Mahle HS54059A Engine Cylinder Head Gasket Set

Mahle HS54059A Cylinder Head Gasket Set

The Mahle HS54059A engine cylinder head gasket set is built for OE-standard sealing performance in select GM applications. It uses a graphite cylinder head gasket material and includes miscellaneous gaskets and seals needed for a proper top-end service.

Compatible With 1999-2003 Chevrolet Malibu, 2000-2003 Pontiac Grand Prix, 2000-2003 Buick Century, 2000-2001 Chevrolet Lumina, and 1999 Oldsmobile Cutlass applications. This part cross-references Fel-Pro (e.g., HS 9957 PT-1, HS T9957 PT-1) for the same application.

Key Features

• Mahle HS54059A engine cylinder head gasket set
• Graphite cylinder head gasket material for sealing performance
• OEM Standard item grade
• Contains miscellaneous gaskets and seals
• Torque-to-yield fastener application noted
• Cylinder head bolts not included

Detailed Description

Mahle HS54059A is an OE-standard engine cylinder head gasket set for service work on select Buick, Chevrolet, Pontiac, and Oldsmobile vehicles. The graphite head gasket material is paired with additional gaskets and seals to support a complete top-end reseal, while the manufacturer notes torque-to-yield usage for the application. Mahle’s gasket products are used by OEMs and technicians worldwide, and this set is built to meet the sealing demands of the listed vehicles, including Chevrolet Malibu, Pontiac Grand Prix, and Buick Century coverage.

Common Repair Uses

• Head gasket replacement after coolant loss or combustion leakage
• Top-end reseal during cylinder head service
• Repair of external oil or coolant seepage at gasket interfaces
• Restoration of compression sealing on high-mileage engines
• Service work on 1999-2003 Chevrolet Malibu and related GM platforms

Installation Notes and Tips

• Confirm engine code and gasket layout before installation.
• Cylinder head bolts are not included and replacement is recommended for torque-to-yield applications.
• Manifold bolts are sold separately.
• Exhaust pipe gasket is not included.
• Clean all mating surfaces thoroughly and follow the vehicle-specific torque sequence and angle procedure.

Quality Assurance

Mahle manufactures sealing components to OEM-standard expectations for engine repair. HS54059A is intended for the listed applications and reflects Mahle’s focus on dependable gasket sealing for professional engine service.