A radial engine is an internal combustion engine with a radial bank of cylinders and pistons. It is common on vintage aircraft.

Images

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  radial engine
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  radial engine on propeller plane
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  BMW 132 9-cylinder Radial Engine, Master Connecting Rod and Articulated Rods
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  Liquid cooled
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  Monaco-Trossi 1935
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  7-cylinder radial engine on propeller plane Blériot XI
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  7-cylinder radial engine on propeller plane
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  radial engine on propeller plane

Animations