One of the best sounds in the world is a start-up of a radial engine. Make sure you turn up the sound to hear the Legendary Warbird's Pratt & Whitney R-985, owned by Steve Martini, the 1939 Spartan Executive 7W. What's your favorite warbird? #warbird #r985 | Covington Aircraft

Six radial engines turning! The first flight of the Boeing B-17 Flying Fortress prototype began at Boeing Field on July 28, 1935. Today is the 90th anniversary of this historic event, and of course Museum PR Guy was outside to see the anni honored when one of only three B-17s still flying landed at Boeing Field. It arrived with a B-25, and both are based here at the Museum for a couple weeks of ground tours and ride flights as part of the CAF Arizona Airbase Flying Legends of Victory Tour. 4 eng

Pure unadulterated round engine magic. The mixture of the B-17 and B-25 engine sounds might just be your new soul soothing relaxation music. 😉 The B-17 "Sentimental Journey" and the B-25 "Made In The Shade", both from CAF Airbase Arizona, have landed in Atlanta, GA for a ground tours and rides event, along with the T-34 and LT-6 from CAF Airbase Georgia. Check their pages for more info. Don't miss seeing these beauties up close! #aviationhistory #vintageaviation #avgeek #aviation | Vintage Avia

A radial engine is a type of internal combustion engine where the cylinders are arranged in a circle around a central crankshaft. This design is commonly used in aircraft due to its compact structure and ability to be air-cooled effectively. The radial layout ensures even weight distribution and strong performance, making it popular in early aviation. The engine works by having each cylinder fire in a specific sequence, with each piston driving the crankshaft. A master-and-slave rod system conne