Mahle K31566 Engine Water Pump Gasket

Engine Water Pump Gasket for Ford Applications

The Mahle K31566 engine water pump gasket is an OEM-standard sealing solution for select Ford vehicles. Built with paper gasket material, it supports a precise seal at the water pump to help maintain cooling system integrity on covered Ford F-150, Mustang, Windstar, Freestar, and related applications.

Mahle gaskets are trusted by OEMs and technicians for consistent sealing performance, and this K31566 gasket follows that same OE-style approach for service and replacement work.

Key Features

• OEM Standard item grade for service-level replacement
• Paper water pump gasket material
• Designed for engine water pump sealing applications
• Additional package contents: none
• Mahle part number K31566

Detailed Description

Mahle K31566 is an engine water pump gasket made for sealing the water pump to the engine on select Ford vehicles. It is a direct-fit sealing component for maintenance and repair jobs where a reliable gasket surface is needed. This part cross-references FEL-PRO 35431 and Ford F65Z 8507-BA for the same application. If you are servicing a Ford F-150, Mustang, or Windstar cooling system, K31566 provides an OE-standard replacement option.

What This Gasket Helps Address

• Coolant seepage at the water pump mounting surface
• Loss of seal integrity during water pump replacement
• Leak-related cooling system service on Ford F-150 and Mustang applications
• Maintenance on aging paper gasket sealing surfaces
• Repair work where an OE-standard water pump gasket is required

Installation Notes and Fitment

• Fits 2005-2008 Ford F-150, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1997-2003 Ford F-150, N/A. Not compatible with paper engine oil pan gasket.
• Fits 2004-2007 Ford Freestar, N/A. Not compatible with paper engine oil pan gasket.
• Fits 2004 Ford F-150 Heritage, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1996-2004 Ford Mustang, N/A. Not compatible with paper engine oil pan gasket.
• Fits 2003 Ford E-150, N/A. Not compatible with paper engine oil pan gasket.
• Fits 2003 Ford E-150 Club Wagon, N/A. Not compatible with paper engine oil pan gasket.
• Fits 2003 Ford E-250, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1996-2003 Ford Windstar, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1997-2002 Ford E-150 Econoline, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1997-2002 Ford E-150 Econoline Club Wagon, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1997-2002 Ford E-250 Econoline, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1996-1997 Ford Thunderbird, N/A. Not compatible with paper engine oil pan gasket.
• Fits 1996-1997 Mercury Cougar, N/A. Not compatible with paper engine oil pan gasket.

Before installation, confirm the water pump mounting surface is clean, flat, and free of old gasket material. Verify the application against the vehicle year, make, and model, especially on Ford F-150 and Mustang cooling system repairs. Use the vehicle notes to avoid confusion with paper engine oil pan gasket applications.

Quality Assurance

Mahle supplies sealing products used by OEMs and professional technicians worldwide. K31566 is an OEM-standard gasket built for consistent fit and sealing performance in covered Ford applications.