Randy,<BR>according to my book the engine no T6 was used in 1934-5 on the K19, 20, 21, 30, 31, 32, 33, K34 Dodge trucks. 3/4, 1 & 1 1/2 ton. if u find the chassis no [on rail between front wheel & front door] i may be able to read it also.<BR>hope this helps,<BR> Manuel