Hirth F-40

The Hirth F-40 is a German aircraft engine, that was designed and produced by Hirth of Benningen for use in ultralight aircraft.[1]

Hirth F-40
Type Aircraft engine
National origin Germany
Manufacturer Hirth

By March 2018, the engine was no longer advertised on the company website and seems to be out of production.[2]

Design and development

The Hirth F-40 is a four-cylinder, two-stroke, 1,300 cc (79.3 cu in) displacement, liquid-cooled, gasoline engine design, with a helical gear mechanical gearbox reduction drive. It produces 120 hp (89 kW) at 4800 rpm.[1]

Specifications (F-40)

Data from Tacke[1]

General characteristics

  • Type: Four cylinder, two stroke aircraft engine
  • Bore: 76 mm (3.0 in)
  • Stroke: 69 mm (2.7 in)
  • Displacement: 1,300 cc (79.3 cu in)
  • Dry weight: 69 kg (152.1 lb)

Components

  • Fuel type: gasoline
  • Cooling system: liquid
  • Reduction gear: helical gear mechanical gearbox

Performance

  • Power output: 120 hp (89 kW)
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See also

Related lists

References
  1. Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 258-259. Flying Pages Europe SARL, 2015. ISSN 1368-485X
  2. Hirth. "All Engines". www.hirth-engines.de. Retrieved 19 March 2018.
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