This is a new old stock heater control switch for all Chrysler, Dodge, Desoto, and Plymouth Cars built in 1959. The Chrysler part number for this switch is 1842490.
This is a New Old Stock Heater Control Valve, Chrysler part number 1540547. This part is correct for Chrysler, Dodge, Plymouth and Desoto with the following heaters: Chrysler Heater: 500, 501, 502, 503, 504 Desoto Heater: 500, 501, 502,503, 504 Dodge Heater: 104, 500, 501, 503, 505, 506 Plymouth Heater: 103, 104, 105, 505