Saito FG 17 Four-Stroke Petrol EnginePerformance wise the FG 17 is comparable to the FA 100 glow engine. As with other FG engines, it employs a carburettor with a diaphragm pump. This helps make the engine non critical in terms of fuel levels, allowing the fuel tank to be mounted in a wider range of locations, as well as sustaining fuel flow during aggressive aerobatics and vertical manoeuvres. Each engine is supplied with a sparkplug, muffler, engine mount and an electronic ignition