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 ...

During World War II the radial engine was popular, and it was used in many fighter and bomber aircraft. Manufacturers in aviation used them because the engines deliver a ton of power for their size, ...

Bore and Stroke: 156 mm (6.2 in.) x 156 mm (6.2 in.) The BMW 801 was the first German high-performance, air-cooled radial engine of new design introduced after the start of World War II. Introduction ...

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 ...