Diamond Power Timing Chain kit works with Lincoln Navigator 5.4L V8 DOHC 32V 1999 2000 2001 2002 Belt Warranty (25,000 Miles), Chain Warranty (38,000 Miles) (This product must be installed by a certified professional mechanic) Same day shipping when purchased before 3pm EST Our products are tested and meet or exceed OEM performance requirements Fits 2001-2004 Lincoln Navigator 5.4L DOHC V8 32V Available Timing Chain Kits and Timing Belt Kits 2001-2004 Lincoln Navigator 5.4L DOHC V8 32V 2002 Lincoln Blackwood 5.4L DOHC V8 32V CHAIN (SECONDARY) CHAIN (PRIMARY) TENSIONER (SECONDARY R.H.) TENSIONER (SECONDARY L.H.) TENSIONER (L.H.) TENSIONER (R.H.) TENSIONER ARM ASSY GUIDE, (L.H.) GUIDE, (R.H.) SPROCKETS GEARS