NST BS 650
From Wikipedia, the free encyclopedia
| BS 650 | |
|---|---|
| Type | Aircraft engine |
| National origin | Germany |
| Manufacturer | NST-Machinenbau |
The NST BS 650 is a German aircraft engine that was designed and produced by NST-Machinenbau of Niedergörsdorf for use in ultralight aircraft.[1]
By March 2018 the engine was no longer advertised on the company website and seems to be out of production.[2]
The BS 650 is a twin-cylinder four-stroke, Vee configuration, 630 cc (38.4 cu in) displacement, air-cooled, petrol engine design, with a poly V belt reduction drive with a reduction ratio of 2.7:1. It employs dual magnetos and produces 35 hp (26 kW) at 4200 rpm, with a compression ratio of 9.0:1.[1]