OTC 6918 Spark Plug Remover Kit, Black. Thread Size 14mm. Used once, not new. Vehicle types with Ford 4.6L 3V V8 engines, Ford 5.4L 3V V8 engines, and Ford 6.8L 3V V10 engines. These include Ford Mustang (2005-2008), Ford Explorer (2006-2008), Ford F-Series (2004-2008), Ford Expedition (2005-2008), Lincoln Navigator (2005-2008), and Ford F-Series 250, 350, and 450 (2005-2008).