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163cc Gasoline Engine
BW-CLXIII
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163cc
 Type:  2 cycle piston valve type gasoline engine for airplane 
 Displacement (cc):  163cc
 Bore:  51mm
 Stroke:  40mm

183cc Gasoline Engine
BW-CLXXXIII
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157cc
 Type:  2 cycle piston valve type gasoline engine for airplane 
 Displacement (cc):  183cc
 Bore:  54mm
 Stroke:  40mm

210cc Gasoline Engine
BW-CCX
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210cc
 
 Type:  2 cycle piston valve type gasoline engine for airplane 
 Displacement (cc):  210cc
 Bore:  58mm
 Stroke:  40mm