I have a 1992 Bayliner Trophy, 1992, 20' Cuddy (model 2059) with 175 Hp engine and Mercruiser Alpha 1, Gen II stern drive (I believe that the gear ratio is 1.81). It weighs roughly 3400 pounds dry and roughly 4400 pounds loaded. It currently has a 14.5 x 19 prop and a Davis doel-fin hydrofoil...