Mercedes W203 CLK C209 A209 Bare Engine 112.912 112912 170HP 99k 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 W203 CLK C209 A209 Bare Engine 112.912 112912 170HP 99k miles, WARRANTY is a used, complete bare engine block for Mercedes C-Class W203 and CLK C209/A209 models. This is a solution for drivers and workshops looking for a technically compatible, stock V6 engine for professional repair or replacement. By maintaining the factory configuration, the block serves as a solid base for further equipment and assembly.

Specifications and technical data

• SKU: A1120107744
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1120107744
• Substitutable numbers: A1120107744, A 112 010 77 44
• Fuel type: Petrol
• Number of cylinders: 6
• Category: Engines
• Engine code: 112.912
• Mileage: 99 000

Engine technical specifications

The presented bare engine belongs to the Engines category and represents the Mercedes V6 petrol engine family. The six-cylinder design ensures smooth operation, good refinement, and adequate flexibility across typical RPM ranges. The engine is prepared as a bare block with cylinder heads, which allows for the transfer of accessories from the previous unit or the use of new components according to the workshop's needs.

This type of petrol unit performs well in both daily operation and more dynamic driving, offering predictable power characteristics. The six-cylinder layout promotes smooth torque delivery, and the classic engine architecture facilitates maintenance and diagnostics.

Application in Mercedes W203 and CLK C209/A209 models

The bare engine has been designed for use in the popular Mercedes C-Class W203 generation and the CLK C209/A209 coupe and cabriolet versions. As a result, it provides a practical base for replacing a damaged power unit without the need to interfere with the body structure or the drivetrain. Factory compatibility with the Mercedes platform reduces the risk of installation issues and shortens vehicle downtime in the workshop.

The engine as a bare block is particularly beneficial in situations where the existing accessories (e.g., fuel system, manifolds, auxiliary equipment) are still suitable for further use. This allows for optimized repair costs while maintaining compliance with the vehicle's original specifications.

Benefits of choosing a used engine block

Choosing a used engine block for a Mercedes is a solution that significantly reduces repair costs compared to purchasing a new unit. At the same time, you retain the original manufacturer's design, which is crucial for durability and compatibility with the vehicle's electronics. This type of component is preferred by professional service centers that want to combine a reasonable budget with a technically sound repair.

A bare engine also provides greater flexibility for further configuration – the mechanic can select accessories according to the requirements of the specific vehicle, which facilitates matching with the existing installation. Maintaining consistency with the factory drivetrain translates into stable engine operation after installation and a lower risk of incompatibility.

What to consider during selection and installation

When choosing an engine block for a Mercedes W203 or CLK C209/A209, it is crucial to match the engine code and fuel type to the specific vehicle version. In practice, this means verifying vehicle data in service documentation or manufacturer catalogs. It is also worth planning the replacement of consumables and seals during installation to maximize the potential of the purchased engine.

For workshops and users who want to deepen their knowledge about risks associated with power units in other brands, an article describing typical engine problems in a popular BMW model may be helpful. Practical tips regarding failure rates and repair costs can be found in the material: BMW E90 problematic engines – a practical guide to troublesome units.

Mercedes engines – expansion and modernization of the drivetrain

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