I've got experience with 4 E-tecs. Have used them for work. A 75hp 2007......a 115hp 2010.....a 75hp 2014.....and just recently a 90hp 2015, (to replace the 115)
The first 3 cylinder 75 engine was a beast. The most reliable outboard I've ever had the pleasure to work with. It had quirks. Blew...