The A-2 was a small 2 cylinder V-type engine built by the Curtiss Aeroplane and Motor Company around the early 1900s. It was developed from an earlier Curtiss motorcycle engine. The first Curtiss aircraft engine, a 5.2 kW (7 hp) air cooled, V-twin, was built T S Baldwin’s dirigible and first flew on 3 August 1904.
A-2
Type: Two-cylinder, V-type, air-cooled
Bore: 3.25in (82.55mm)
Stroke: 3.625in (92.08mm)
Displacement: 60.14 cuin (986cc)
Dry weight: 50lb (22.7kg)
Cooling system: Air cooled
Power output: 7 hp (5.2 kW) at 1,500 rpm
All Aero 