Dear people, boat lovers! <br />I am looking at a boat (Aquamar: Vulcanissimo) that is 4,3 m long (6,9 foot) and can have max. 40 HP engine. More I read about 2-stroke vs. 4-stroke engines, more confused I get. I think that 4-stroke Mercury or Yamaha could be good choice. I can use my boat only...