Righter O-45

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"O-45" redirects here. For the observation aircraft, see Martin B-10.
O-45
Type Flat-twin
Manufacturer
Major applications Globe KD3G

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.[1]

Designed by the , the O-45 was also built by the Kiekhaefer Corporation and the Menasco Motors Company.[2]

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[]

Specifications (O-45-1)[]

Data from [2]

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

References[]

  1. ^ Kiekhaefer O-45-1. New England Air Museum. Accessed 2013-02-12.
  2. ^ a b Model Designations of USAF Aircraft Engines. Air Force-WPAFB-O-6. USAF Air Materiel Command, 1950. Section I., Page 1.
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