Historical Continental-built Wright Whirlwind R-975 aircraft piston-engine family, a 9-cylinder air-cooled radial developed from the Whirlwind line and used in postwar helicopters, convertiplanes, and light aircraft.
Historical Continental-built Wright Whirlwind R-975 aircraft piston-engine family, a 9-cylinder air-cooled radial developed from the Whirlwind line and used in postwar helicopters, convertiplanes, and light aircraft.