Mahle 55389 Engine Cylinder Head Gasket - Left

Mahle Cylinder Head Gasket 55389

The Mahle 55389 cylinder head gasket is an OEM-standard sealing component for left-side engine service. Built with multi-layered steel construction and a 0.034" thickness, it is specified for select Ford and Lincoln applications where precise combustion sealing and coolant/oil separation are critical.

Key Features

• Mahle cylinder head gasket, part number 55389
• Multi-layered steel construction for durable sealing performance
• 0.034" gasket thickness for the specified application
• 3.72" bore diameter / 94.55 mm bore diameter
• OEM Standard item grade
• Left cylinder head gasket included in the package contents

Product Details

Mahle Cylinder Head Gasket 55389 is part of Mahle’s Cylinder Head Gasket line, a sealing product range trusted by OEMs and technicians for engine repair work. This gasket is engineered for left-side installation and matches the listed bore and thickness specifications for proper cylinder sealing. If you are servicing a Ford F-150, Ford Expedition, or Lincoln Navigator, this Mahle 55389 gasket supports the exact left-bank applications shown in the fitment data.

This part cross-references Ford OE numbers HL3E-6083-AA and HL3Z-6051-B for the same application.

Common Repair Applications

• Restores cylinder sealing after head gasket failure
• Addresses coolant loss caused by gasket leakage
• Helps correct combustion pressure leakage between the cylinder head and block
• Supports repair of oil and coolant mixing from a failed sealing surface
• Used during left-bank engine rebuild or head service on select Ford and Lincoln vehicles

Installation Notes

• Fits 2021-2023 Ford Expedition, left.
• Fits 2021-2023 Ford F-150, left.
• Fits 2021-2023 Lincoln Navigator, left.
• Fits 2018-2020 Ford Expedition, left. Replacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
• Fits 2017-2020 Ford F-150, left. Replacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
• Fits 2018-2020 Lincoln Navigator, left. Replacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.

Quality Assurance

Mahle supplies sealing products used in OEM and professional repair environments, and this gasket is built to OEM Standard specifications for the listed applications. Verify cylinder head condition, deck flatness, and fastener requirements before installation to ensure proper sealing performance.