Mahle HS4956 Engine Cylinder Head Gasket Set

Mahle HS4956 Cylinder Head Gasket Set

The Mahle HS4956 engine cylinder head gasket set is built for OE-standard sealing performance in GM applications. It combines a graphite cylinder head gasket, multi-layered steel exhaust manifold gasket, and molded rubber intake manifold gasket materials to support a precise seal across critical engine interfaces.

Compatible With 1996-1999 Chevrolet Lumina APV, 1996-1999 Oldsmobile Silhouette, 1999 Oldsmobile Alero, 1999 Pontiac Grand Am, 1999 Pontiac Montana, and 1996-1999 Pontiac Trans Sport. This Mahle HS4956 set is a direct-fit sealing solution for service work that requires dependable gasket replacement on these vehicles.

Key Features

• OE Standard item grade for factory-style fit and sealing performance
• Graphite cylinder head gasket material for reliable combustion sealing
• Multi-layered steel exhaust manifold gasket material for high-temperature durability
• Molded rubber intake manifold gasket material for intake sealing consistency
• Contains miscellaneous gaskets and seals for related engine sealing points
• Torque-to-yield design noted for applications that require proper fastener strategy
• Mahle HS4956 engineered for GM fitments including Oldsmobile Alero and Pontiac Grand Am

Detailed Description

Mahle HS4956 is an engine cylinder head gasket set designed for service on select Chevrolet, Oldsmobile, and Pontiac vehicles from the 1996-1999 model years. The set uses a graphite head gasket, multi-layered steel exhaust manifold gasket, and molded rubber intake manifold gasket materials to address the sealing demands of the cylinder head, exhaust, and intake interfaces. Mahle supplies gaskets trusted by OEMs and technicians worldwide, and this kit follows that OE-standard approach for repair work where accurate sealing is critical.

This part cross-references FEL-PRO HS 9071 PT for the same application.

Common Repair Uses

• Head gasket replacement after coolant loss or combustion leakage
• Intake manifold sealing repair after vacuum leaks or coolant seepage
• Exhaust manifold sealing service after gasket failure or exhaust noise
• Engine teardown work that requires replacement of related sealing components
• Restoration of proper compression and sealing on GM V6 service applications

Installation Notes and Tips

• Cylinder head bolts are not included.
• Torque-to-yield fasteners are specified; replace fasteners as required by the service procedure.
• Manifold bolts are sold separately.
• Exhaust pipe gasket is not included.
• Clean all mating surfaces thoroughly before assembly and follow the factory torque sequence and torque stages.

Quality Assurance

Mahle gaskets are manufactured to OE-standard expectations for sealing accuracy and material consistency. The HS4956 is built for the listed GM applications and reflects Mahle’s established gasket engineering used by OEMs and professional technicians.