Dorman 42351 PCV Valve Retainer

PCV Valve Retainer for Ford and Mazda

Dorman 42351 is a PCV valve retainer built to match the function of the original equipment clip on specified Ford, Mazda, Lincoln, and Mercury vehicles. It secures the PCV valve at its mounting point and replaces a factory retainer that is missing, damaged, or broken. This Dorman 42351 replacement uses durable plastic and rubber materials for dependable service.

Key Features

• OE-style PCV valve retainer for direct replacement use
• Helps secure the PCV valve to the mounting point
• Made from durable plastic and rubber materials
• Includes an O-ring for sealing support
• Cross-references OE part numbers 1S7Z6A892AAA and LF0110509
• Compatible with applications such as Ford Escape, Mazda 3, and Mazda CX-5

Detailed Description

This emission control hardware component is designed for vehicles that use a retained PCV valve assembly. Dorman 42351 follows the original equipment design intent so it can replace a missing or damaged factory clip without changing the mounting arrangement. It is a practical choice for Ford Escape, Ford Focus, Mazda 3, Mazda CX-5, Mazda MX-5 Miata, and other listed applications where the PCV valve retainer must hold the valve securely in place. The included O-ring and rubber sealing material support a proper fit at the connection point.

What It Helps Fix

• Broken or missing PCV valve retainer clip
• Loose PCV valve at the mounting point
• Air leaks at the retainer or seal interface
• Improper PCV valve retention after service
• Fitment issues on vehicles using OE-style retainer hardware

Installation Notes and Tips

Verify the vehicle application before installation by matching the year, make, and model to the listed fitment. This part fits 2005-2023 Ford Escape, N/A; 2003-2018 Ford Focus, N/A; 2013-2021 Mazda CX-5, N/A; 2015-2023 Mazda 3, N/A; 2006-2023 Mazda MX-5 Miata, N/A; and other confirmed applications in the fitment list. Inspect the PCV valve and mounting point for wear or damage before installing the retainer. Confirm the O-ring seats correctly during assembly.

Quality Assurance

Dorman manufactures replacement hardware to match original equipment function on specified vehicles. Part number 42351 is built for direct-fit service on the listed applications and uses durable materials for reliable operation.