Diesel/Electric to Pods would be the easiest set up. Sadly, The owners can not afford the pen to write the bad check with, none less the dry dock...
One of the reduction gears for that, would cost more than the boat is worth. Also, Her props (4) were sold off long ago. What is installed now...
Ah sweet. 12V71Ns, Older NL gen-sets. I do not see the spread between the engines as I was expecting.