Mahle 54655 Engine Cylinder Head Gasket - Right

Engine Cylinder Head Gasket for Subaru Applications

Mahle 54655 is an OEM-standard engine cylinder head gasket built with multi-layered steel construction for sealing performance in Subaru applications. It is specified for right-side fitment and uses a 1.09 mm thickness with an 88.10 mm cylinder bore diameter.

Key Features

• Multi-layered steel construction for consistent sealing.
• OEM-standard grade for direct replacement use.
• 1.09 mm thickness and 88.10 mm bore diameter.
• No gasket sealant included.
• Torque-to-yield fastener application noted for installation planning.

Detailed Description

Mahle 54655 is an engine cylinder head gasket for the Subaru Legacy, Subaru Outback, and Subaru B9 Tribeca. It is engineered as a multi-layered steel gasket and is listed as an OEM-standard replacement, making it a practical choice for sealing the cylinder head on the specified right-side applications. The part number 54655 is associated with a 0.04 in thickness, 1.09 mm thickness, and 3.47 in / 88.10 mm cylinder bore diameter. This part cross-references FEL-PRO 26536 PT and Subaru 11044 AA660 for the same application.

Common Issues This Part Addresses

• Loss of cylinder head sealing integrity.
• Coolant or combustion leakage at the head interface.
• Compression loss caused by a worn gasket.
• Service replacement after cylinder head removal.

Installation Notes and Tips

Fitment includes 2008-2009 Subaru Legacy, right; 2005-2009 Subaru Outback, right; and 2006-2007 Subaru B9 Tribeca, right. The fitment notes specify that replacement of cylinder head bolts is necessary for proper installation of the multi-layered steel gasket. Verify bore diameter, thickness, and right-side application before assembly. The part number 54655 should be matched to the vehicle service information before installation.

Quality Assurance

MAHLE gaskets are trusted by OEMs and technicians worldwide for sealing applications. Mahle 54655 is built to OEM-standard expectations for the listed Subaru fitments.