Franklin O-200
| O-200/4AC-199 | |
|---|---|
 
 | |
| Franklin O-200 engine on display at the Hiller Aviation Museum | |
| Type | Piston aircraft engine | 
| National origin | United States | 
| Manufacturer | Franklin Engine Company | 
| First run | 1941 | 
The Franklin O-200 (company designation 4AC-199) was an American air-cooled aircraft engine of the early 1940s. The engine was of four-cylinder, horizontally-opposed layout and displaced 200 cu in (3 L). The power output ranged between 65 hp (48 kW) and 100 hp (75 kW) depending on variant. The O-200-5 (4ACG-199) featured a geared propeller drive.
Variants
- 4AC-199
 - 
- O-200-1
 - O-200-3
 - O-200-7
 - O-200-9
 
 
- 4ACG-199
 - 
- O-200-5
 
 
Applications
Direct drive
- CAP-1 Planalto
 - CAP-5 Carioca
 - Aeronca Arrow
 - Babcock LC-11
 - Culver Cadet
 - LAR-90
 - XPQ-8
 - TDC-1 target drone
 - Interstate Cadet
 - Langley Twin
 - Monocoupe 90
 - Piasecki PV-2
 - Rearwin Skyranger
 - Sackett Jeanie
 - Stinson 10
 - Stinson L-9
 - Stout Skycar
 
Geared drive
- Convair (Stinson) Model 103
 - Spratt Tilt-Wing
 - Goodyear Duck
 - Interstate Cadet
 - Interstate L-6
 - Piper PA-7 Skycoupe
 
Specifications (O-200-5/4ACG-199)
Data from
General characteristics
- Type: 4-cylinder air-cooled horizontally opposed aircraft piston engine
 - Bore: 4.25 in (108 mm)
 - Stroke: 3.5 in (88.9 mm)
 - Displacement: 198.6 in³ (3.25 L)
 - Dry weight: 224 lb (102 kg)
 
Components
- Cooling system: Air-cooled
 
Performance
- Power output: 102 hp (76 kW) at 3,500 rpm
 
See also
Comparable engines
Related lists
References
Wikimedia Commons has media related to Franklin O-200.
- Notes
 
- Bibliography
 
- Gunston, Bill. (1986) World Encyclopedia of Aero Engines. Patrick Stephens: Wellingborough. p. 57
 
