Engine Cover BMW E83 E87 E90 E91 Ignition Coil Covering N46 120i 320i 7530742

Visual condition of the part 

The product shows signs of use visible in the photos. 

Engine Cover BMW E83 E87 E90 E91 Ignition Coil Covering N46 120i 320i is an original component designed for the N46 series engines in popular BMW models. It provides an aesthetic finish to the engine bay while protecting sensitive auxiliary components from dirt. Thanks to its OEM factory design, the cover maintains a perfect fit with the engine's mounting points and geometry.

Specifications and technical data

• SKU: 7530742-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7530742
• Substitutable numbers: 11127530742, 7530742, 11127504889, 7504889
• Category: Other Engine Parts

Purpose and function of the engine cover

The presented cover has been designed for the N46 petrol engine used in the BMW E83, E87, E90, and E91 series. Its functions include:

• visually organizing the engine bay and improving overall aesthetics,
• limiting the ingress of dust and minor debris onto auxiliary components,
• stable coverage of the upper part of the power unit, in accordance with factory mounting points.

As a result, the engine bay remains easier to service, and access to basic components is predictable and consistent with the manufacturer's documentation.

Construction and OEM fitment

The cover is an original BMW component, which ensures the correct geometry, material thickness, and placement of mounting points. The construction has been developed to:

• precisely interface with factory brackets on the N46 engine,
• maintain adequate rigidity during repeated removal and installation,
• avoid interference with standard equipment and installations in the engine bay.

Such fitment facilitates installation and minimizes the risk of improper cover alignment after service or inspection.

Benefits of using an original cover

Using a factory cover on the N46 engine provides tangible operational benefits:

• Consistent engine bay appearance – maintaining the original BMW design, which is important both for daily use and for vehicle resale.
• Better protection of auxiliary components against road dirt and debris from the wheel arch area.
• Easier identification of parts during service work thanks to the predictable layout of components.

This solution is particularly recommended when restoring a vehicle to a factory-like condition after previous modifications or missing equipment.

Condition and practical application

The item is a used part, which allows for maintaining compliance with BMW factory specifications while optimizing repair costs. This type of cover is suitable both as a replacement for a damaged cover and as a supplement for missing equipment in the engine bay.

Before installation, it is recommended to perform a standard check of the mounting points on the vehicle and compare the shape with the currently used cover to confirm full compatibility with the specific N46 engine version in your particular body style.

If you are planning a comprehensive repair or upgrade of your BMW's engine area and need other parts from the same group, such as additional covers, lids, or small mounting elements, check out the available parts in the Other BMW category.

Technical support and additional knowledge

When selecting components for the powertrain and auxiliary systems, it is worth using reliable technical sources and comparisons between different engine versions. In the context of analyzing design solutions and differences in engine and auxiliary construction, the material comparing sports variants with standard versions may be helpful – you can find it in the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, differences in engine construction, braking systems, and chassis.