Gates EMH185 Engine Crankcase Breather Hose - Valve Cover To Connector (Left)

OE-Exact Crankcase Breather Hose for Mercedes-Benz

Gates EMH185 is an OE-exact engine crankcase breather hose for Mercedes-Benz crankcase ventilation and emission control service. Built from rubber with molded push-in ends, it restores the factory-style routing from the valve cover to the connector on the left side of the engine.

For Mercedes-Benz owners searching for a replacement crankcase ventilation hose for SL500, E320, ML500, or CLK320 applications, EMH185 provides the correct OE-style fit and dimensions for emission system repair.

Key Features

• OE Exact comparison rating for factory-style replacement
• Rubber construction for durability and service life
• Molded hose with push-in end type on both ends
• 10 mm inside diameter and 241 mm centerline length
• Designed for valve cover to connector (left) routing
• Brand line: Gates Emission Control Hose for crankcase ventilation and emission system service

Detailed Description

The Gates EMH185 emission control hose is engineered for crankcase ventilation service where a precise OE-style replacement is needed. Its molded rubber construction and push-in connections help maintain the original hose path and connection style used on many Mercedes-Benz engines. This part number, EMH185, is built to restore proper emission system operation by replacing a worn, cracked, or leaking breather hose.

Compatible With Mercedes-Benz models including SL500, E320, ML320, CLK320, C320, and C240, this hose is also used on additional V8 and AMG applications across the 1998-2010 model years. If you are replacing a Mercedes-Benz crankcase breather hose or emission control hose at the valve cover to connector (left) location, EMH185 is a direct-fit service part for the listed applications.

This part cross-references Dorman HELP 46094 for the same application.

Common Problems This Hose Can Help Address

• Cracked or hardened crankcase breather hose material
• Vacuum leaks at the valve cover ventilation circuit
• Oil vapor seepage from a deteriorated emission hose
• Rough idle or drivability issues related to ventilation leaks
• Check engine light concerns tied to crankcase ventilation faults

Installation Notes and Tips

Verify the hose routing, end style, and centerline length before installation. EMH185 uses push-in ends and a molded shape, so correct orientation matters when routing from the valve cover to the connector on the left side. Inspect nearby connectors and seals for wear before installing the new hose to help ensure a secure fit.

Quality Assurance

Gates manufactures this emission control hose as an OE-exact replacement using high-quality materials for durability and long service life. The design is intended to match factory specifications for the listed Mercedes-Benz applications, including SL500, E320, and ML500 fitments.