Wright Cyclone engine on a B-17G 'Flying Fortress' a WW-II heavy bomber on display this week at the Fargo Air Museum. This B-17 is painted as quot;Sentimental Journeyquot;.

The B-17 has four 1200 Hp Wright Cyclone Model R-1820-97 engines of the 9-cylinder, radial, air-cooled type with a 16-to-9 gear ratio. -manual