THOR 303 EVO DELL'ORTO 2,8
THOR 303 EVO DELL'ORTO 3,2
THOR 303 EVO DELL'ORTO DUAL SPARK 2,8
THOR 303 EVO DELL'ORTO DUAL SPARK 3,2
Polini Engine: 2 stroke monocylinder
Cooling: Liquid cooled
Bore for stroke: 76 x 62
Displacement: 281 cm3
Power: 38 HP at 8000 rpm
*Max thrust 120 Kg with Ø 160 cm propeller
R.P.M. max: 8.400
Cylinder: Aluminum with Gilnisil coating
Compression ratio: 9,5:1
Piston: Two trapezoidal chromium plated rings
Intake: Reed valve in the crankcase
Carburetor: Dell'Orto VHST 28mm
Air filter: Air box
Ignition: Electronic CDI with adj. advance
Battery charger prearrangement: Output power 40 W at 5500 RPM Spark plug hood: 5k O resistance
**Fuel type: E5 petrol or LL AV GAS-al with 2,5% synthetic oil 100% *Consumption: 3 Lh 30 Kg a of static thrust
Gear reduction unit: Helicoidal teeth in oil bath with 2,8 or 3,2 reduction ratio
Starter: Flash Starter + Electric starter
Clutch: Centrifugal in oil bath
Muffler: Expansion with aluminum silencer
Engine weight: 22kg
Propeller rotation: Clockwise