Engine 642852 Mercedes W212 C218 E 350 CDI Bare Engine 642.852 OM642 WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

Engine 642852 Mercedes W212 C218 E 350 CDI Bare Engine 642.852 OM642 WARRANTY is a six-cylinder diesel unit from the OM642 family, designed for the W212 generation E-Class models. It is an ideal choice for users looking for a proven, used diesel engine with stable operating parameters and high refinement, which will allow for restoring full powertrain efficiency without investing in a brand-new component.

Specifications and technical data

• SKU: A6420104345
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420104345
• Substitutable numbers: A6420104345, A 642 010 43 45, A6420103703, A 642 010 37 03, A6420109908, A 642 010 99 08
• Fuel type: Diesel
• Number of cylinders: 6
• Category: Engines
• Mileage: 82 000

Technical characteristics of the OM642 unit

The presented engine belongs to the Engines category and represents the popular OM642 family used in many Mercedes models. The V6 construction ensures smooth torque delivery, which translates into seamless acceleration and comfortable driving across the entire rev range. The use of diesel fuel promotes economical operation while maintaining adequate dynamics, especially on long routes and at higher highway speeds.

The unit was designed for use in premium cars, which is why it is characterized by calm, predictable performance and excellent compatibility with automatic transmissions. The number of cylinders and the specific design of the OM642 ensure that the engine handles long-distance operation well, provided that proper maintenance is maintained.

Purpose and application in the Mercedes W212 E350 CDI

The engine is dedicated to the Mercedes W212 E350 CDI model, where it serves as the main power unit in diesel versions. It performs well in both daily urban use and intensive fleet operation or on long journeys. Thanks to a well-matched fuel injection and turbocharging configuration, the unit provides a balanced combination of performance and reasonable fuel consumption.

The offered item is a used engine, which is an attractive solution for post-accident repairs, replacing a damaged engine block, or comprehensive powertrain rebuilding. The mileage of the unit allows for further operation provided that proper maintenance is performed and appropriate consumables are used.

Benefits of choosing a used Mercedes diesel engine

Choosing this power unit primarily offers the opportunity to reduce repair costs while maintaining the manufacturer's original specifications. The OM642 family engine is well-known to workshops specializing in the Mercedes brand, which facilitates diagnostics, service, and any potential future repairs. The availability of spare parts and a broad knowledge base make maintaining this unit in good technical condition predictable and organized.

An additional advantage is the fact that a six-cylinder diesel engine provides high operating refinement compared to smaller four-cylinder units, which will be appreciated by drivers covering high mileages. A used engine of this class allows for restoring full vehicle functionality without the need for a costly conversion to a different power unit.

Professional installation and component selection

To fully utilize the potential of this unit, installation in a specialized service center familiar with the specifics of OM642 engines is recommended. Proper preparation of the auxiliary equipment, cooling system, lubrication, and control electronics is crucial for durability and trouble-free operation. Correct bleeding of the fuel system, leak checks, and verification of operating parameters after installation help avoid unnecessary operational problems.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as blocks, cylinder heads, or complete long blocks, check the available parts in the Mercedes Engines category.

Technical support and additional information

When planning the purchase of a used power unit, it is worth knowing typical design issues and the differences between individual engine generations. Comparative materials describing solutions used by various manufacturers, including the characteristics of powertrains and the drivetrain systems cooperating with them, can be helpful. In this context, an article discussing various AWD systems may be useful, where you will also find information regarding Mercedes solutions – check the comparison of xDrive, 4Matic, quattro, and 4Motion drives.

If you are interested in a broader perspective on the selection of power units, their failure rates, and their impact on operating costs, it is also worth familiarizing yourself with materials concerning other brands. A good point of reference would be the analysis of faulty BMW E90 engines and their impact on the user's budget, which shows how important it is to make an informed choice of the right unit when performing major powertrain repairs.