Ford OEM timing chain. Ford part number 5L3Z6268A. Fits the following vehicles equipped with a 5.4L or 6.8L engines ONLY: 2002-2003 Lincoln Blackwood, 2003-2014 Expedition, 2003-2014 Lincoln Navigator, 2004-2010 F150, 2006-2008 Lincoln Mark LT, 2005-2025 E-series E150 E250 E350 Econoline vehicles, 2005-2019 F-series super duty F250 F350 F450 F550 vehicles, 2005-2006 Ford GT, 2016-2025 Ford Medium Duty F650 and F750 vehicles, and 2004-2024 F53 stripped chassis camper/RV vehicles. Verify part number and pictures and fitment to your vehicle BEFORE ordering. Thank you! NO RETURNS ON USED PARTS.