![](http://www.alamy.com/thumbs/6/0A423DB3-821B-4218-901C-060D90377976/2E76WTF.jpg)
18-cylinder air-cooled radial aircraft engine
Size: 5910px × 3942px
Photo credit: © Akhararat Wathanasing / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: 18, air, aircraft, airplane, airport, aluminum, aviation, blade, circle, classic, close, cylinder, detail, engine, engineering, flight, fly, front, fuel, industry, machine, maintenace, mechanic, metal, motor, people, piston, plane, power, propeller, radial, repair, retro, star, transport, tubes, vintage