Fel-Pro 72950 Engine Crankcase Vent Valve Seal

Fel-Pro 72950 Crankcase Vent Valve Seal

Fel-Pro 72950 is a premium engine crankcase vent valve seal built for applications that need dependable sealing at the crankcase ventilation interface. It uses application-specific materials to support a tight seal and consistent performance in Ford, Lincoln, Mazda, and Mercury vehicles.

Compatible With Ford Escape, Ford Fusion, Mazda 3, Mazda 6, and related applications, this seal is a direct-fit sealing solution for service work where crankcase ventilation sealing integrity matters. The Fel-Pro 72950 part number is also referenced in OE-style replacement searches for a wide range of 2001-2021 vehicles.

Key Features

• Premium-grade engine crankcase vent valve seal
• Application-specific sealing materials for vehicle-specific fitment
• Supports 100% vehicle sealing at the intended sealing point
• Built for professional repair and maintenance use
• Cross-reference part number: MAHLE B31859
• Fel-Pro 72950 is listed for multiple Ford, Lincoln, Mazda, and Mercury platforms

Detailed Description

Fel-Pro designs this crankcase vent valve seal for engines that require a precise seal at the crankcase ventilation connection. The premium construction helps maintain sealing performance under normal engine heat and vibration, making it a practical choice for service on Ford Escape, Ford Fusion, Ford Focus, Mazda 3, Mazda 6, and similar applications. If you are searching for Fel-Pro 72950 for a Ford Ranger, Lincoln MKZ, or Mazda MX-5 Miata, this part number covers a broad range of model years and engine platforms.

What It Helps Fix

• Oil seepage around the crankcase vent valve seal area
• Vacuum leaks at the crankcase ventilation sealing point
• Rough idle caused by unmetered air entering the engine
• Check engine light concerns related to sealing loss
• Service failures from worn or hardened original sealing material

Installation Notes and Tips

Confirm engine application by year, make, and model before installation. Inspect the mating surfaces for damage, carbon buildup, or old seal residue, and clean the area thoroughly before fitting the new seal. Use the correct service procedure for the vehicle platform to avoid pinching or distorting the seal during assembly.

Fits 2005-2021 Ford Escape, N/A. Fits 2006-2021 Ford Fusion, N/A. Fits 2004-2013 Mazda 3, N/A. Fits 2003-2014 Mazda 6, N/A. Fits 2001-2010 Mazda B2300, N/A.

Quality Assurance

Fel-Pro is known for application-specific sealing solutions used in professional engine repair. The 72950 crankcase vent valve seal follows that approach with premium materials selected for the listed vehicle applications.