heads

Function and role of the valve cover in the N46 engine

The valve cover in the N46 engine performs several key structural tasks. It ensures the tightness of the upper part of the cylinder head, maintaining proper crankcase pressure and limiting oil leaks. At the same time, it stabilizes the timing system components from the top of the cylinder head, which promotes smooth operation of the valve mechanism.

A well-chosen cover from the Cylinder Heads group helps maintain proper oil circulation in the area of the camshafts and valve rockers, which translates into less wear on cooperating components and more predictable behavior of the power unit in the long term.

Compatibility with BMW E87, E90, E91 models

The presented valve cover is designed for the N46 engine used in BMW 1 Series E87 and 3 Series E90 and E91 models in 120i, 318i, and 320i versions. This means it is a perfect fit for the specific generation of petrol engines where the cylinder head geometry, bolt placement, and oil channels are strictly defined.

By using an original BMW solution, you can count on:

• proper fitment with the cylinder head without the need for modifications,
• correct positioning of the cover gasket,
• compatibility with factory accessories mounted on the cover.

Product characteristics and advantages of use

The valve cover from this offer comes from the BMW OE segment, which means it maintains factory design and material parameters. This type of component is designed for long-term cooperation with the cylinder head, while maintaining appropriate rigidity and resistance to temperature and contact with engine oil.

The main benefits of using an original valve cover in the N46 engine include:

• maintaining the factory sealing geometry of the upper part of the cylinder head,
• stable mounting of accessories provided by the manufacturer,
• easier diagnostics of potential leaks thanks to predictable contact points.

The product is offered as a used OEM component, which allows for economical repair while maintaining the original design specifications intended for N46 units.

Professional selection and application in service practice

To correctly select a valve cover for a specific BMW vehicle, it is worth verifying compatibility with the OEM part number and interchangeable numbers, as well as comparing the design with the currently installed component. This approach minimizes the risk of mismatch and speeds up the assembly process in workshop conditions.

If you want to deepen your knowledge about selecting components such as valve covers, cylinder heads, or other engine parts from the secondary market, it is worth using practical tips from experts – especially in the field of interpreting OEM markings and reference numbers. Useful advice can be found in the article: No more bad purchases! How to professionally select used car parts.

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 complete cylinder heads, mounting elements, or additional components cooperating with the upper part of the power unit, check the available parts in the BMW Cylinder Heads category.