RedactedNarrative: Subject stated that he had spent all summer building the engine for the boat and on 08-24-2014 at about 8:30 am he came out to brake the motor in. Subject stated the motor sounded a little off so he stopped and started working on it and a spark caught a rag on fire and at some point a gas can got knocked over and the boat caught on fire and he was unable to put the fire out.The fire caused total loss of vessel.