The BMW V was a water-cooled V-12 Aircraft engine built in Germany in the 1920s. Effectively two BMW III engines sharing a common crankshaft, power was in the 270 kW - 310 kW (360 hp - 420 hp) range.
Albatros L 73
Bore: 150 mm (5.9 in)
Stroke: 180 mm (7.1 in)
Displacement: 38.2 L (2,330 cu in)