Up for sale is a brand new in an unopened box OS FS56 Alpha engine. It is current stock with the Black Rocker Cover. Sale price includes postage anywhere within Australia. OS Engines FSA56 II .56 Four Stroke Aircraft Engine w/ F4040 Silencer Specifications
Carb Type O.S. 40NA rotary HP 1.0PS, 0.99 HP @ 10,000 RPM Muffler Type 2-piece aluminum Muffler Weight 1.48 oz (42 g) Prop Range 12x6-8 - 13x6-7 Stroke 0.81" (20.6mm) Crankshaft Threads UNF1/4-28 Engine (Only) Weight 13.9 oz (394g) w/o muffler, 14.8 oz (419g) Recommended Fuel 10%-20% four cycle blend nitromethane w/18% synthetic lubricant Width 1.7" (44mm) between mounting hole centers Total Weight 16.3 oz (461 g) Bore 0.945" (24mm) Type 4-stroke glow powered aircraft engine Displacement 0.569 cu in (9.32 cc) Height 3.3" (84mm) bottom of mounting tab to top of rocker cover Crankshaft Type Threaded Length 5.2" (131.3mm) from carb to front of drive hub RPM Range 2,400 - 13,000 Cylinders Single Plug Type F Current price for one of these is $570 and if you do not believe me then check the link.