Fuel Rail Mercedes W203 W209 M272 Injection Injector Tube Nozzle A2720700995

Mercedes W204 M272 fuel rail from the Injector Nozzles category is an original gasoline fuel system component, designed for M272 engines in Mercedes W204 models. It ensures stable fuel delivery to the injectors, which translates to smooth engine operation and predictable performance.

Specifications and technical data

• SKU: A2720700995-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2720700995
• Substitutable numbers: A2720700995, A 272 070 09 95
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Role in the Fuel System

The fuel rail for M272 gasoline engines is responsible for the even distribution of fuel to individual injector nozzles. A correctly selected fuel rail helps maintain:

• stable fuel pressure throughout the entire fuel system,
• precise gasoline dosing by the injectors,
• smooth engine operation across the full RPM range.

In M272 engines, the correct selection of fuel injection system components is crucial for the quality of operation, fuel consumption, and exhaust emissions.

Advantages of Using an Original Fuel Rail

Using an original fuel rail in a Mercedes W204 with an M272 engine allows for the preservation of the engine's factory operating parameters. The main benefits include:

• secure fit to the fuel system – geometry and mounting points are consistent with the factory design,
• compatibility with injector nozzles intended for this engine,
• maintaining proper fuel flow distribution between cylinders,
• reducing the risk of leaks at fuel line connections.

This makes the fuel rail a solid foundation for further diagnostics and potential refurbishment of the injectors themselves, if necessary.

Product Characteristics and Condition

The offered fuel rail for Mercedes W204 M272 is a used part, removed from a dismantled vehicle. This type of part is a good choice when aiming to maintain the original fuel injection system specifications while optimizing repair costs.

The fuel rail is designed for gasoline engines, therefore it should only be installed in units running on this type of fuel. Before installation, a standard check of the system's tightness and the condition of seals on cooperating components is recommended.

Fuel Injection System Selection and Diagnostics

When replacing components from the Injector Nozzles category, it is worth paying attention to the consistency of the entire system – from the fuel pump, through the fuel rail, to the injectors themselves. Helpful resources may include guides on injection diagnostics, such as an article describing the symptoms and consequences of high-pressure injector failures: injector failures – symptoms, consequences, and diagnostic basics. Although it concerns diesel units, many principles of evaluating the fuel injection system's operation (engine response, uneven running, smoking) remain similar for gasoline engines as well.

Other Mercedes Injector Nozzles

If you are looking for other Mercedes injector nozzles compatible with a specific model or engine version, please use our dedicated category: Mercedes injector nozzles. This makes it easy to quickly compare available injection components within a single brand and select the correct component for your vehicle.