Mahle HS54654 Engine Cylinder Head Gasket Set

Engine Sealing Set for Mazda Miata

Restore sealing performance with this Mahle engine cylinder head gasket set, part number HS54654. It is built for 2001-2005 Mazda Miata applications and uses OEM-standard materials for dependable sealing across the cylinder head, intake, and exhaust interfaces.

• Multi-layered steel cylinder head gasket for durable sealing performance
• Multi-layered steel exhaust manifold gasket for heat-resistant sealing
• Rubber-coated metal intake manifold gasket for a secure seal
• Contains miscellaneous gaskets and seals for related engine sealing points
• Torque-to-yield application; cylinder head bolts are not included

Detailed Product Overview

Mahle HS54654 is an OEM-standard engine cylinder head gasket set engineered for Mazda Miata models from 2001 through 2005. The set combines multi-layered steel construction for the cylinder head and exhaust manifold with a rubber-coated metal intake manifold gasket, helping maintain sealing integrity under heat and pressure. This part number, HS54654, is a direct fit for the listed Mazda Miata applications and is suited to engine service where sealing surfaces must be restored to specification.

Mahle is known for gasket and sealing products used by OEMs and technicians worldwide, and this set reflects that focus on consistent sealing materials and application-specific coverage. This part cross-references FEL-PRO (e.g., HS 26234 PT-1) for the same application.

What This Part Helps Address

• Coolant or combustion leakage at the cylinder head sealing surface
• Exhaust leaks at the manifold interface
• Intake manifold sealing issues
• Loss of compression caused by worn gasket surfaces
• Engine reseal work during cylinder head service

Installation Notes and Tips

Fits 2001-2005 Mazda Miata, N/A. This application uses torque-to-yield cylinder head bolts, and the notes specify that replacement bolts are recommended because they are not included. Clean and inspect all mating surfaces before assembly, and follow the vehicle service manual for torque sequence and tightening specifications. Verify all sealing surfaces and related components before reassembly.

Quality Assurance

Mahle sealing products are trusted by OEMs and technicians around the globe, and this gasket set is built to OEM-standard requirements for application-specific engine service.