The "Higgins Boat" that allowed D-Day to be successful
Was powered (most) by a Detroit 6-71 Diesel engine, modified by Gray Marine Motors (cooling)
Some were also powered by a Hall-Scott Marine engine (gas).
"A pessimist sees the difficulty in every opportunity, an optimist sees the opportunity in every difficulty” ---Sir Winston Churchill
"Political extremism involves two prime ingredients: an excessively simple diagnosis of the world's ills, and a conviction that there are identifiable villains back of it all." ---John W. Gardner
“You can’t go back and change the beginning, but you can start where you are and change the ending.” ---C. S. Lewis