* Change 1 Part Light Gray {70026 Electric, Train 12V Remote Control Switch Motor 4 x 8 x 1 2/3 (Undetermined Type) to 70026b Electric, Train 12V Remote Control Switch Motor 4 x 8 x 1 2/3 with Deep Middle Hole}
Comments from Submitter:
Source: I have two 70026 in my personal collection that originally came from this set and set 7859. Connectors with centre post can be fully inserted in them.