Mercedes W906 OM651 Crank Cover Engine Timing Case A6510150802

Mercedes W906 OM651 Crank Cover Engine Timing Case is an original component from the Cylinder Heads group, designed for OM651 power units used in Mercedes W906 series models. This carefully designed cover provides stable protection for the timing mechanism, supporting proper engine operation and limiting the impact of external contaminants. This used OEM component is a sensible choice for users seeking factory-fit quality while maintaining attractive service costs.

Specifications and technical data

• SKU: A6510150802
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510150802
• Substitutable numbers: A6510150802, A 651 015 08 02
• Category: Cylinder Heads

Purpose and technical function

The timing case cover in the OM651 engine is responsible for the physical protection of the timing system components against dust, moisture, and fine debris from the engine bay. A properly selected element of this type:

• stabilizes the timing operation area, limiting the risk of foreign objects entering,
• supports the maintenance of appropriate operating conditions for the chain and gears,
• facilitates maintaining a seal in the critical area of the front part of the engine.

Thanks to a design consistent with Mercedes factory standards, the cover works in harmony with other powertrain components, maintaining proper guidance and placement of parts within the cylinder head and the front section of the engine.

Benefits of using an original timing cover

Using an original timing case cover in the OM651 engine brings measurable operational benefits. The most important include:

• Factory fit – maintaining proper geometry and mounting points, which translates into secure installation and no need for modifications.
• Consistency with the Cylinder Heads system – compatibility with the cylinder head design and adjacent elements, which facilitates service and potential future repairs.
• Stable timing operating conditions – limiting the influence of external factors on components responsible for engine synchronization.

For workshops and individual users, this means predictable installation, a lower risk of leaks, and better control over the technical condition of the power unit.

Characteristics of the used component

The presented timing case cover is a secondary market part, sourced from dismantling. The used OEM component allows you to combine the advantages of the original design with a more favorable purchase cost compared to a new element. This type of solution is particularly attractive for maintenance repairs when it is crucial to maintain compliance with factory specifications while optimizing the service budget.

Choosing an original, used cover is often preferred by specialized workshops servicing OM651 engines because it ensures predictable material behavior, proper fitment with the block and cylinder head, and compatibility with other system components.

Application in the Mercedes Cylinder Heads system

The timing case cover in the OM651 engine operates in the immediate vicinity of the cylinder head, making it an important element of the entire upper engine area. Replacing this component is often performed in parallel with other work within the cylinder head, such as timing service or seal replacement. This allows for restoring proper operating conditions in a critical area of the engine in one step, minimizing the risk of subsequent leaks or the need for re-disassembly.

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

Why consider used parts?

For many users and workshops, choosing used OEM components is a conscious service strategy – it allows for maintaining high-quality parts while reducing costs. In the case of the timing case cover for the OM651 engine, this is particularly important because this element is primarily responsible for protective and structural functions, rather than direct engine performance parameters.

If you want to learn more about the arguments for using original secondary market parts, such as covers, housings, or other structural elements, it is worth reading our guide: is it worth investing in used original parts and what benefits they can bring.

Summary

Mercedes W906 OM651 Crank Cover Engine Timing Case is a practical solution for users and workshops that want to maintain the factory design of the timing system in the OM651 engine with a rational approach to costs. Original origin, fitment to the power unit, and the ability to integrate with other elements from the Cylinder Heads group make it a solid base for professional repair or restoring the factory engine configuration.