BMW E90 320si Petrol N45 Engine Camkshaft Reluctor Cover Plate 7555352

BMW E90 320si Petrol N45 Engine Camkshaft Reluctor Cover Plate is a precision timing system component designed for the N45 petrol engine used in the sporty 320si version. It is responsible for providing a stable cover for the camshaft, supporting the proper operation of the mechanism and limiting the impact of contaminants. By maintaining factory geometry, it serves as a functional service solution for owners of BMW 3 Series E90 models.

Specifications and technical data

• SKU: 7555352
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7555352
• Substitutable numbers: 11367555352, 7555352, KZ
• Fuel type: Petrol
• Category: Camshafts

Purpose and role in the timing system

The camshaft cover in the N45 engine performs a key protective function for the components operating in the upper part of the power unit. In the case of the BMW 320si, this is of particular importance, as a petrol engine with sporty characteristics requires stable operating conditions for the timing system. A properly selected cover helps limit the ingress of contaminants and supports maintaining tightness in the cylinder head area.

Compatibility with the N45 unit (petrol)

The presented cover has been designed to work with the N45 petrol engine used in the BMW E90 320si. This means it is compatible with:

• the cylinder head geometry characteristic of this unit,
• the layout of the camshaft and associated components,
• BMW manufacturer assembly standards.

As a result, this element can be used as a service part during timing system repairs, replacement of a damaged cover, or during a comprehensive rebuild of the upper engine section.

Product characteristics and advantages of use

The camshaft cover from this offer comes from the group of original BMW components, which translates into maintaining the correct shape, mounting points, and compatibility with other system elements. As a used part, it represents a reasonable compromise between repair costs and maintaining compliance with the factory design.

Using this cover in the BMW E90 320si N45 allows, among other things, for:

• maintaining proper camshaft guidance in the cover area,
• reducing the risk of contaminants entering the timing operation zone,
• maintaining structural consistency with other elements of the petrol engine.

Professional service application

The element is intended for users and workshops specializing in the maintenance of BMW 3 Series E90 models, in particular the 320si version with the N45 engine. It can be used both for standard repairs and for more advanced work related to the timing system. Precise fitment to the specific power unit facilitates installation and helps reduce the time required for service work.

Expanding the scope of repairs – BMW Camshafts

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 camshafts, gears, or mounting elements, check the available parts in the BMW Camshafts category.

Knowledge and selection of used parts

When working with used components, it is worth relying on proven sources and the experience of premium manufacturers. If you are interested in how properly selected aftermarket elements affect the character of luxury and sports cars, take a look at the article Audi and emotions in their purest form – how used parts help maintain the brand's DNA, which discusses the importance of proper selection of original components in the context of durability and maintaining the vehicle's factory properties.