RedactedNarrative: Operator and passengers were working on the motor of vessel 1.  The motor would not shift into forward or reverse gear.  Due to windy conditions, the vessel began to take on water over the stern causing the vessel to capsize and eject the operator and passengers.  Operator and passengers climbed onto the bottom of the overturned vessel and stayed with the vessel until it drifted to the shore of the dam.  Area of the accident was approx 5,657 feet east of the kiowa 2 boat ramp and approx 1,492 feet north of the lake dam draw down tower and approx 6,860 feet west of the beaver boat ramp.