Saito FG-57TS Four-Stroke Twin Cylinder Petrol EngineProduct Description The FG 57TS is an updated version of the FG 57T. It has been designed as an alternative yet practical solution to the large singles normally used in 50cc class scale and aerobatic aeroplanes. Being a Saito twin it offers excellent throttle response and lower levels of vibration. The FG 57TS comes with the standard equipment of Heat Sink, Stand off mounts (35mm x 4) and lightweight aluminium prop washer. The twin exhaust sound gives