Mahle - Engine Cylinder Head Gasket - 54657

Mahle Engine Cylinder Head Gasket – 54657

The Mahle 54657 is a premium-quality multi-layered steel (MLS) cylinder head gasket designed for Ford 6.4L Power Stroke diesel engines. Built to handle the high cylinder pressures and thermal loads of turbocharged diesel applications, this gasket features Black Diamond™ coating for superior sealing and long-term durability. This gasket includes 20mm dowel pins, ensuring proper alignment during installation and compatibility with updated cylinder head designs.

Whether you're completing a stock repair or a performance diesel build, Mahle provides trusted OE-replacement reliability.

Specifications:

• Material: Multi-Layered Steel (MLS)

• Thickness: 0.059 in / 1.58 mm

• Cylinder Bore Diameter: 4.03 in / 102.26 mm

• Gasket Coating: Black Diamond™

• Sealant Included: No

• Item Grade: Premium Replacement

• Cylinder Head Dowel Outer Diameter: 20mm

• Cylinder Head Dowel Included: Yes

• Package Quantity: 3 Gaskets per set (single cylinder head application)

Vehicle Fitment – Ford (6.4L Power Stroke 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 Numbers – Ford:

• 8C3Z-6051-A

• 8C3Z-6051-B

• 8C34-6G098-AA

• 8C34-6G098-AB

• 8C34-6G098-AC

📞 Call 1-800-228-8482 or 📧 Email parts@southcentraldiesel.com for help verifying dowel size or bundling with head bolts and top-end kits.

⚠️ Return Policy: Opened packages are not eligible for return.