O.S. Model no. 35540

Specifications
Weight 920g
Propeller Range 15x8 16x6-8 18x5-6 13x11-13 14x10-11
Displacement 19.96cc 1.218cu. In.
Bore 30.4mm 1.197in.
Stroke 27.5mm 1.083in
Power Output 2.1/12000 (BHP/RPM)
Practical RPM 2000-12000

An updated version of the FS120 MkII now fitted with an integral O.S. Type PG-03 fuel pump and carburettor with built-in fuel regulation to offer the maximum engine reliability - irrespective of the fuel tank`s position and model attitude.
The FS-120 MkIII features four ball bearings and a special propeller locknut assembly as standard.
Ideal for aerobatic, sport and scale models it is is designed to be used with 14 Inch x 9~11 Inch to 18 Inch x 6 Inch props.