RedactedNarrative: Vsl #1 was at the gas dock, fueling at Ken's gas dock at 24600 Jefferson, SCS, MI.  Subject started the engines and a large flame came from the engine area and shot into the cabin area starting a fire.  
  
  Subject attempted to put out the fire with an on board fire extinguisher and received help from other people.  SCS fire, EMS and police arrived n scene and rendered aid.  
  
  Subject stated he recently worked on his boat engines and may have not connected the flame/spark arrester.  Subject2 told Subject not to start the boat because the gas cap was not secured.  
  
  Subject started the boat anyways.  No injuries were reported.  Subject refused medical aid.
NameOfBodyOfWater: Lake St. Clair
NearestCityTown: St. Clair Shores              