Dorman 42325 PCV Valve Grommet

Reliable PCV Valve Grommet for Ford and Mercury Vehicles

The Dorman 42325 PCV valve grommet is designed to provide a secure and durable seal for the positive crankcase ventilation system in select Ford and Mercury models. Made from high-quality rubber, this grommet ensures proper fit and function for vehicles like the Mustang, Thunderbird, and Cougar.

• Constructed from durable rubber material for long-lasting performance
• Inside diameter of 0.71 inches for precise fitment
• Outside diameter measures 1.87 inches to ensure a tight seal
• Thickness of 0.46 inches for optimal durability and flexibility
• Push-on attachment method allows for straightforward installation
• Compatible with Ford Capri, Cougar, LTD, Marquis, Mustang, and Thunderbird models

Detailed Product Description

The Dorman 42325 PCV valve grommet is engineered to maintain the integrity of the emission control system by securely holding the PCV valve in place. Its rubber construction provides resistance to heat and oil exposure, which are common in engine compartments. The precise dimensions—0.71 inch inside diameter, 1.87 inch outside diameter, and 0.46 inch thickness—ensure a snug fit that prevents vacuum leaks and maintains proper crankcase ventilation. The push-on attachment method simplifies replacement, making it a practical choice for routine maintenance or repair on compatible Ford and Mercury vehicles.

Common Applications and Issues Addressed

• Prevents vacuum leaks caused by worn or damaged PCV valve grommets
• Helps maintain proper crankcase pressure and ventilation
• Reduces the risk of oil leaks around the PCV valve connection
• Supports emission control system efficiency in Ford Mustang and Mercury Cougar models
• Replaces brittle or cracked grommets in older Ford LTD and Marquis vehicles

Installation Notes and Tips

• Ensure the engine is cool before attempting installation to avoid injury
• Remove the old grommet carefully to prevent damage to the PCV valve or surrounding components
• Clean the mounting area to remove oil and debris for a secure fit
• Push the Dorman 42325 grommet firmly onto the PCV valve stem until fully seated
• Verify the grommet is properly aligned and sealed to prevent vacuum leaks

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The 42325 PCV valve grommet undergoes rigorous quality control to provide consistent fit and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship for their emission control hardware.