alright i know there is someone out there dying to show me how mcuh they know. my uncle god rest him would have jumped all over this.... i have a johnson four cylinder engine, often called a fat 50. these were either 50 or 75 horse based on what i hve been told, i wanna know what year i have and what the hp is on it and the only numbers on it are on the engine freeze plug. Numbers are as follows J2485923.... SOMEBODY WOW ME PLEASE!!!!!!!!!!!!!!