Mercedes W207 W212 OM642 Right O/S Air Charge Intake Manifold A6420907737

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W207 W212 OM642 Right O/S Air Charge Intake Manifold is a factory-original intake system component designed for OM642 diesel engines, mounted on the right side of the power unit. As a part of the Intake Manifolds category, it ensures proper airflow to the cylinders, which translates into stable diesel engine operation and correct interaction with auxiliary equipment.

Specifications and technical data

• SKU: A6420907737-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420907737
• Substitutable numbers: A6420907737, A 642 090 77 37, A6420903237, A 642 090 32 37
• Location on the vehicle: Right
• Fuel type: Diesel
• Category: Intake Manifolds

Purpose and function in the OM642 engine

The presented intake manifold has been designed specifically for OM642 Diesel units used in Mercedes W207 and W212 class models. Its placement on the right side of the engine allows for precise air delivery to the appropriate intake ports, which is crucial for uniform cylinder filling and maintaining correct combustion parameters.

A properly selected intake manifold contributes to:

• stable engine operation across the entire RPM range,
• correct response to load,
• maintaining proper torque values in the diesel engine,
• effective cooperation with the turbocharging and engine management systems.

Benefits of using an original intake manifold

Using an original intake manifold in a Mercedes with an OM642 engine allows for maintaining factory air flow parameters and intake port geometry. As a result, the air supply system remains consistent with the manufacturer's specifications, which is essential for both performance and the durability of the power unit.

Choosing a used part from this group is a solution that allows for:

• maintaining consistency with the factory engine design,
• reducing repair costs while maintaining an appropriate quality level,
• easier fitment to the existing installation without the need for modifications.

Mounting characteristics and compatibility

The right-side intake manifold in the OM642 engine is a component structurally matched to the specific Mercedes intake system. The appropriate arrangement of ports, mounting points, and flow channels facilitates installation in the engine bay and integration with other components.

Before purchasing, it is recommended to verify the part's compatibility with your vehicle using the OEM number and interchangeable numbers available in the technical specifications. This helps avoid fitment issues and ensures correct operation with the power unit.

Application in service practice

In vehicles with the OM642 diesel engine, the intake manifold has a significant impact on the engine's refinement, especially at higher mileages when intake system components are prone to contamination and wear. Replacing the right intake manifold is often one of the key stages in comprehensive intake system maintenance for Mercedes W207 and W212 models.

By choosing this product, you receive a component prepared for further use, which allows you to restore proper airflow in the diesel engine and reduce the risk of improper engine operation resulting from leaks or damage in the intake area.

Related Mercedes Intake Manifolds and technical knowledge

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 additional manifolds, intake components, or parts working with the air supply system, check the available parts in the Mercedes Intake Manifolds category.

To better understand the impact of intake and exhaust system components on vehicle performance and the selection of used parts, it is worth reading our guide: Performance exhaust system: used manifolds and sports catalytic converters on the road. For those interested in using recycled parts in the context of performance and energy efficiency, the following article may also be helpful: Eco-tuning in practice: how to increase performance while reducing your carbon footprint with recycled parts.