Mahle HS55457 Engine Cylinder Head Gasket Set

Overview

The Mahle HS55457 is a cylinder head gasket set for selected Chrysler, Dodge, and Jeep applications. It is built for engine sealing service where a precise gasket set is required to restore compression control and fluid separation.

Key Features

• Cylinder head gasket set for engine sealing service
• Advantage Plus product line for application-specific coverage
• Fits selected Dodge Durango, Dodge Challenger, Dodge Charger, Chrysler 300, and Jeep Grand Cherokee applications
• Engineered for direct replacement use in compatible vehicles
• Part number HS55457 for ordering and catalog matching

Detailed Description

Mahle HS55457 is an engine cylinder head gasket set intended for repair work on compatible Chrysler, Dodge, and Jeep engines. This gasket set supports sealing at the cylinder head interface, helping maintain combustion pressure and separate oil, coolant, and exhaust passages during engine operation. The Advantage Plus line identifies this as an application-focused sealing solution for the listed vehicles, including Dodge Durango, Dodge Challenger, Dodge Charger, Chrysler 300, and Jeep Grand Cherokee. Use HS55457 when replacing a worn or damaged head gasket set on the specified applications.

This part cross-references Chrysler (e.g., 6815-9796AA, 6815-9796AB) for the same application.

What It Is Used For

• Restoring cylinder head sealing after gasket failure
• Addressing coolant or oil leakage at the head interface
• Correcting compression loss caused by sealing wear
• Supporting engine repair after overheating-related gasket damage
• Replacing a deteriorated gasket set during top-end service

Installation Notes and Tips

Confirm engine code, model year, and gasket set coverage before installation. Clean all mating surfaces thoroughly and inspect the cylinder head and block for warpage or damage before assembly. Follow the factory torque sequence and tightening specifications for the engine being serviced. Verify that all sealing surfaces are free of debris and old gasket material before reassembly.

Quality Assurance

Mahle is a recognized OE supplier in engine sealing and related components, and HS55457 is cataloged for the listed vehicle applications.