Hitachi Amakaze 31 (Ha 23-31), Imperial Japanese Navy, Radial 9 Engine | National Air and Space Museum
![The Japanese conglomerate Hitachi manufactured aircraft engines from about 1929 until the end of World War II, with a concentration on low-power seven and nine cylinder radials and inverted inline fours. The The Japanese conglomerate Hitachi manufactured aircraft engines from about 1929 until the end of World War II, with a concentration on low-power seven and nine cylinder radials and inverted inline fours. The](https://c8.alamy.com/comp/2GGBP0F/the-japanese-conglomerate-hitachi-manufactured-aircraft-engines-from-about-1929-until-the-end-of-world-war-ii-with-a-concentration-on-low-power-seven-and-nine-cylinder-radials-and-inverted-inline-fours-the-hitachi-aircraft-company-was-formed-in-1939-to-take-over-the-aircraft-and-aero-engine-branches-of-the-tokyo-gasu-denki-kk-or-tokyo-gas-amp-electric-co-ltd-many-if-not-most-japanese-military-trainers-were-powered-by-hitachi-copies-of-german-designed-hirth-air-cooled-inline-engines-the-hitachi-hatsukaze-powered-the-kyushu-k9w1-allied-code-name-cypress-navy-type-2-primary-trainer-2GGBP0F.jpg)
The Japanese conglomerate Hitachi manufactured aircraft engines from about 1929 until the end of World War II, with a concentration on low-power seven and nine cylinder radials and inverted inline fours. The
![Arjun Singh on X: "A collaboration of 5 organisations incorporated International Aero Engines (IAE) & launched the V2500 turbofan engine V : Roman numeral for 5 25 : 1st engine type had Arjun Singh on X: "A collaboration of 5 organisations incorporated International Aero Engines (IAE) & launched the V2500 turbofan engine V : Roman numeral for 5 25 : 1st engine type had](https://pbs.twimg.com/media/FYGL36xaMAAm6cr.jpg:large)