Mercedes W907 Engine Air Vent Hose Pipe Line Tube A6540100012

Mercedes W907 Engine Air Vent Hose Pipe Line Tube is an original component from the Lines, hoses and pipes group, designed for the crankcase ventilation system in Mercedes W907 series engines. The carefully designed geometry of the hose ensures stable routing of crankcase gases, which supports the proper operation of the lubrication and crankcase ventilation system.

Specifications and technical data

• SKU: A6540100012
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6540100012
• Substitutable numbers: A6540100012, A 654 010 00 12
• Category: Hoses, Lines & Pipes

Purpose and technical function

The engine air vent hose in the W907 model is responsible for the controlled discharge of oil vapors and gases from inside the engine to other system components. A correctly selected hose:

• stabilizes pressure in the crankcase,
• reduces the risk of oil leaks and blow-by,
• supports smooth engine operation across the full load range,
• prevents uncontrolled escape of vapors into the engine bay.

Thanks to its fitment to the specific engine architecture in the Mercedes W907, the hose maintains proper sealing and routing, which facilitates maintenance and subsequent visual inspections.

Construction and fitment for Mercedes W907

The component has been designed for the specific layout of the Mercedes W907, taking into account the placement of connectors, engine accessories, and covers. The properly selected diameter and shape of the hose:

• facilitate installation at factory mounting points,
• minimize material stress during engine operation,
• reduce the risk of rubbing against adjacent components.

As an element from the Lines, hoses and pipes group, the hose works with other vacuum, ventilation, and supply lines, creating a coherent fluid flow system in the engine bay.

Condition, service application and benefits of installation

The offered hose is in used condition, making it an attractive solution for servicing fleet vehicles and cost-optimized repairs. Replacing a worn or leaking vent hose with a functional component allows you to:

• reduce the risk of oil leaks around the valve cover and engine block,
• limit contamination of engine accessories with oil vapors,
• maintain stable engine performance parameters in the long term.

For workshops specializing in the maintenance of the Mercedes W907, using an original vent hose is a way to maintain system integrity and avoid problems typical of aftermarket parts with imprecise fitment.

Integration with other lines in the engine system

The ventilation system in the Mercedes W907 works with other lines from the Lines, hoses and pipes group, responsible for transporting operating fluids and working gases. A correctly selected vent hose:

• complements the existing network of lines in the engine bay,
• facilitates the diagnosis of potential leaks,
• allows for a clear routing of media, which is important during subsequent inspections.

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 vacuum lines, cooling system hoses, or supply pipes, check the available parts in the Mercedes Lines, hoses and pipes category.

Summary

Mercedes W907 Engine Air Vent Hose Pipe Line Tube is a functional, original component of the ventilation system that allows for the restoration of proper crankcase gas circulation and maintains stable operating conditions for the engine. It is a practical solution for workshops and users who expect compatibility with the factory setup, predictable installation, and consistency with other lines in the engine bay.

For those interested in a broader perspective on selecting used engine and turbocharging components, an interesting addition to your knowledge might be the article on comparing turbochargers in the Mini Cooper S: Go-Kart Feeling XXL – used N18 versus B48 turbocharger.