ROTO 125cc FSI-Two Cylinder Four Stroke Gasline Engine
*The price of the product is without VAT
*The Roto 125 FSi is a new engine for inline engine aircraft.The design of the engine was aimed at easy installation in an
aircraft with a narrow fuselage.Engine performance is comparable to 125cc four-stroke engines, low idle and easy starting is a given.
*The engine has been developed with all the experience provided from the Roto-UAV development group and meets the
highest possible standards of production quality and output testing.
*The Roto 125 FSi is a two cylinder, four stroke, air cooled inline engine with a single carburettor for ease of user setup.
The engine is completely built on roller bearings and is completely maintenance free.   Engine lubrication is provided by
a system adopted from Roto-UAV and no relubrication is required.The valves and their gears are developed so that their
inspection is not necessary before 40 hours of operation.

Technical data
Engine displacement
125 ccm
Power
7 HP
Max static engine thrust
21 kg
Bore
2x48 mm
Engine weight
4300 g
Engine & ignition weight
4580 g
Arrangement of the engine
inline two-cylinder
Cooling
air-cooled
Lubrication
petrol 95 oct. + 2% oil
RPM
1100 – 6000
Fuel system
Carburettor

Recommendations
Recommended airplanes models
Acrobatic: Up to 3 m
Scale/Sport: Up to 4,5 m
Recommended propeller
2 BLADE: 28/10 up to 30/14
3 BLADE: 26/10 up to 28/12
Standard packaging
ROTO 125 FSi
1x
Ignition
2x
Exhaust pipes
2x
Waste oil hose
1x
Spark plug key CM6
1x
Cable tie
4x
Silicone tube
2x