Mercedes W177 Oil Separator Crankcase Breather Valve M260 A35 A2600108500

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W177 Oil Separator Crankcase Breather Valve M260 A35 is a specialized component from the Oil pumps and parts group, designed for the lubrication system in modern Mercedes engines. It is responsible for the controlled separation of oil vapors from crankcase gases, which promotes stable engine operation and reduces intake contamination. Using this component allows for an economical yet technically correct repair of the breather system.

Specifications and technical data

• SKU: A2600108500
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2600108500
• Substitutable numbers: A2600108500, A 260 010 85 00
• Fuel type: Diesel
• Category: Oil Pumps & Parts

Purpose and technical function

The presented oil separator is a component of the crankcase ventilation system in Mercedes vehicles with the M260 engine. Its task is the directional discharge of gases from the crankcase and the separation of oil particles, ensuring that the cleanest possible gases enter the intake system while oil is returned to the lubrication circuit.

A properly selected breather separator helps to reduce:

• excessive oiling of intake hoses and the manifold,
• the risk of unstable engine idle,
• increased oil consumption resulting from uncontrolled blow-by into the intake.

Benefits of using an original Mercedes component

The original Mercedes component ensures a perfect fit for the specific engine configuration and compliance with factory lubrication system specifications. This maintains the correct gas flow characteristics, keeping engine operation predictable and consistent.

Key advantages of using this model of separator include:

• maintaining factory breather system performance parameters,
• reducing the risk of oil leaks in the area of the valve cover and breather hoses,
• more stable engine operating conditions across a wide range of loads.

Product characteristics and condition

The offered oil separator comes from the Oil pumps and parts group, meaning it is directly linked to the lubrication circuit and oil management of the engine. The product is marked as used, which allows for lower repair costs while maintaining structural compatibility with the factory solution.

For easier identification in warehouse systems and parts catalogs, an SKU and a dedicated OEM part number have been used. Additionally, interchangeable numbers are available, which facilitates the selection of the correct variant in case of design changes within the same engine series.

Selection and application in the engine system

The breather separator in this version is designed for use with Mercedes engines where the crankcase ventilation system is integrated with the oil circuit. Proper selection of the component is important for both engine durability and maintaining appropriate exhaust emission parameters.

When planning a replacement, it is worth paying attention to:

• structural compatibility with the specific engine variant,
• the type of lubrication system used and the routing of breather hoses,
• any differences in mounts resulting from the vehicle's model year or equipment version.

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 oil pump housings, lubrication system covers, or oil return lines, check out the available parts in the Mercedes Oil pumps and parts category.

Technical support and tuning with used parts

For modernization projects or light tuning of Mercedes engines, a properly selected breather separator can support engine stability under changed load parameters. It is worth familiarizing yourself with practical tips on using aftermarket components in vehicle modifications – you will find them in the article The best used parts for tuning your car.

If you want to better understand the specifics of the secondary market and make informed choices when selecting used lubrication system components, the guide Used car parts: Myths and facts you need to know, which discusses the most common concerns related to such components, will also be helpful.