The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.

This Part Fits:

Year	Make	Model	Submodel
1997-2010	Ford	Explorer	Eddie Bauer
1997-2010	Ford	Explorer	Limited
2004	Ford	Explorer	NBX
2000-2003	Ford	Explorer	Postal
1997-2000	Ford	Explorer	Sport
1997-1999	Ford	Explorer	XL
2000-2001	Ford	Explorer	XL Fleet
1999-2006	Ford	Explorer	XLS
2004-2005	Ford	Explorer	XLS Sport
1997-2010	Ford	Explorer	XLT
2004-2005	Ford	Explorer	XLT Sport
2003	Ford	Explorer Sport	XLS
2003	Ford	Explorer Sport	XLT
2007-2010	Ford	Explorer Sport Trac	Limited
2003-2005	Ford	Explorer Sport Trac	XLS
2003-2005,2007-2010	Ford	Explorer Sport Trac	XLT
2005-2010	Ford	Mustang	Base
2001-2005	Ford	Ranger	Edge
2006-2009	Ford	Ranger	Sport
2004	Ford	Ranger	Tremor
2001-2003,2005-2011	Ford	Ranger	XL
2001-2011	Ford	Ranger	XLT
1998-2004,2007-2010	Mercury	Mountaineer	Base
2005-2006	Mercury	Mountaineer	Convenience
2005-2006	Mercury	Mountaineer	Luxury
2004-2010	Mercury	Mountaineer	Premier