The Wright R1750 and R1820E Cyclone

[Kutscha]

Thought some might want to look at some scale drawings.

http://www.yolo.net/~jeaton/Propplanes/engines/Wright/r1820/1820.htm

Allison V-1710

http://www.yolo.net/~jeaton/Propplanes/engines/1710/1710.htm

[GregP]

Thanks for the drawings!