Take a tour of molecular machines working in the cell and see what new things scientists have found out about them.
There are various types of flagella, but all function like a rotary engine made by humans. Even non-ID scientists marvel at the complexity of these machines.
If one visualizes the recoil action of large guns on ships as they fire, that is perhaps what the EA (export apparatus) is doing for the T3SS.
Don’t burden your great research program with Darwin’s mid-1800s view of biology (or any modified descendant of Darwin’s general premise).
The Saturday Morning Lectures series recently featured an excellent presentation by Dr. David Sivak.