Diesel engine planes are not a common sight nowadays, but not too long ago, they were at the cutting edge of long-distance, slow-moving aviation.

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Dr. Hugo Junkers started development of his Diesel aircraft engines in a small factory at Dessau, Germany in 1911. His ...

Bore and Stroke: 120.7 mm (4.75 in.) x 146.1 mm (5.75 in.) In April 1931, the Guiberson Diesel Engine Company of Dallas, Texas, displayed publicly for the first time its A-980 Diesel aircraft engine, ...