Mahle 54591 Engine Cylinder Head Gasket - Left

Mahle 54591 Left Cylinder Head Gasket

Mahle 54591 is an OEM-standard engine cylinder head gasket built with multi-layered steel for the left side of the engine. It is a direct-fit sealing component for 2005-2010 Ford F-250 Super Duty and 2005-2010 Ford F-350 Super Duty applications that require a left cylinder head gasket.

Key Features

• Multi-layered steel construction for cylinder head sealing
• OEM Standard item grade for factory-style service replacement
• 0.05 in. / 1.24 mm thickness
• 3.64 in. / 92.46 mm cylinder bore diameter
• No gasket sealant included
• Torque-to-yield fasteners required for proper installation
• Contains left cylinder head gasket

Detailed Description

Mahle 54591 is engineered for the left cylinder head on Ford Super Duty diesel and gas engine service applications where precise sealing is critical. The multi-layered steel design helps maintain combustion sealing and coolant separation under high cylinder pressure, while the OEM-standard construction supports a factory-style repair. This part cross-references Ford 5C3Z-6051-AA and FEL-PRO 26302 PT for the same application. If you are servicing a Ford F-250 Super Duty or Ford F-350 Super Duty, Mahle 54591 provides the correct left-side gasket specification for 2005-2010 model years.

What It Helps Address

• Head gasket leakage between the cylinder head and engine block
• Compression loss from a compromised sealing surface
• Coolant intrusion into the combustion chamber
• Oil and coolant mixing caused by gasket failure
• Sealing issues during left-side cylinder head service on Ford F-250 Super Duty and Ford F-350 Super Duty trucks

Installation Notes and Tips

Fits 2005-2010 Ford F-250 Super Duty, Left. Fits 2005-2010 Ford F-350 Super Duty, Left. Replace torque-to-yield cylinder head bolts during installation, as noted for proper multi-layered steel gasket service. Verify cylinder head and block surfaces are clean, flat, and free of debris before assembly. Follow the vehicle-specific torque sequence and tightening procedure for the engine being serviced.

Quality Assurance

Mahle gaskets are used by OEMs and technicians worldwide for engine sealing applications. Mahle 54591 is built to OEM-standard expectations for fit and sealing performance in the specified Ford Super Duty applications.