Image Item No. Description  x469b (Inv)  Electric, Motor 4.5V Type C 12 x 4 x 3 1/3 (Train) Catalog: Parts: Electric, Motor  x469bd  Electric, Motor 4.5V Type D 12 x 4 x 3 1/3 Lower Housing (Train) Catalog: Parts: Electric, Motor  x469be  Electric, Motor 4.5V Type D 12 x 4 x 3 1/3 Upper Housing (Train) Catalog: Parts: Electric, Motor  x469bopen (Inv)  Electric, Motor 4.5V Type D 12 x 4 x 3 1/3 with Open Contacts (Train) Catalog: Parts: Electric, Motor