447 UL is a piston engine model used in aircraft.
Engine Family: piston
Bore: 67.5 millimetre
Compression ratio: 9.6
Cooling system: Air
Cylinder configuration: Inline
Cylinder count: 2
Displacement: 437 cubic-centimetre
Dry weight: 33 kilogram
Fuel grade: RON 91
Fuel type: Mogas
Max. continuous RPM: 6500
Max. continuous hp: 42 horsepower
Max. takeoff RPM: 6500
Max. takeoff hp: 42 horsepower
Stroke: 61 millimetre
ICAO: SF25
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