Serial numbers are on a plate on the right front door hinge pillar.
6 cylinder on crankcase to rear of distributor. Engine numbers were EA-1001 to EA-683120
Numerical prefix in serial indicates assembly plant as follows:
Tarrytown, New York
St. Louis, Missouri
Kansas City, Missouri
Serial numbers: 2 digit prefix for model year 47=1947
followed by a dash and 4 numbers indicating body type. These 4 numbers could also have a Letter suffix indicating trim or equipment options. Serial numbers for Stylemasters were EJ-1001 to EJ-56896, Serial numbers for Fleetmasters were EK-1001 to EK-72404. (Fleetline was a sub-series of Fleetmaster and included in the Fleetmaster numbers). All Fleetmaster body type numbers began with 21.