Mahle 54401 Engine Cylinder Head Gasket - Left

Mahle 54401 Cylinder Head Gasket

Mahle 54401 is an OEM-standard engine cylinder head gasket built with multi-layered steel construction for the left cylinder head on select Ford, Lincoln, and Mercury applications. It is specified for 3.63 in. (92.20 mm) cylinder bore diameter and 0.04 in. (0.91 mm) thickness, with torque-to-yield fastener use noted in the fitment data.

Key Features

• Multi-layered steel cylinder head gasket material
• OEM-standard replacement for engine sealing service
• 0.04 in. / 0.91 mm thickness
• 3.63 in. / 92.20 mm cylinder bore diameter
• Gasket sealant not included
• Torque-to-yield fastener application noted
• Fits left-side cylinder head service on listed vehicles

Detailed Description

Mahle 54401 is a left cylinder head gasket for 2004-2014 Ford and Lincoln truck and SUV applications, including Ford F-150, F-250 Super Duty, F-350 Super Duty, Expedition, Explorer, Explorer Sport Trac, Lincoln Navigator, Lincoln Mark LT, and Mercury Mountaineer. This part cross-references FEL-PRO 26306 PT for the same application. Mahle gaskets are used by OEMs and technicians for engine sealing service, and this gasket is built to maintain combustion sealing and coolant/oil separation at the cylinder head interface.

What It Is Used For

• Replacing a failed left cylinder head gasket on Ford F-150 engines
• Repairing coolant loss caused by head gasket leakage
• Addressing combustion gas leakage between the cylinder head and block
• Correcting oil and coolant mixing from a compromised sealing surface
• Restoring compression sealing after cylinder head service

Installation Notes and Tips

• Fits 2004-2010 Ford F-150, left.
• Fits 2005-2010 Ford F-250 Super Duty, left.
• Fits 2005-2010 Ford F-350 Super Duty, left.
• Fits 2005-2014 Ford Expedition, left.
• Fits 2005-2014 Lincoln Navigator, left.
• Fits 2006-2010 Ford Explorer, left.
• Fits 2006-2010 Mercury Mountaineer, left.
• Fits 2006-2008 Lincoln Mark LT, left.
• Fits 2007-2010 Ford Explorer Sport Trac, left.
• Replace torque-to-yield cylinder head bolts during service, as noted in the fitment data.
• Verify cylinder head and block surfaces are clean, flat, and free of residue before installation.

Quality Assurance

Mahle supplies sealing products used in OEM and professional repair environments. Part number 54401 is an OEM-standard multi-layered steel head gasket designed for consistent engine sealing performance in the listed Ford, Lincoln, and Mercury applications.