If you cannot find the detail you need on these diagrams a list of additional diagram are listed below them and can be viewed on the International MG Y Type website.
Click here to view these diagrams on the international Y type website under Technical Data
MG YA wiring diagram Y 0251 – Y 0583 Control Box Lucas RF.91
MG YA wiring diagram for cars for use in USA Control Box Lucas RF.95
MG YA wiring diagram commencing Y 0584 Control Box Lucas RF.95
MG YT wiring diagram Home and Right Hand Drive Export
MG YT wiring diagram Left Hand Drive Export
MG YT EXU – additional details to standard LHD cars for EXU cars only – source T O’Brien
MG YT EXU 1949 standard LHD cars for EXU cars Control Box Lucas RF.91 only
MG YT EXU – 1951 – 1952 standard LHD cars for EXU cars Control Box Lucas RF.95 only
YT Lighting and Ignition Switch
MG YB wiring diagram YB 0251 – YB 0326 Control Box Lucas RF.95 – same as late YA!
MG YB wiring diagram commencing YB 0327 with single horn
MG YB wiring diagram commencing YB 0327 with twin windtone horn






