The Hirth HM 508 was an air-cooled, eight-cylinder, 60° cylinder bank angle inverted-V
aircraft engine
An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Most aircraft engines are either piston engines or gas turbines, although a few have been rocket powered and in recent years many ...
built in
Germany
Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...
in the 1930s.
It had a bore and stroke of 105 mm × 115 mm (4.1 in × 4.5 in) and developed 210 kW (280 hp) at 3,000 rpm.
Variants
;HM 8U:
;HM 508A:
;HM 508B:
;HM 508C:
;HM 508D: at 3000 rpm
[
;HM 508E:
;HM 508F:
;HM 508G:
;HM 508H: , low fuel consumption variant, with centrifugal supercharger geared at 3.86:1 crankshaft speed for long-range record breaking aircraft.
]
Applications
*Ambrosini S.7
The Ambrosini SAI.7 was an Italian racing aircraft flown before World War II that entered production as a military trainer (designated simply S.7) after the war. It was of conventional configuration, constructed of wood, with a Conventional landi ...
*Gotha Go 146
The Gotha Go 146 was a twin-engine utility aircraft developed in Germany in the mid-1930s. It was a conventional low-wing cantilever monoplane with tailwheel undercarriage, the main units of which retracted into the engine nacelles on the wings. ...
*Gotha Go 149
The Gotha Go 149 was a military aircraft developed in Germany in the mid-1930s for training fighter pilots. It was a conventional low-wing cantilever monoplane with tailwheel undercarriage, the main units of which retracted inwards. The wing w ...
*Heinkel He 116
The Heinkel He 116 was an extremely long-range mail plane designed to deliver airmail between Germany and Japan. Several examples were built for this role, as well as a small batch to be used in the long-range reconnaissance role.
Development an ...
*IMAM Ro.63
The IMAM Ro.63 was an Italian STOL aircraft designed for short-range reconnaissance and light transport during World War II.
Development and design
Interest in a STOL aircraft was raised by the Fieseler Fi 156 Storch acquired from Germany, an ...
*Messerschmitt Bf 108
The Messerschmitt Bf 108 ''Taifun'' (English: "Typhoon") was a German single-engine sport and touring aircraft, developed by Bayerische Flugzeugwerke in the 1930s. The Bf 108 was of all-metal construction.
Design and development
Originally desi ...
*Siebel Fh 104
The Siebel Fh 104 Hallore was a small German twin-engined transport, communications and liaison aircraft built by Siebel.
Design and development
In 1934, the Klemm Leichtflugzeugbau set up a new factory at Halle, for production of all-metal ai ...
*Weserflug We 271
The Weserflug We 271 was a German flying boat prototype, first flown just before World War II.
History
This amphibious flying boat was produced in 1938 by the German aviation company Weser Flugzeugbau GmbH. The aircraft was a twin engine, all- ...
Experimental aircraft
Specifications (HM 508D)
See also
References
{{Hirth aeroengines, state=collapsed
20th-century aviation
Aviation history of Germany
1930s aircraft piston engines
1930s German aircraft
Hirth aircraft engines
Inverted aircraft piston engines