OS
OS12662
The O.S.Engine 25FX-II is a high performance side exhaust aero 2-stroke engine that is suitable for many styles of small R/C aircraft such as sport, scale, aerobatic and even .25 class pylon racers. The 25FX II uses a direct needle 21L carburetor for excellent usability and a 892 silencer with adjustable exhaust direction. O.S.'s legendary standard of build quality is evident throughout.
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