Mahle 54445 Engine Cylinder Head Gasket

Reliable Multi-Layered Steel Cylinder Head Gasket

The Mahle 54445 engine cylinder head gasket is engineered for durability and precision sealing in a range of GM vehicles. Designed with multi-layered steel construction, this gasket ensures a secure seal between the cylinder head and engine block, maintaining optimal engine performance.

• Constructed from multi-layered steel for enhanced strength and durability
• Thickness options of 0.05 mm and 1.35 mm for precise fitment
• Cylinder bore diameter of 104.14 mm (4.10 inches) for accurate sealing
• OEM standard grade ensuring compatibility and reliability
• Torque to yield design for proper installation and sealing
• Package includes one head gasket without additional sealant

Technical Details and Material Specifications

This Mahle engine cylinder head gasket (part number 54445) features a multi-layered steel (MLS) design, which provides superior resistance to heat and pressure compared to traditional composite gaskets. The gasket thicknesses of 0.05 mm and 1.35 mm accommodate precise engine tolerances, while the 104.14 mm (4.10 inch) cylinder bore diameter matches exact engine specifications. The torque to yield feature allows the gasket to maintain a tight seal under varying thermal and mechanical stresses, reducing the risk of leaks and engine damage.

Compatible Vehicles and Applications

This cylinder head gasket is compatible with a variety of General Motors vehicles, including Cadillac, Chevrolet, GMC, Hummer, Pontiac, and Saab models. Specifically, it fits engines in vehicles such as the Cadillac CTS, Escalade (including ESV and EXT), Chevrolet Corvette, GTO, Silverado 1500 and 2500 series (including HD and Classic variants), GMC Sierra 1500 through 3500 series, Hummer H2, and several others like the Suburban and Tahoe. The Mahle 54445 gasket is suitable for applications requiring OEM standard quality and precise sealing performance.

Common Engine Issues Addressed

• Prevents coolant and oil leaks between the cylinder head and engine block
• Reduces risk of engine overheating due to gasket failure
• Maintains compression integrity for optimal engine power
• Minimizes potential for exhaust gas leaks affecting emissions
• Helps avoid costly engine repairs related to head gasket damage

Installation Notes and Tips

Ensure the cylinder head and engine block surfaces are clean and free of debris before installation. Use the specified torque sequence and values to properly tighten the gasket, taking advantage of the torque to yield design. Avoid using additional gasket sealants as this product does not include or require them. Follow manufacturer guidelines for re-torquing if applicable.

Quality Assurance and Warranty

Mahle 54445 cylinder head gasket meets OEM standards for material and manufacturing quality. The multi-layered steel construction is tested for durability under high temperature and pressure conditions. This part is backed by Mahle's quality assurance protocols, ensuring reliable performance when installed according to specifications.