Take Off TBM 12


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.
WWW takeoff-ul.de/motoren.htm

Design and development

The TBM 12 engine is a twin-cylinder four-stroke, horizontally-opposed, 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 at 7200 rpm, with a compression ratio of 13.1:1.
The engine is based upon a BMW motorcycle engine design.
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.