Breather Hose Mercedes W205 Diesel OM651 Vent Tube Pipe A6510105811

The Mercedes W205 Diesel OM651 Water Hose Bleeder Pipe is an original cooling system component from the hoses, pipes, and tubes group, designed for OM651 diesel engines in the W205 model. This used OEM part ensures proper coolant flow and effective system bleeding, contributing to stable engine operation.

Specifications and technical data

• SKU: A6510105811
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510105811
• Substitutable numbers: A6510105811, A 651 010 58 11
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Application in the OM651 Diesel Engine Cooling System

The water hose – bleeder pipe plays a crucial role in the coolant circulation of the OM651 diesel engine. It is responsible for removing air bubbles from the system, which reduces the risk of localized overheating and supports uniform cooling of the cylinder head and engine block. A correctly selected hose is particularly important in modern diesel engines, where stable operating temperature affects driving comfort, performance, and accessory durability.

Construction and Fit for Mercedes W205

This component belongs to the hoses, pipes, and tubes category, meaning it is designed as an integral part of the cooling system in the Mercedes W205 with a diesel engine. The hose's geometry and connection diameters are factory-matched to the system's spigots, facilitating installation and ensuring a leak-free connection with other components. Its construction, aligned with the manufacturer's solutions, preserves the original mounting points and the hose's routing within the engine bay.

Technical Characteristics and Benefits of Installation

For diesel engines like the OM651, proper cooling system bleeding directly impacts:

• maintaining stable operating temperature of the engine,
• reducing thermal stress on aluminum components and seals,
• minimizing the risk of heater core airlocks and reduced cabin heating efficiency,
• proper operation of temperature sensors and fan control.

Choosing an original bleeder hose for the Mercedes W205 allows for the preservation of factory coolant flow parameters and resistance to operating conditions typical for diesel engines, such as elevated temperatures and system pressure fluctuations.

Used Condition – A Practical Service Solution

The offered water hose – bleeder pipe is a used part, representing a reasonable compromise between repair cost and adherence to original manufacturer specifications. A used OEM part is a good solution in situations where:

• a damaged hose needs to be replaced quickly,
• maintaining factory fit and geometry is important,
• optimizing vehicle operating costs is a priority.

With proper installation and the use of appropriate clamps, this hose can continue to function effectively in the cooling system, ensuring correct bleeding and coolant flow.

Mercedes Hoses, Pipes, and Tubes – Selecting the Right Components

If you need other Mercedes hoses, pipes, and tubes for your vehicle, please use the dedicated category: Mercedes hoses, pipes, and tubes. This will help you more easily select components for the cooling system, vacuum system, or fuel supply, while maintaining consistency with the manufacturer's original design solutions.

Why Consider Used Cooling System Components

Many drivers have reservations about using used components in critical areas like the cooling system. However, it's worth familiarizing yourself with reliable information on this topic. You can find practical arguments, application examples, and the debunking of common myths in the article: Used Car Parts: Myths and Facts You Need to Know. This will allow you to make an informed decision about when a used OEM part is a sensible and technically justified alternative to a new replacement.