Polini Thor Specifications
• Engine 2 stroke monocylinder
• Cooling - Forced air
• Bore for stroke - 52 x 52
• Displacement - 110 cm3
• Power - 20.5 HP a 8900 R.P.M.
• Static thrust with the 130cm prop - 64 Kg.
• Cylinder - Aluminum with Gilnisil coating
• Compression ratio 12.5:1
• Piston - Two chromium plated rings mm 1
• Intake - Reed vale in the crankcase
• Carburetor - Walbro
• Air filter - ir box
• Spark plug hood - 5k Ω resistance
• Fuel type - Lead free petrol with 2% synthetic oil
• Gear reduction unit - Helical teeth in oil bath with 3,43 reduction ratio
• Starting - Pull start with self winding cable
• Clutch - Centrifugal in oil bath
• Muffler - Expansion with oval silencer
• Fuel Consumption - 2.7/3 litres/hour at 6500 rpm - 30kg thrust
• Engine weight - 11.8 Kg.
• Propeller rotation - Clockwise