Mercedes W164 W212 W221 Cylinder Head Right O/S M273 Petrol R2730162701

Mercedes W164 W212 W221 M273 Gasoline Cylinder Head Right is an original part from the Cylinder Heads group, designed for M273 gasoline engines in selected premium Mercedes models. A used, factory cylinder head provides a proper basis for professional engine repair, maintaining structural compatibility with the manufacturer's solutions. It is a suitable choice for workshops and users who expect precise fitment without experimenting with aftermarket parts.

Specifications and technical data

• SKU: A2730104920
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2730104920
• Substitutable numbers: A2730104920, A 273 010 49 20, R2730162701, R 273 016 27 01
• Location on the vehicle: Right
• Fuel type: Petrol
• Part type: Cylinder Head
• Category: Cylinder Heads

Purpose and Fitment for M273 Engine

The presented right cylinder head is designed for M273 gasoline engines used in Mercedes SUV and premium segment sedan models. The construction meets the requirements of multi-cylinder units where maintaining the correct combustion chamber geometry and stable valve operation under high loads is crucial.

Its placement on the right side of the engine allows for direct replacement of a worn or damaged part without the need for engine block modifications. This makes the cylinder head a solid foundation for further machining, refurbishment, and installation of accessories compliant with manufacturer specifications.

Construction and Performance Parameters

The cylinder head has been designed for gasoline engine operation, which means appropriately selected intake and exhaust ports, combustion chambers, and valve guides. This configuration promotes uniform filling of cylinders with the fuel-air mixture and stable exhaust gas removal, contributing to the engine's smooth operation.

The factory design ensures:

• compatibility with the original mounting system to the engine block,
• readiness for use with accessories intended for the M273 engine,
• the possibility of using standard sealing and mounting elements.

This makes the cylinder head well-suited for both standard replacements and more advanced engine repairs.

Application in Mercedes Vehicles

The part is intended for Mercedes vehicles equipped with the M273 gasoline engine, including popular SUV and premium sedan models. The right cylinder head works with the factory fuel, ignition, and control systems, which facilitates maintaining the engine's original operating parameters after repair.

Its original premium origin promotes appropriate durability and compatibility with the manufacturer's factory solutions, which is particularly important for larger displacement engines and those subjected to higher thermal loads.

Characteristics of a Used Cylinder Head

As a used part, the cylinder head offers a cost-effective solution for M273 gasoline engine repairs while maintaining original construction. This type of component is often chosen by workshops specializing in the Mercedes brand, where the possibility of further machining, leak testing, and adaptation to a specific engine configuration is valued.

Before installation, standard service procedures are recommended, such as checking the flatness of the mating surface, verifying the condition of the valve seats, and potential refurbishment according to manufacturer procedures. This allows for the full utilization of the original cylinder head's potential and restores stable engine operating parameters.

Support with Selection and Additional Information

The cylinder head belongs to the Cylinder Heads group, so when planning a repair, it is worth paying attention to compatibility with the engine, fuel type, and vehicle placement. In case of doubts regarding part selection, manufacturer markings and application information for specific models are helpful.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as cylinder head bodies, covers, or mounting elements, check the available parts in the Mercedes Cylinder Heads category.

Additional practical information on the impact of engine operating temperature on component durability is provided in the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses, among other things, the importance of proper cooling in premium brand engines.