Take Off TBM 12

TBM 12
Type Aircraft engine
National origin Germany
Manufacturer Take Off GmbH
Unit cost €10,300 (2015)

The Take Off TBM 12 is an aircraft engine, designed and produced by Take Off GmbH of Hamm, Germany, for use in ultralight and homebuilt aircraft.[1]

Design and development

The TBM 12 engine is a twin-cylinder four-stroke, horizontally-opposed, 1,185 cc (72.3 cu in) displacement, air-oil-cooled, gasoline engine design, with a helical gear mechanical gearbox reduction drive with reduction ratios of 3.5:1, 2.58:1, 2.13:1 and 1.8:1. It employs electronic ignition and produces 115 hp (86 kW) at 7200 rpm, with a compression ratio of 13.1:1.[1]

The engine is based upon a BMW motorcycle engine design.[2]

The engine specifications carry a manufacturer's warning that the engine has not been tested, nor is certified for aircraft use, and that neither BMW nor Take Off accept any liability for aircraft use or consequential damages.[3]

Specifications (TBM 12)

Data from Tacke[1]

General characteristics

  • Type: Twin-cylinder, four-stroke aircraft engine
  • Bore: 79 mm (3.1 in)
  • Stroke: 59 mm (2.3 in)
  • Displacement: 1,185 cc (72.3 cu in)
  • Dry weight: 73 kg (160.9 lb)

Components

Performance

  • Power output: 115 hp (86 kW) at 7200 rpm

See also

Related development

Related lists

References

  1. 1 2 3 Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015. ISSN 1368-485X
  2. ↑ Take Off GmbH. "Motoren". www.takeoff-ul.de. Retrieved 19 April 2018.
  3. ↑ Take Off GmbH (2006). "two-cylinder four-stroke engine with spur gear and centrifugal clutch" (PDF). www.takeoff-ul.de. Retrieved 19 April 2018.
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