The 1914 Dusenberg straight 12 3221ci, 800hp at 1600rpm With 2 of these engines running in the boat Disturber IV l, fuel burn was reported to be 132gal/hr First race out over a 30mile course Disturber IV won by 17minutes Second race it won and bet Miss Detroit by 10minutes First boat to do mile a minute The fate of the boat and it's engines is unknown.