Vaico V30-2620 Engine Crankcase Vent Valve

Engine Crankcase Vent Valve for Mercedes-Benz

Vaico V30-2620 is a pressure-controlled engine crankcase vent valve for the cylinder head in the crankcase ventilation system. It is built with a Polyamid 6.6 housing, FPM/ACM seal material, and includes a seal ring for OE-style service replacement on select Mercedes-Benz diesel applications.

Compatible with Mercedes-Benz GL320, ML320, and R320 models from 2007-2009, this VAICO breather valve supports crankcase pressure regulation and ventilation routing in the engine’s emission control system. The VAICO product line focuses on application-specific replacement parts built to match the original installation layout and service requirements.

Key Features

• Part number: V30-2620
• Engine crankcase vent valve / breather valve
• Pressure controlled operating mode
• Fitting position: cylinder head
• Polyamid 6.6 housing for durability
• FPM (fluoride rubber) / ACM (polyacrylate rubber) seal material
• Includes seal ring
• Without hose
• Recommended replacement interval: 60,000 km or 3 years

Detailed Description

Vaico V30-2620 is an emission control crankcase ventilation component used to regulate pressure in the engine crankcase and separate vapors through the breather system. It is a direct-fit style replacement for select Mercedes-Benz GL320, ML320, and R320 vehicles from 2007-2009, with OE cross-reference coverage for Mercedes-Benz part number 642 010 05 91 and related supersessions. The compact housing measures 149 mm long, 88 mm wide, and 95 mm high, with a lightweight 0.148 kg construction.

This part cross-references Mercedes-Benz OE numbers 642 010 05 91 and A 642 010 05 91 for the same application. Use V30-2620 when servicing a worn or restricted crankcase breather valve on Mercedes-Benz diesel engines that require cylinder-head-mounted pressure control.

What It Is Used For

• Restoring crankcase pressure regulation
• Replacing a leaking or sticking breather valve
• Addressing oil vapor management issues in the ventilation system
• Supporting proper emission control system operation
• Servicing a cylinder-head-mounted crankcase vent assembly

Installation Notes and Tips

Install V30-2620 at the cylinder head and confirm the seal ring seats correctly before final assembly. This part is supplied without hose, so reuse or replace connected components as needed during service. Verify OE number match and vehicle application before installation on Mercedes-Benz GL320, ML320, or R320 models.

Quality Assurance

VAICO supplies application-specific replacement parts for European vehicle service, and this breather valve is built to match the listed OE application and service interval guidance.