Mercedes W203 A209 W211 M112 Petrol Engine Camshaft Right O/S A1120504101

Mercedes W203 A209 W211 M112 Petrol Camshaft Right is an original part from the Camshafts category, designed for M112 petrol engines. The right side of the camshaft in a V6 engine is crucial for precise valve control, so using the correct camshaft ensures stable engine operation. This component provides a solid foundation for professional repair or refurbishment of the timing system in Mercedes mid-range and premium vehicles.

Specifications and technical data

• SKU: A1120504101
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1120504101
• Substitutable numbers: A1120504101, A 112 050 41 01
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Camshafts

Intended Use and Function in the M112 Engine

The presented camshaft is designed for operation on the right side of the engine, in M112 series petrol engines used in models such as W203, A209, and W211. It is responsible for the precise control of valve opening and closing phases, which translates to proper cylinder filling with the fuel-air mixture and efficient exhaust gas removal.

A correctly chosen camshaft in a petrol engine ensures:

• stable idle operation,
• proper acceleration dynamics,
• consistent combustion parameters across the entire RPM range,
• reduced risk of uneven running and misfires.

Benefits of Using an Original Mercedes Camshaft

An original Mercedes camshaft guarantees the preservation of factory cam lobe geometry and the correct profile for interaction with lifters and valves. This allows the timing system to maintain parameters specified by the manufacturer, which is particularly important in petrol engines sensitive to deviations in valve timing.

The main advantages of this component include:

• precise fit for the M112 unit – no need for modifications or adaptations,
• maintenance of original engine operating characteristics,
• suitability for professional cylinder head repairs and overhauls,
• compatibility with other timing system components in the specific Mercedes model.

Installation and Operational Characteristics

The right-side camshaft in a V6 engine requires precise alignment with the timing marks and correct chain tension. Using a component that matches the factory specification facilitates proper installation and subsequent diagnostics. The part is designed for petrol engines, which influences the cam lobe profile and valve operating characteristics.

When replacing the camshaft in M112 units, it is recommended to simultaneously check:

• the condition of the timing chain and guides,
• the timing chain tensioner,
• hydraulic lifters,
• guides and sprockets interacting with the camshaft.

Product Condition and Service Application

The offered camshaft is a used part, making it an attractive solution for economical vehicle repairs while maintaining the original manufacturer's specifications. This type of part is suitable for workshops specializing in the Mercedes brand as well as for informed users who are independently sourcing components for engine overhauls.

Choosing an original camshaft from the aftermarket allows for maintaining the structural integrity of the engine unit, without the risk of mismatching valve operating characteristics with the engine control unit and other auxiliary components.

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 camshafts for the opposite cylinder head, additional auxiliary camshafts, or compatible timing control components, check the available parts in the Mercedes Camshafts category.

For users who are simultaneously servicing their braking system and want to make informed choices about used components, a guide describing the selection of used brake parts may be helpful – detailed tips can be found in the article Used Braking System: How to Safely Choose Discs, Calipers, and ABS?.