Curtiss OX-5

The 90 hp OX-5 was one in a series of Glenn Curtiss liquid-cooled V-8 aircraft engines, which had started as a series of air-cooled V-twins for motorcycles in 1902. The OX-5 proved economical on fuel, using only eight gallons per robust hour at 75% power, due to the relatively slow RPM of the engine. With […]