ROCKY+THOR 303 Paratrike
The ROCKY with THOR 303 engine is the combination of a very light paratrike with a powerful engine, suitable for heavy pilots who needs more avalible power, but still wants a very light single seat paratrike..
Polini has launched the THOR303 engine replacing its Thor 250; the new engine featuring now 38 hp power and 281 cc is specially recommended for trike use, and perfect in the SX for medium & high pilot weights in single-seat use, granting an excellent delivery power at all rpm range.
This engine features also centrifugal clutch, and liquid refrigeration, which guaratees the long engine life even at very intensive use.
Easy start, lineal power delivery, and low vibration.
Polini has completely redesigned cylinder, crankshaft, carburetor, air box, CDI and exhaust system to grant better performance and flight safety.
The consumption is only of 3 liters per hour at 4500 rpm, that corresponds to 30 kg of static thrust, medium range at level flight.
THOR303 is available in 3 versions:
-Thor 303 with Manual “Flash starter”
-Thor 303 with electric starter+ Manual “Flash starter”
-Thor 303 Dual Spark (manual+electric start)
- Maximum thrust with 2 blades 130 cm propeller – 95 kg
- Recommended pilot weight – 80 to 150 kg