Mahle - Engine Cylinder Head Gasket Set - HS54657

Mahle Engine Cylinder Head Gasket Set – HS54657

The Mahle HS54657 is a comprehensive, OEM-grade cylinder head gasket set built specifically for 2008–2010 Ford Super Duty trucks equipped with the 6.4L Powerstroke diesel engine. This high-quality set is designed to support a complete top-end engine overhaul, offering a full range of gaskets and seals for all critical components—from the cylinder heads to the turbo system.

Mahle uses multi-layered steel (MLS) for the head and exhaust gaskets and fluoroelastomer valve stem seals, ensuring durability and heat resistance under extreme diesel operating conditions.

Key Features:

• Item Grade: OEM Standard

• Cylinder Head Gasket Material: Multi-Layered Steel (MLS)

• Intake Manifold Gasket Material: Molded Rubber

• Exhaust Manifold Gasket Material: Multi-Layered Steel

• Valve Stem Seal Material: Fluoroelastomer

• Cylinder Head Bolts Included: No

• Cylinder Head Dowels Included: Yes

• Torque-to-Yield Bolts Required: Yes

• Package Quantity: 159 components

Includes:

• Cylinder Head Gaskets

• Valve Cover Gaskets & Grommets

• Intake & Exhaust Manifold Gaskets

• Turbocharger Gaskets, Seals, and Mounting Hardware

• EGR Valve & EGR Cooler Gaskets

• Fuel Injector O-rings, Washers, and S-Tubes

• Throttle Body & Thermostat Housing Gaskets

• Rocker Box, Oil Cooler, and Oil Line Gaskets

• Crankcase Breather & Radiator Hose Seals

• Cylinder Head Dowels

• And more—see full list above

Vehicle Fitment – Ford (6.4L Powerstroke Diesel):

• F-250 Super Duty (2008–2010)

• F-350 Super Duty (2008–2010)

• F-450 Super Duty (2008–2010)

• F-550 Super Duty (2008–2010)

OEM Reference Number:

• 8C3Z-6079-D

Note: Cylinder head bolts are not included and should be purchased separately. Always verify compatibility by VIN or engine build before ordering.

📦 Return Policy Notice:
Due to the sensitive nature of gasket sets, any opened packaging will void eligibility for return. Please verify fitment before opening.

📞 Call 1-800-228-8482 or 📧 Email parts@southcentraldiesel.com for expert help or to bundle with head bolts or additional components.