Click to open image viewer. Power rating: 168 kW (225 hp) at 2,000 rpm Displacement: 12.9 L (788 cu in.) Bore and Stroke: 114 mm ( 4.5 in.) x 140 mm ( 5.5 in.) The J-5 Whirlwind was a cornerstone ...
Click to open image viewer. Charles Lawrance, originally a race car engine designer, built his first air-cooled aircraft engine in 1921 for a Navy contract. The 149 kW (200 hp) J-1 satisfied a Navy ...
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 ...