Mercedes W213 M274 Petrol Intake Inlet Camshaft A2740501900

Mercedes W213 M274 Petrol Intake Inlet Camshaft is a precision timing system component designed for the M274 series petrol engines in the E-Class W213 model. It is responsible for stable control of the timing phases on the intake side, which translates into smooth engine operation, proper dynamics, and predictable throttle response. By using an original component from the Camshafts group, you maintain the factory operating parameters of the power unit.

Specifications and technical data

• SKU: A2740501900
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2740501900
• Substitutable numbers: A2740501900, A 274 050 19 00
• Fuel type: Petrol
• Category: Camshafts

Purpose and function in the M274 petrol engine

The presented intake camshaft is a component dedicated to petrol engines, where precise control of the intake valve opening is crucial. In modern M274 units, it is responsible for:

• correct synchronization of valve operation with piston position,
• stable filling of cylinders with the fuel-air mixture,
• maintaining engine refinement across the full rev range,
• preserving factory performance and torque characteristics.

A properly selected intake camshaft in a petrol timing system minimizes the risk of rough engine operation, starting problems, or power loss, which is important both in daily use and under long-term load.

Benefits of using an original Mercedes intake camshaft

Choosing an original element from the Camshafts group for a Mercedes ensures the maintenance of parameters specified by the vehicle manufacturer. The most important advantages include:

• factory cam geometry, ensuring compliance with engine control unit maps,
• properly selected hardness and surface treatment of working areas,
• compatibility with factory tappets, bearings, and timing accessories,
• reduction of the risk of premature wear of other system components.

As a result, the engine maintains predictable operating parameters, and service intervention is limited to correct installation and timing adjustment in accordance with technical documentation.

Characteristics of the used component and assembly aspects

The offered component is a used part, which allows for economical repair while maintaining original build quality. In practice, this means the ability to restore the efficiency of the timing system without the need to resort to replacements with uncertain parameters. Before installation, it is recommended to perform a standard verification of working surfaces, clearances, and mating components, as well as to follow appropriate procedures for setting timing phases.

In the case of petrol units, it is particularly important to maintain cleanliness during installation and use appropriate lubricants during the first start-up after replacement to reduce wear during the break-in phase and ensure smooth operation of the entire system.

Technical support, part selection, and related components

When working on the timing system, it is worth analyzing the condition of the entire drive train – chains, tensioners, guides, and sprockets – to avoid repeated intervention in a short time. For a better understanding of typical timing problems in modern units, it is worth reading the guide material regarding BMW engines, which discusses symptoms of wear, repair costs, and the selection of used parts: BMW N47 timing chain – typical failure and repair using original BMW parts. Although the description concerns a different brand, the discussed issues of diagnostics and timing prevention are also helpful when planning service work on a Mercedes.

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 additional camshafts, timing gears, or cooperating control elements, check the available parts in the category Mercedes Camshafts.

When deciding between remanufacturing and installing a used original component, a guide describing the differences between these solutions and practical examples from the dismantled parts market may also be helpful: Remanufactured or used original – which part to choose for repair?. This makes it easier to choose a repair strategy tailored to the technical condition of the vehicle and the assumed budget.

Summary

Mercedes W213 M274 Petrol Intake Inlet Camshaft is a functional, original timing system component designed for petrol engines, allowing for the restoration of proper power unit operation in accordance with the manufacturer's specifications. Using this component in place of a worn or damaged intake shaft enables stable valve operation, proper dynamics, and predictable vehicle behavior in daily use.