Mercedes W164 W212 W221 Cylinder Head Upper Cover Right O/S M273 V8 A2730160105

The Mercedes W164 W212 W221 Right Cylinder Head Cover M273 V6 is an original part from the Cylinder Heads group, designed for the right side of M273 V6 gasoline engines. This used cover ensures a factory fit, maintaining proper sealing geometry and stable guidance of accessory components in the cylinder head area.

Specifications and technical data

• SKU: A2730104920-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2730104920
• Substitutable numbers: A2730104920, A 273 010 49 20, A2730160105, A 273 016 01 05
• Location on the vehicle: Right
• Fuel type: Petrol
• Part type: Cylinder Head
• Category: Cylinder Heads

Purpose and Technical Function

The right cylinder head cover in the M273 V6 engine is responsible for securely sealing the right cylinder head, protecting the upper timing mechanism, and maintaining proper oil circulation in this part of the engine unit. The component is dedicated to gasoline engines, which is important for compatibility with the lubrication system and operating temperatures typical for this type of engine.

Thanks to its factory design, the cover works with original seals and mountings, which facilitates installation and reduces the risk of leaks in the cylinder head area. This solution is particularly important when servicing engines with complex designs, such as the M273 V6.

Construction and Fit for the M273 V6 Unit

The cover has been specifically designed for the right side of the engine, taking into account the layout of oil channels, mounting points, and the guidance of accessory components. Precise fitting to the cylinder head geometry facilitates correct gasket placement and even tightening of the mounting bolts.

The original design from the Mercedes range allows for material consistency with other cylinder head components, promoting stable operation across a wide range of temperatures and loads. This is particularly important in gasoline engines, where the cylinder head cover operates in close proximity to hot exhaust system components and the combustion chamber.

Application in Mercedes Vehicles

The Mercedes W164 W212 W221 Right Cylinder Head Cover M273 V6 is intended for installation in vehicles equipped with the M273 V6 engine where replacement of the right cylinder head cover is required. Its placement on the right side of the vehicle is important for part selection, as the left and right sides differ in construction.

The component is suitable for both standard repairs and more extensive engine area servicing where restoring factory sealing and proper lubrication system operation in the cylinder head region is necessary.

Benefits of Using an Original Cover

• Factory fit for the right side of the M273 V6 engine cylinder head.
• Compatibility with the gasoline engine lubrication system.
• Stable mounting and proper guidance of components in the cylinder head area.
• Ability to restore sealing without the need for structural modifications.

A used part allows for economical repair while maintaining the original technical specification, which is beneficial for servicing advanced engine units.

Condition and Installation Recommendations

The cover is a used part obtained from disassembly, offered to optimize repair costs while preserving the original design. Before installation, it is recommended to thoroughly prepare the mating surfaces and use a new gasket compliant with the engine manufacturer's requirements.

To ensure long-term, stable system operation, it is advisable to perform the installation according to the service procedures for the M273 V6 engine, observing the correct sequence and torque values for the bolts.

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 other covers, sealing elements, or cylinder head-related components, check the available parts in the Mercedes Cylinder Heads category.

For users interested in a broader context of used component selection and performance optimization, it is worth reading the article describing practical aspects of installing a sports exhaust system, available here: Used Mini John Cooper Works Pro Sport Exhaust – A Legal Way to Get a Race-Car Sound and +7 HP.