Take Off TBM 11
The Take Off TBM 11 is an aircraft engine, designed and produced by Take Off GmbH of Hamm, Germany, for use in ultralight and homebuilt aircraft.[1]
TBM 11 | |
---|---|
Type | Aircraft engine |
National origin | Germany |
Manufacturer | Take Off GmbH |
Design and development
The TBM 11 engine is a twin-cylinder four-stroke, horizontally-opposed, 1,085 cc (66.2 cu in) displacement, air-oil-cooled, gasoline engine design, with a clutch and damper reduction drive with reduction ratios of 3.55:1, 3.2:1 and 2.8:1. It employs dual electronic ignition and produces 98 hp (73 kW) at 7100 rpm, with a compression ratio of 11.5.[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 11)
Data from Tacke[1]
General characteristics
- Type: Twin-cylinder, four-stroke aircraft engine
- Bore: 101 mm (4.0 in)
- Stroke: 73 mm (2.9 in)
- Displacement: 1,085 cc (66.2 cu in)
- Dry weight: 74 kg (163.1 lb)
Components
- Fuel type: gasoline
- Cooling system: air-oil
- Reduction gear: clutch and damper
Performance
- Power output: 98 hp (73 kW) at 7100 rpm
- Compression ratio: 11.5:1
References
- Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015. ISSN 1368-485X
- Take Off GmbH. "Motoren". www.takeoff-ul.de. Retrieved 19 April 2018.
- Take Off GmbH (2006). "two-cylinder four-stroke engine with spur gear and centrifugal clutch" (PDF). www.takeoff-ul.de. Retrieved 19 April 2018.