Aluminum thermostat housing compatible with Explorer, Mountaineer, and Sport Trac models equipped with 4.0L V6 engines from 2002 to 2010.Also fits Mustang 4.0L V6 models from 2005 to 2010.Direct replacement for thermostat housing.Interchangeable with part numbers 1L2Z 8255-AA, 2L2Z 8575-AA, 2L2Z 8592-AA, 2L2Z 8592-BA, 2L2Z8575AA, 2L2Z8592AA, 2L2Z8592BA, 2L2Z-8592-BA, 2L2Z8592BB, 3L8Z12A648A, 902-860, RH148, RH158, 5R3Z-8592-BA, GL2Z 8592-A, GL2Z8592A, W702041S300.Includes one thermostat housing.