Mercedes-Benz W169 W245 A200 B200 M266 Petrol Engine Cover Trim A2661530175

Mercedes-Benz W169 W245 A200 B200 M266 Petrol Engine Cover Trim is an original component designed for the M266 series power units, providing an aesthetic and tidy finish to the engine bay. Thanks to its precise fit for specific body models and engine versions, this factory cover helps maintain cleanliness and improves the organization of the workspace during servicing. This used OEM part is a sensible choice for repairs and completing equipment in Mercedes A-Class and B-Class vehicles.

Specifications and technical data

• SKU: A2661530175
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2661530175
• Substitutable numbers: A2661530175, A 266 153 01 75, KZ
• Fuel type: Petrol
• Category: Cylinder Heads

Application and compatibility

The presented cover is designed for Mercedes A-Class W169 and B-Class W245 models in A200 and B200 versions with the M266 petrol engine. The component's design is matched to the geometry of the cylinder head and the upper part of the power unit, ensuring stable mounting and no interference with other components in the engine bay.

The cover is suitable both for replacing a damaged part and for completing missing components after mechanical or body repairs. Its original Mercedes origin ensures the maintenance of factory quality standards and compatibility with mounting points and service locations on the engine.

Technical function of the engine cover

The engine cover performs several important operational functions in M266 petrol units:

• organizes the space above the cylinder head, masking wires and accessory components,
• limits the accumulation of dirt on the upper part of the engine,
• stabilizes small wiring harnesses and hoses routed in the cylinder head area,
• facilitates service orientation by clearly marking the working area of the power unit.

Thanks to this component, the engine bay remains clearer, and access to key service points is legible for the mechanic. This is particularly important during regular inspections and diagnostics of petrol units.

Benefits of using an original cover

Using an original cover in Mercedes A-Class and B-Class cars with the M266 engine brings measurable practical benefits:

• secure fit to factory mounting points without the need for modifications,
• maintenance of a consistent engine bay appearance with other OEM components,
• easier identification of the power unit and its accessories during service,
• possibility to restore equipment completeness after previous repairs.

The used OEM element is a practical solution for users who want to keep their car in a condition close to factory-original without the need to invest in a new part. The Cylinder Heads category, where this product is located, includes elements directly related to the upper part of the power unit, which emphasizes its technical purpose.

Condition and service purpose

The cover comes from dismantling and is offered as a used part, which allows for economical repair or replacement of a missing element in the engine bay. This type of component is particularly useful for:

• post-collision repairs where the cover was damaged,
• completing the power unit after an engine swap,
• restoring the factory look of the engine bay in fleet or private vehicles.

Thanks to the preservation of original geometry and mounting points, installation is predictable and does not require additional adaptations. This is important both for workshops specializing in the Mercedes brand and for users who care about the technical consistency of their vehicle.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as covers, housings, or shields, check the available parts in the Mercedes Cylinder Heads category.

For drivers interested in the broader context of using branded components and the differences between standard and sports lines, an article describing the characteristics of M and M Performance components may be helpful – you can find it here: BMW M Performance: how do BMW M components differ from standard ones?.