OS FSα-56 ENGINE

Product information

This is the first model from the new FS ALPHA series of the single cylinder overhead valve four cycle engine from OS engines It features sharp and modern look and broad power band to suit a variety of model types. Newly designed F-4040 silencer minimizes noise with its soft, low-amplitude sound. Threaded header pipe allows adjustments in the distance between silencer and exhaust and exhaust angle. New lubricating system eliminates the need for breather tubing from the crankcase. It has the same mounting dimensions, drive hub position and linkage position with the FS-52S. Technical specifications: Displacement: 9,32 cc Bore: 24,0 mm Stroke: 20,6 mm Practical RPM: 2400-13000 RPM Weight: 419 gr Crankshaft thread: UNF 5/16“x24 Cylinder (Number/System): 1/4 stroke Power output: 1,00 CV@10000 RPM Recommended 2 bladed props: Sport and aerobatic: 13x6, 12x6-8 Scale: 13x6-7, 12x6-8 Delivered with F-4040 muffler assembly (42gr) and OS 4 stroke glow plug.