- Source: Righter O-45
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The Righter/Kiekhaefer O-45 was an air-cooled, two-stroke aircraft engine of flat-twin configuration, used extensively for powering target drones in the late 1940s.
Designed by the Righter Manufacturing Company, the O-45 was also built by the Kiekhaefer Corporation and the Menasco Motors Company.
Variants
O-45-1
20 horsepower (15 kW) version
O-45-3
35 horsepower (26 kW) version
O-45-35
Navy version of O-45-3
Applications
Beecraft Wee Bee
Frankfort OQ-16/TD3D
Globe KD3G Snipe
Globe KD4G Quail
OQ-15
Radioplane OQ-6
Radioplane OQ-14
Radioplane OQ-17/KDR
Radioplane TDD
ULM 811 Ultra Cruiser Ultavia
Specifications (O-45-1)
Data from
= General characteristics
=Type: 2-cylinder air-cooled horizontally opposed direct drive naturally aspirated two-stroke aircraft piston engine
Bore: 3.25 in (82.6 mm)
Stroke: 2.75 in (69.9 mm)
Displacement: 45.5 cu in (745.6 cc)
Dry weight: 34 lb (15.4 kg)
= Components
=Fuel type: 73 octane gasoline
Cooling system: Air-cooled
= Performance
=Power output:
(Normal): 20 hp (14.9 kW) at 3,800 rpm at sea level
See also
Related lists
List of aircraft engines