Product Description
MAHLE 54450A Black Diamond 18mm head gasket for the 2003–2007 Ford 6.0L Powerstroke. Multi-Layer Steel (MLS) construction with Black Diamond coating for superior sealing. Includes (1) head gasket and (2) cylinder head dowel pins. Sold individually—order quantity 2 per engine.
- Material: MLS, Black Diamond coated
- Thickness: 0.060" (1.52 mm)
- Bore: 3.83" (97.40 mm)
- Dowel size: 18 mm
- GTIN/UPC: 027067878342
Fitment
- 2003–2007 Ford F-250 / F-350 / F-450 / F-550 6.0L Powerstroke
- 2003–2005 Ford Excursion 6.0L Powerstroke
- 2004–2010 Ford E-350 / E-450 6.0L Powerstroke
- Important: 18 mm alignment dowels correspond to builds from 2003 through January 11, 2006. Ford OE heads after Jan 12, 2006 typically use 20 mm dowels. Confirm dowel size on your engine and any reman heads.
- Engine serial range reference: #137745–299092 (18 mm)
Cross Reference Numbers
- Ford/Motorcraft/Mopar: 3C3Z-6051-CA, 3C3Z-6051-CB, 3C3Z-6079-AA, 4C3Z-6051-CA, 4C3Z-6051-EA, 4C3Z-6051-EB, 5C3Z-6079-E
- International/Navistar: 1840463C2, 1840463C3, 1847100C95
FAQ
Do I need one or two gaskets?
Order quantity 2 per engine (sold individually).
Does this include dowel pins?
Yes—(2) cylinder head dowel pins are included.
Will this fit my 2006?
Possibly. Many 2006+ engines use 20 mm dowels. Check your build date/dowel size or head casting before ordering.
What’s the thickness and bore?
0.060" thickness (1.52 mm) and 3.83" bore (97.40 mm).
Warranty?
1-year limited manufacturer warranty.
