The BMW X is a small five-cylinder
radial engine
The radial engine is a reciprocating engine, reciprocating type internal combustion engine, internal combustion engine configuration in which the cylinder (engine), cylinders "radiate" outward from a central crankcase like the spokes of a wheel. ...
for sport and training aircraft. Although this engine proved successful at several large-scale events in 1930, including that year's round-Europe flight, only a few were built.
The successor model to the BMW X five-cylinder radial engine, the BMW Xa, was introduced in 1931, with the
swept volume increased from to . Power output went up from . The Xa was also not built in any quantity and was mainly installed in training and sport aircraft.
Variants
;X:Bore:, Stroke:
;Xa:Bore:, Stroke:
[
]
Applications
* BFW M.23
* BFW M.31
* Gerner G.IIR
* Klemm L25
Specifications (BMW Xa)
See also
References
Further reading
*
External links
BMW X on the test rigKlemm L 25 sports aircraft with BMW X or BMW Xa engineBMW XKlemm L 25 sports aircraft with BMW X or BMW Xa aeroengineKlemm L 25 sports aircraft with BMW X or BMW Xa aeroengineKlemm L 25 sports aircraft with BMW X or BMW Xa engineKlemm L 25 sports aircraft with BMW X or BMW Xa engineKlemm L 25 sports aircraft with BMW X or BMW Xa engineBMW X
{{BMW aeroengines
X
1920s aircraft piston engines