Mahle 54582 Engine Cylinder Head Gasket - Right

Mahle Cylinder Head Gasket for GM V8 Applications

Mahle 54582 is an OEM-standard engine cylinder head gasket built with multi-layered steel construction for the right side of select Chevrolet, GMC, and Hummer applications. It is specified for 1.47 mm (0.06 in) thickness and a 104.76 mm (4.12 in) cylinder bore diameter, with torque-to-yield fastener use noted in the fitment data.

This Mahle head gasket is a direct service part for right-side cylinder head sealing on vehicles such as the Chevrolet Silverado 2500 HD, GMC Sierra 3500, and Chevrolet Express 3500. Mahle gaskets are used by OEMs and technicians for sealing performance in demanding engine repair work.

Key Features

• Mahle 54582 engine cylinder head gasket
• Multi-layered steel construction for cylinder head sealing
• OEM standard item grade
• 1.47 mm / 0.06 in thickness
• 104.76 mm / 4.12 in cylinder bore diameter
• Gasket sealant not included
• Torque-to-yield fastener use noted
• Right-side application

Detailed Description

Mahle 54582 is engineered as a replacement cylinder head gasket for GM truck, van, and Hummer engine service. The multi-layered steel design supports combustion sealing at the cylinder head interface, while the OEM-standard construction helps maintain the original sealing profile for the application. This part number is also referenced in cross applications with Fel-Pro 26274 PT-1.

Compatible vehicle coverage includes 2001-2016 Chevrolet Silverado 2500 HD, 2001-2016 GMC Sierra 2500 HD, 2001-2006 Chevrolet Silverado 3500, 2001-2006 GMC Sierra 3500, 2006-2016 Chevrolet Express 2500, 2006-2016 Chevrolet Express 3500, 2006-2016 GMC Savana 2500, 2006-2016 GMC Savana 3500, 2007-2016 Chevrolet Silverado 3500 HD, 2007-2016 GMC Sierra 3500 HD, plus 2007 Chevrolet Silverado 3500 Classic, 2007 GMC Sierra 2500 HD Classic, 2007 GMC Sierra 3500 Classic, and 2006 Hummer H1. Mahle 54582 is a practical choice when servicing the right cylinder head on these GM platforms.

What This Gasket Helps Address

• Coolant or combustion leakage at the cylinder head sealing surface
• Compression loss from a failed head gasket
• Overheating caused by compromised cylinder sealing
• Oil and coolant cross-contamination from gasket failure
• Repeat repair concerns when the original gasket no longer seals properly

Installation Notes and Tips

Use this gasket on the right side only where listed in the fitment data. The application notes call for cylinder head bolt replacement, and torque-to-yield fasteners should be replaced and tightened to the manufacturer’s procedure. Inspect the cylinder head and block surfaces carefully before installation, and confirm the bore size and thickness match the engine specification.

For fitment verification, this part is used on right-side applications such as Fits 2006-2016 Chevrolet Express 2500, right; Fits 2001-2016 Chevrolet Silverado 2500 HD, right; and Fits 2007-2016 GMC Sierra 3500 HD, right.

Quality Assurance

Mahle supplies sealing products used by OEMs and professional technicians worldwide, and this gasket is built to OEM-standard expectations for engine repair. Part number 54582 is manufactured as a multi-layered steel head gasket for consistent sealing performance in the listed GM applications.