RedactedNarrative: VESSEL 1 OPERATOR STATES HE WAS CRUISING W/B WHEN HE HEARD A LOUD NOISE COME FROM THE LOWER UNIT OF VESSEL 1.  HE THEN STOPPED VESSEL 1 AND DETERMINED HE HAD MECHANICAL FAILURE TO DRIVE SHAFT AND INBOARD DRIVE. VESSEL 1 BEGAN TO TAKE ON WATER.  VESSEL 1 WAS THEN TOWED TO BUNCOMBE CREEK MARINA AND LOADED ON TRAILER.   THIS REPORT IS BASED ON STATMENTS MADE BY OPERATOR OF VESSEL 1. AREA OF THE ACCIDENT WAS APPROX .5 MILES SOUTH OF BUNCOMBE CREEK MARINA AND APPROX .75 MILES NORTH OF THE SOUTH SHORELINE AND APPROX 800 FEET EAST OF THE WEST SHORELINE.