Valve Cover Gasket is a direct fit for the following:

2004-2010 Ford E-350 Super Duty
2004-2010 Ford E-450 Super Duty
2003-2005 Ford Excursion
2003-2007 Ford F-250 Super Duty
2003-2007 Ford F-350 Super Duty
2003-2007 Ford F-450 Super Duty
2003-2007 Ford F-550 Super Duty

Genuine Ford Part Number: 3C3Z-6584-BA