Dorman 667-420 Vacuum Harness

Vacuum Harness for Ford and Lincoln Applications

Dorman 667-420 is a vacuum harness built to match the fit and function of the original harness on specified vehicles. It is engineered for durable, reliable performance and is a direct replacement for select Ford and Lincoln models, including Focus, Taurus, Escape, Fusion, MKC, MKT, and MKZ.

Key Features

• Direct replacement vacuum harness for emission control vacuum system service
• Designed to match original fit and function on specified vehicles
• Plastic housing with black connector color and square connector shape
• 3-wire harness design with male connector and blade terminal type
• Standard replacement item grade for OE-style service work
• Cross-reference: CJ5Z9961B

Detailed Description

This Dorman vacuum harness, part number 667-420, is built for select Ford Focus, Ford Taurus, Ford Escape, Ford Fusion, Lincoln MKC, Lincoln MKT, and Lincoln MKZ applications. It is designed as a standard replacement for the original harness used in the vehicle’s emission control vacuum system, helping restore proper routing and connection integrity where the factory harness has worn, cracked, or failed. The harness measures 23 in length and uses a black plastic housing with a square connector profile for a factory-style fit.

For buyers searching for a Ford Focus vacuum harness replacement, Ford Fusion emission control vacuum harness, or Lincoln MKZ vacuum harness part number 667-420, this component is built to align with the original harness layout on the listed vehicles. The design focuses on fitment accuracy and dependable performance in the vacuum system.

What It Helps Fix

• Vacuum leaks caused by damaged or deteriorated harness routing
• Broken, brittle, or cracked original vacuum harness components
• Emission control vacuum connection issues
• Intermittent vacuum signal loss from worn harness materials
• Fitment problems from non-OE-style replacement parts

Installation Notes and Tips

Verify vehicle fitment by year, make, and model before installation. Compare the original harness connector shape, terminal style, and routing path to confirm the replacement matches the factory configuration. Inspect nearby vacuum lines, connectors, and related emission control components for wear before completing the repair. This part is listed for N/A position applications on the specified vehicles.

Quality Assurance

Dorman designs this vacuum harness to match original fit and function and to deliver durable, reliable performance in standard replacement service. Part number 667-420 is engineered for the listed Ford and Lincoln applications, including 2013-2018 Ford Focus, 2013-2017 Ford Taurus, 2013-2016 Ford Escape, 2013-2016 Ford Fusion, 2015-2016 Lincoln MKC, 2013-2016 Lincoln MKT, and 2013-2016 Lincoln MKZ.