Lawrance L-3
The Lawrance L-3 and L-4 were early aircraft piston engines with three radial cylinders, designed and built by the Lawrance Aero Engine Company in the early 1920s. The L-3 / L-4 series were marketed by the Wright Aeronautical Corporation as the Wright Gale after the acquisition of the Lawrance company.
| L-3/L-4/Gale | |
|---|---|
 | |
| Lawrance L-3 aircraft engine on display at the Steven F. Udvar-Hazy Center | |
| Type | Piston aircraft engine |
| National origin | United States |
| Manufacturer | Lawrance Aero Engine Company |
| Designer | Charles Lawrance? |
| Major applications | Loening M-2 |
Applications
- Loening M-2
- Naval Aircraft Factory SA
- Sikorsky S-33 Messenger
Specifications
General characteristics
- Type: 3-cylinder, air-cooled radial piston aircraft engine
- Bore: 4.25 in (108.0 mm)
- Stroke: 5.25 in (133.4 mm)
- Displacement: 223.4 cubic inches (3.7 L)
- Length: 24 inches (610 mm)
- Diameter: 39.0 inches (991 mm)
- Dry weight: 147 pounds (66.7 kg)
Components
- Cooling system: air-cooled
Performance
- Power output: 65 horsepower (48 kW) at 2000 rpm
References
- This article contains material that originally came from the placard at the Steven F. Udvar-Hazy Center, with dimensional error corrected (radius reported as diameter).
External links
Wikimedia Commons has media related to Lawrance L-3.
- "Lawrance L-3 Radial Engine". Smithsonian National Air and Space Museum. Archived from the original on 2 April 2011. Retrieved 1 January 2011.
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