Saito SAFA-125A - FA-125A 20,5cc 4-stroke Nitro EngineSaito FA 125A Four Stroke Glow Engine Only Saito could put 1. 25 cubic inches of power into a 1. 00 size case. Not only is the FA 125 lighter and more powerful than the FA 120 it replaces, its unique size allows modelers to apply its awesome power to a wide variety of airplane sizes. It will work with anything from . 90 size sport aerobats all the way up to 1. 20 size sport and IMAC planes. As with most Saito engines, the FA 125A is available in a