Timing Chain Tensioner is a direct fit for the following:

2000-2010 Ford F-150
1997-1999 Ford F-250
2000-2017 Ford F-250 Super Duty
2000-2017 Ford F-350 Super Duty
2000-2017 Ford F-450 Super Duty
2002-2003 Ford F53
2011-2017, 2004-2009 Ford F53 Stripped Chassis
2000-2017 Ford F-550 Super Duty
2005-2006 Ford GT
2001-2010 Ford Mustang
2003-2005 Lincoln Aviator