The 20th century was the age of the internal combustion engine. The fruits of industrial progress produced power plants tasked with everything from running generators to powering warplanes. The First ...

If you look at aircraft from the Second World War or earlier, you'll notice that many of them have engines with large frontal areas and cylinders arranged about the propeller crankshaft. This a radial ...

The Twin Cat was a late 1970s/early '80s supplemental type certificate (STC) modification for the Grumman Super Ag Cat, replacing its single radial engine with two Lycoming flat-6 engines to offer ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Power rating: 1,268 kW (1,700 hp) at ...