Franklin O-150: Difference between revisions
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Revision as of 16:56, 16 December 2017
| O-150/4AC | |
|---|---|
| |
| 4AC-150 engine on display at the San Diego Air & Space Museum | |
| Type | Piston aircraft engine |
| National origin | United States |
| Manufacturer | Franklin Engine Company |
| First run | 1938 |
The Franklin O-150 (company designation 4AC-150) was an American air-cooled aircraft engine of the late 1930s. The engine was of four-cylinder, horizontally-opposed layout and displaced 150 cu in (2 L). The power output was nominally 40 hp (30 kW).
Applications
- Aeronca 50 Chief
- Bartlett Zephyr
- Clutton-Tabenor FRED
- Fetterman Chickadee
- Payne MC-7 pusher
- Piper J-3 Cub
- Rose Parakeet
- Taylorcraft BF-65
- Taylorcraft L-2
Specifications
Data from Jane's all the World's Aircraft 1938[1]
General characteristics
- Type: 4-cylinder air-cooled horizontally opposed aircraft piston engine
- Bore: 3.625 in (92.1 mm)
- Stroke: 3.625 in (92.1 mm)
- Displacement: 149.6 cu in (2.45 L)
- Length: 27.5 in (700 mm)
- Width: 34.375 in (873.1 mm)
- Height: 18.375 in (466.7 mm)
- Dry weight: 155 lb (70.31 kg)
Components
- Valvetrain: push-rod and rocker operated overhead vaves. One intake, one exhaust
- Fuel system: Stromberg NA-S2 up-draught carburettor
- Fuel type: 70 Octane gasoline
- Oil system: Wet sump full pressure system
- Cooling system: Air-cooled
Performance
- Power output: 40 hp (30 kW) at 1,875 rpm
- Compression ratio: 6.66:1
- Fuel consumption: 4.4 US gal (3.7 imp gal; 17 L)
- Specific fuel consumption: 0.54 lb/hp hr
See also
Related lists
References
Wikimedia Commons has media related to Franklin O-150.
- Notes
- ^ Grey, C.G.; Bridgman, Leonard, eds. (1938). Jane's all the World's Aircraft 1938. London: Sampson Low, Marston & company, ltd. p. 85d.
- Bibliography
- Gunston, Bill. (1986) World Encyclopedia of Aero Engines. Patrick Stephens: Wellingborough. p. 57