HomeEngine > Gaskets and Sealing SystemsMahle HS54684A Engine Cylinder Head Gasket Set
Part #: HS54684A

Mahle HS54684A Engine Cylinder Head Gasket Set

3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi, A8 Quattro
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Mahle HS54684A Head Gasket Set for Audi A8 Quattro

The Mahle HS54684A engine cylinder head gasket set is built for 1997-1999 Audi A8 Quattro applications and follows OEM-standard requirements for sealing performance. It uses a graphite cylinder head gasket, composite exhaust manifold gasket material, and paper intake manifold gasket material to support a precise engine reseal.

Mahle is known for sealing products used by OEMs and technicians worldwide, and this set is organized for a proper cylinder head service on the Audi A8 Quattro. The HS54684A part number is also a useful reference when verifying the correct gasket set for your repair.

Key Features

  • Engine cylinder head gasket set for 1997-1999 Audi A8 Quattro
  • Graphite cylinder head gasket material for sealing at the head surface
  • Composite exhaust manifold gasket material
  • Paper intake manifold gasket material
  • OEM Standard item grade
  • Torque-to-yield application noted for this fitment
  • Contains miscellaneous gaskets and seals for related sealing points
  • Mahle HS54684A cross-reference for parts lookup and verification

Detailed Description

The Mahle HS54684A head gasket set is a direct-fit sealing solution for Audi A8 Quattro models from 1997 through 1999. It is specified with a graphite head gasket material and includes additional gaskets and seals needed during cylinder head service. This set is appropriate for buyers searching for a 1997-1999 Audi A8 Quattro head gasket set, Audi A8 Quattro cylinder head gasket replacement, or Mahle HS54684A engine gasket kit.

This part cross-references FEL-PRO HS26618PT-1 for the same application.

What It Helps Address

  • Coolant or combustion leakage at the cylinder head sealing surface
  • Intake manifold sealing issues during top-end engine repair
  • Exhaust manifold gasket leakage at the manifold interface
  • Oil seepage related to worn engine sealing components
  • Loss of compression caused by a compromised head gasket

Installation Notes and Tips

Fits 1997-1999 Audi A8 Quattro, N/A. Cylinder head bolts are not included, and valve stem seals are not included. Cylinder head bolt replacement is recommended for this torque-to-yield application. Confirm all mating surfaces are clean and flat before assembly, and verify engine-specific service procedures before installation.

Quality Assurance

Mahle sealing products are used by OEMs and technicians around the world, and this set is built to OEM-standard expectations for fit and sealing performance. The HS54684A part number helps confirm application matching during parts selection.

BrandMahle
Part NumberHS54684A
Additional Package ContentsContains miscellaneous gaskets and seals
Cylinder Head Bolts IncludedNo
Cylinder Head Gasket MaterialGraphite
Exhaust Manifold Gasket MaterialComposite
Intake Manifold Gasket MaterialPaper
Item GradeOem standard
Torque To YieldYes

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1999AudiA8 Quattro4.2LV8N/AValve Stem Seals not Included; Cylinder Head Bolts Not Included; Cylinder Head Bolt Replacement Recommended
1998AudiA8 Quattro4.2LV8N/AValve Stem Seals not Included; Cylinder Head Bolts Not Included; Cylinder Head Bolt Replacement Recommended
1997AudiA8 Quattro4.2LV8N/AValve Stem Seals not Included; Cylinder Head Bolts Not Included; Cylinder Head Bolt Replacement Recommended

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

077 198 012 B

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.