Mercedes W205 W204 W212 C218 W213 C238 Cylinder Head OM274 Engine A2740107104

Mercedes W205 W204 W212 C218 W213 C238 Cylinder Head OM274 is an original, used cylinder head from the Mercedes range, designed for use in OM274 family power units in popular C-Class and E-Class models. This product from the Cylinder Heads category is the right choice for workshops and users looking for factory fitment, stable engine performance, and compliance with manufacturer requirements. Thanks to the preservation of OEM specifications, the cylinder head allows for professional repair without the need for structural modifications.

Specifications and technical data

• SKU: A2740107104
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2740107104
• Substitutable numbers: A2740107104, A 274 010 71 04, A2740100603, A 274 010 06 03, A2740109706, A 274 010 97 06
• Part type: Cylinder Head
• Category: Cylinder Heads

Purpose and compatibility with the OM274 unit

The presented cylinder head has been designed to work with the four-cylinder OM274 unit used in modern Mercedes C-Class (W205, W204) and E-Class (W212, W213) models, as well as in C218 and C238 bodies. The OEM design ensures proper routing of intake and exhaust ports, adequate cooling, and correct operation of the combustion system, which translates into stable engine refinement and predictable performance. Due to the preservation of the original geometry and factory parameters, the cylinder head is suitable both for standard replacement after damage and for comprehensive engine rebuilding, where maintaining compliance with the manufacturer's service documentation is crucial.

Construction and technical properties of the cylinder head

The cylinder head from the OM274 family is manufactured using technology provided by Mercedes, which means precise routing of oil and cooling channels as well as a properly shaped combustion chamber. Such a design supports:

• proper heat dissipation from the area of valves and spark plugs,
• stable lubrication of moving parts in the upper part of the engine,
• maintaining the tightness of the combustion system while maintaining the correct tightening torque of the cylinder head bolts. The original solutions applied by the manufacturer allow for the preservation of factory engine performance parameters, which is particularly important in modern engines where assembly tolerances are very precise. Cylinder heads of this type are designed to work with advanced control electronics, which requires maintaining exact geometry and build quality.

Benefits of using an original, used Mercedes cylinder head

Choosing an original, used Mercedes cylinder head brings a number of practical benefits, especially compared to replacements of unknown origin. The most important include:

• Factory fitment – maintaining original mounting points, channels, and mating surfaces facilitates installation and reduces the risk of sealing problems.
• Compliance with service documentation – the cylinder head parameters correspond to the manufacturer's guidelines, which simplifies the selection of tightening torques, gaskets, and accessories.
• Stable engine performance – the correct geometry of the combustion chamber and channels affects the smooth operation of the unit, proper fuel mixture combustion, and predictable performance.
• Cost savings – a used OEM part allows for reducing repair costs while maintaining a high level of quality and compatibility. If you want to better understand when a used original part is a more beneficial choice than a replacement, the following article may be helpful: 5 reasons why a used OEM part is a better choice than a replacement. You will find practical examples and simple selection criteria there regarding durability and repair cost-effectiveness.

Application in workshop practice

The OM274 cylinder head for W205, W204, W212, C218, W213, and C238 models will work well in both professional service centers and specialized independent workshops. Thanks to the original design, it is possible to use standard Mercedes service procedures, which facilitates:

• checking the flatness of the mating surface and potential resurfacing,
• selection of the appropriate cylinder head gasket and mounting bolts,
• correct installation of the upper engine accessories. Such an approach reduces the risk of dimensional non-compliance and operational problems after repair, which is particularly important in modern units with extensive control systems.

Summary and additional elements from the Mercedes Cylinder Heads group

Mercedes W205 W204 W212 C218 W213 C238 Cylinder Head OM274 is an original element from the Cylinder Heads category, intended for professional engine rebuilding in popular Mercedes models. A used OEM part allows you to maintain factory engine performance, reduce repair costs, and avoid problems associated with poorly fitted replacements. 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 cylinder head housings, mounting elements, or valve covers, check the available parts in the Mercedes Cylinder Heads category.