This highly efficient marine dlesel is ideally suited for medium-size sailing yachts. With its compact dimensions and sophisticated design with no ex- terior moving parts the BMW D12 is particularly safe and functional. Its high standard of fuel economy gives it an above-average cruising range, and with its outstanding running smooth- ness and the compensation shaft to neutralize vibrations, it makes even long voyages a real pleasure. The pat- ented lubrication system allows per- manent operation of the engine at an angle of heel of up to 25°. Another important advantage is the positive power-to-weight ratio, which in many cases dispenses with the need for a more powerful engine. Special features: aluminium crankcase • Operation at a permanent angle of and, therefore optimum safety against injuries • Simple, inexpensive maintenance • Optimum corrosion-proofing through two-component paintwork • Bosch fuel injection pump with mechanical control and self bleeding -optimum combustion and clean exhaust emission • Additional supression of vibration • Flexible four-point engine mounts to minimize vibrations conveyed to • Alternator (integrated in flywheel) and a heavy duty starter • Easy-to-operate manual starter with starting handle and automatic • Reduction-ratio reverse gearbox for a wide range of different • Thermostat-controlled salt water cooling to provide a constant Imp gals per operating hour at maximum output • Fuel filter with water separator • Electrical wiring complying with the strict US Coast Guard regulations, resetable fuses to provide extra safety against overload the factory for single-lever remote control of throttle and gear shift The D12 has a wide range of excep- tional advantages. This applies not marine engines that bear the symbol BMW's complete range of marine en- gines for sailing boats and motor yachts offers all kinds of options and a wide choice of diesel and petrol units. You can choose from a wide range of optional extras and accessories to meet your personal requirements. And to make sure that you enjoy sheer boat- ing pleasure for a long time to come, dealer organization has trained marine technicians at your service as well as a reliable and quick supply

Water-cooled single-cylinder four-stroke engine In up-right position, swirl chamber process; forged-steel crankshaft with counter balance shaft Operation at a permanent angle of heel of up to 25°____ Flexible four-point engine mounts___ Dry weight of the complete engine 108 kg (238 lb)__ Valve drive: via rocker arms and tappet rods Centrifugal forced-feed lubrication (splash lubrication) Fuel supply system Bosch fuel injection pump Optimum fuel/air mixture provided by flat-bottom swirlaction combustion chamber Airfi Iter with air intake silencer Fuel supply by mechanical fuel pump with additional...