Gates EMH961 Engine Crankcase Vent Valve - PCV Valve

Gates EMH961 Crankcase Vent Valve

The Gates EMH961 is an OE-exact engine crankcase vent valve built for precise fitment and straightforward installation. It helps restore proper crankcase ventilation performance in Ford, Lincoln, and Mercury applications where the PCV system needs accurate pressure regulation.

Gates Crankcase Vent Valve products are part of the brand’s emission control line, focused on direct-fit replacement components for crankcase ventilation pressure regulation, PCV service, and oil separation. The EMH961 follows that OE-style approach for service work on the emission ventilation system.

Key Features

• OE-exact crankcase vent valve replacement
• Plastic construction
• Inside diameter: 12 mm (.48 in.)
• 1 hose connector for direct routing
• Includes PCV valve content as listed
• Cross-reference: Standard Ignition V391

Detailed Description

Gates EMH961 is an engine crankcase vent valve for vehicles using a PCV-style crankcase ventilation setup. It is engineered to match original equipment dimensions and connection style, helping maintain proper ventilation flow and pressure control in the emission system. This part number, EMH961, is used across multiple Ford, Lincoln, and Mercury platforms, including Ford Mustang, Ford F-150, and Lincoln Town Car applications.

Compatible With 2006-2011 Lincoln Town Car, PCV Valve; 2005-2010 Ford Mustang, PCV Valve; 2006-2009 Ford Fusion, PCV Valve; 2006-2009 Mercury Milan, PCV Valve; 2005-2008 Ford F-150, PCV Valve; 2005-2007 Ford Five Hundred, PCV Valve; 2006-2007 Ford Freestar, PCV Valve; 2005-2007 Ford Freestyle, PCV Valve; 2005-2007 Ford Taurus, PCV Valve; 2005-2007 Mercury Montego, PCV Valve; 2005-2006 Ford Crown Victoria, PCV Valve; 2006 Lincoln Zephyr, PCV Valve; 2005-2006 Mercury Grand Marquis, PCV Valve; 2005 Mercury Sable, PCV Valve; 2004 Ford Taurus, PCV Valve; 2004 Mercury Sable, PCV Valve.

What It Helps Address

• Excess crankcase pressure
• Oil vapor control issues in the PCV system
• Rough idle related to ventilation flow problems
• Oil seepage caused by poor crankcase pressure regulation
• Emission system performance concerns tied to a worn vent valve

Installation Notes and Tips

Verify hose size and connector style before installation. The 12 mm inside diameter and single hose connector should match the original routing on the vehicle. Confirm the application by year, make, model, and PCV valve position before replacing the existing crankcase vent valve.

Quality Assurance

Gates manufactures OE-exact emission control components to restore original ventilation system operation and performance levels. The EMH961 is built to support proper fit and service life in the crankcase ventilation system.