120 check data plate on engine side of firewall.
1946 Stylemaster DJ-1001 to 5689
Fleetmaster DK-1001 to 58678
1947 Stylemaster EJ-1001 to33745
Fleetmaster EK-1001 to 72404
1948 Stylemaster FA-1001 to 825234
Fleetmaster FK-1001 to 81603
Hope this helps. Don