Hi, I am thinking of upgrading my 60 hp 2 stroke Mariner (which I hate !) to either a Evinrude 90 E-Tec, or 115. It is to go onto a lightweight sports boat (Salcombe Flyer) so I am mindful of the weight, hence I am thinking of an Evinrude, over a 4 stroke Suzuki (one of the lightest 4 strokes, I...