SP-170 FI TS ROS Two Stroke Engine
The SP-170 FI TS ROS is a two-stroke engine with twin spark and rear
output shaft is designed for varied applications with UAS.
The two-stroke SP-170 TS ROS engine with 170 ccm is the mid range propulsion system designed for aircraft from 60-80kg MTOW.
This engine has successfully completed hundreds of hours of maritime operations for EMSA and has proven itself in all associated operating conditions.
The SP-170 TS ROS is fitted with dual spark plugs per cylinder for redundancy and a Rear Output Shaft (ROS) for user adaptability.

The following additional configurations can be offered:
- Generator and Controller
- Starter Generator and Controller
Type | 2-Cylinder Gas Engine |
Capacity | 170 ccm / 10.37 cu in |
Power | 13.60 HP / 10.0 KW @ 5500 RPM |
Speed Range | 1500 – 8000 RPM |
Crankshaft | 4 ball bearings |
Oil/Gasoline ratio | 1:50 / 2% mix |
Bore diameter | 2.00 inch (51.00 mm) |
Stroke | 1.60 inch (41.00 mm) |
Torque | 18.40 Nm @ 5000 RPM |