4E20 is a piston engine model used in aircraft.
Engine Family: piston
Bore: 100 millimetre
Compression ratio: 8
Cooling system: Air
Cylinder configuration: Horizontally opposed
Cylinder count: 4
Displacement: 3420 cubic-centimetre
Dry weight: 105 kilogram
Fuel grade: 100/130
Fuel type: Avgas
Max. continuous RPM: 2750
Max. continuous hp: 105 horsepower
Max. takeoff RPM: 2750
Max. takeoff hp: 105 horsepower
Stroke: 90 millimetre
ICAO: RALL
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