A-3/Model A | |
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Lawrance Model A engine on display at the Aviation Hall of Fame and Museum of New Jersey | |
Type | Piston aero engine |
National origin | United States |
Manufacturer | Lawrance Aero Engine Company |
Designer | Charles Lawrance |
First run | c.1916 |
Produced | c.450 |
The Lawrance A-3orLawrance Model A was an American twin-cylinder aircraft piston engine. Designed by Charles Lawrance in the mid-1910s the engine was produced by the Lawrance Aero Engine Company and under license by Excelsior. Weighing 200 lb (90 kg) the engine produced 28 horsepower (21 kW).[1] A feature of this engine was the shared use of a single crankpin for both cylinders, this caused vibration as the pistons moved in the same direction.[1]
Data from Gunston.[1]
Comparable engines
Related lists
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Wright inline engines |
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Lawrance radials |
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Wright radials |
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Turbojets |
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Turboprops/turboshafts |
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Ramjets |
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