Mercedes W211 E 220 CDI Bare Engine 646961 646.961 with 82k miles, 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.).

Mercedes W211 E 220 CDI Bare Engine 646961 646.961 with 82k miles, WARRANTY is a complete, used diesel engine from the CDI family, designed for installation in the popular E-Class model. The four-cylinder power unit provides a balanced combination of economical operation, smooth performance, and the durability typical of Mercedes engineering. This is a solution for users looking for a proven diesel engine block for professional repair or replacement.

Specifications and technical data

• SKU: A6460105344
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6460105344
• Substitutable numbers: A6460105344, A 646 010 53 44, A6460102300, A 646 010 23 00
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Mileage: 59 000

Technical characteristics of the CDI unit

The engine is designed to run on diesel fuel, which allows for favorable fuel consumption while maintaining adequate dynamics in daily use. The four-cylinder design facilitates easier maintenance and also reduces the weight of the powertrain compared to larger units.

The unit belongs to the family of modern Mercedes CDI engines, which means it utilizes direct fuel injection and a control system prepared to work with the vehicle's factory electronics. As a result, the engine integrates well with the vehicle's original systems, such as the engine control unit, fuel injection system, or safety systems.

Purpose and application in the Mercedes W211 E 220 CDI

The offered engine is dedicated to the W211 generation E-Class model in the E 220 CDI version, which facilitates the selection of the appropriate unit for post-accident repairs, replacement after a failure, or comprehensive vehicle restoration. The block design is prepared to work with factory accessories, such as the turbocharger, intake system, or cooling system, originating from the same type of vehicle.

The mileage of the unit is limited, which is important information for workshops and individual users planning long-term operation after installation. For many service centers, this is a favorable compromise between the purchase cost and the expected engine lifespan for future driving.

Benefits of installing a used Mercedes engine

Choosing a used engine from the CDI family for a Mercedes E-Class allows for a significant reduction in repair costs compared to purchasing a brand-new unit. At the same time, the original design specification is maintained, which is important for compatibility with the electrical installation, drivetrain, and vehicle diagnostic systems.

An engine with moderate mileage is an attractive base for further operation or potential refurbishment according to the user's specific requirements. For workshops specializing in the Mercedes brand, this provides a solid starting point for performing repairs in line with customer expectations, while maintaining predictable engine performance parameters.

What to pay attention to during selection and installation

Before installation, it is recommended to verify the compatibility of the unit with the specific vehicle equipment version, particularly regarding the accessories used and the engine control software. In workshop practice, the following are often performed:

• inspection of the condition of seals and timing components,
• checking the fuel injection system and fuel system tightness,
• replacement of consumables (oil, filters, coolant),
• inspection of the intake and exhaust system for leaks.

Such an approach minimizes the risk of unplanned downtime after engine replacement and ensures more predictable operation in the following years of vehicle use.

Mercedes engines – additional information and related content

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 engine blocks, check the available parts in the Mercedes Engines category.

When choosing a used power unit, it is worth knowing the typical design problems of various engines to better assess the cost-effectiveness of the repair and the risk of future failures – material describing critical units in other brands may be helpful, e.g., faulty BMW E90 engines and their most common problems, which shows what to look for when buying a used engine.

Additionally, if you want to deepen your knowledge about the operation and maintenance of Mercedes C-Class and E-Class engine accessories, it is worth reading the guide on caring for the timing and fuel injection system in popular engines of this brand: how to take care of engine accessories in Mercedes-Benz C and E class.

Summary

Mercedes W211 E 220 CDI Bare Engine 646961 646.961 with 82k miles, WARRANTY is a practical solution for owners and workshops looking for a used diesel unit for repair or replacement in the E-Class. The four-cylinder diesel design, moderate mileage, and compatibility with factory Mercedes systems make this an attractive option for those who prioritize a technically matched, proven engine block instead of a costly repair of the existing unit.