Diamond Power Timing Chain kit & Oil Pump kit works with Ford Explorer Sport Trac Mustang Ranger Land Range Rover Mazda B4000 Mercury Mountaineer 4.0L V6 SOHC 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 1997-2009 MERCURY MOUNTAINEER 4-0L SOHC V6 VIN E K Available Timing Chain Kits and Timing Belt Kits