Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve More Vacuum allows an increase in duration for improved performance & assists power brakes Excellent performance in street carbureted applictions Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc. Fits Select: 2000-2003 FORD F150 8 Cyl 5.4 L 2010 FORD F150 SUPERCREW 8 Cyl 4.6 L 2002-2004 FORD EXPEDITION EDDIE BAUER 8 Cyl 5.4 L 1997-1999,2004-2009 FORD F150 8 Cyl 4.6 L 2000,2002,2011,2013,2015-2016 FORD ECONOLINE E350 SUPER DUTY CUTAWAY VAN 8 Cyl 5.4 L 2004,2012 FORD ECONOLINE E350 SUPER DUTY VAN 8 Cyl 5.4 L 2000-2001 FORD EXPEDITION XLT 8 Cyl 5.4 L 1993-2006,2008-2011 FORD CROWN VICTORIA POLICE INTERCEPTOR 8 Cyl 4.6 L 1999,2005,2009-2010 FORD ECONOLINE E350 SUPER DUTY WAGON 8 Cyl 5.4 L 1992-1995,1997,1999-2011 MERCURY GRAND MARQUIS LS 8 Cyl 4.6 L 2005-2006,2008-2010 LINCOLN TOWN CAR SIGNATURE LIMITED 8 Cyl 4.6 L 2006,2008,2014 FORD ECONOLINE E250 VAN 8 Cyl 4.6 L 1996-2004 FORD MUSTANG GT 8 Cyl 4.6 L 1999-2004 FORD F250 SUPER DUTY 8 Cyl 5.4 L 2007 FORD CROWN VICTORIA 8 Cyl 4.6 L 1997-1999 FORD EXPEDITION 8 Cyl 5.4 L 1998-2003,2007 LINCOLN TOWN CAR SIGNATURE 8 Cyl 4.6 L 2007 FORD ECONOLINE E250 CUTAWAY VAN 8 Cyl 4.6 L 2003 FORD ECONOLINE E250 SUPER DUTY STRIPPED CHASSIS 8 Cyl 5.4 L 2004 LINCOLN TOWN CAR ULTIMATE 8 Cyl 4.6 L 2004 FORD F-150 HERITAGE CLASSIC 8 Cyl 4.6 L 1997,2001 FORD ECONOLINE E250 VAN 8 Cyl 5.4 L 2002 FORD EXPLORER XLT 8 Cyl 4.6 L 1998-1999 LINCOLN NAVIGATOR 8 Cyl 5.4 L 1991-1994,1996-1997 LINCOLN TOWN CAR EXECUTIVE 8 Cyl 4.6 L and more - add your vehicle to our fit widget to check