Hirth HM 504
The Hirth HM 504 is a four-cylinder air-cooled inverted inline engine. The HM 504 was a popular engine for light aircraft of the 1930s-1940s, and it was used to power a number of Germany's trainer aircraft of World War II. The engine featured a cast magnesium alloy crankcase. The Hitachi Hatsukaze Model 11 was a Japanese licensed version.Applications
- Bücker Bü 131
- Bücker Bü 181
- BŻ-1 GIL
- Klemm Kl 35
- Matra-Cantinieau MC-101
- Morane-Saulnier MS.603
- Payen Arbalète
- Repülőgépgyár Levente II
Specifications (HM 504 A-2)