Originally registered CF-CYT by De Havilland Canada for production flight testing, this Chipmunk was RCAF 18006 with the Air Force. To Crown Assets Disposal Corporation for sale in October 1964 , the aircraft reverted to CF-CYT when registered civily. The aircraft is pictured temporally registered CF-CYTX with a recent very clean Continental engine conversion. It was sold in 1985 and registered N18EF in the USA where it is current at the time of uploading.