in 1940, the O-235 was Lycoming's second horizontally
opposed engine; an enlarged version of the successful O-145.
The O-235 is still one of Textron-Lycoming's best-selling
piston engines and was the basis of the O-350.
|Horizontally opposed, 4 cylinder, piston engine|
|Displacement: 233 cubic inches|
|Bore x stroke: 4.375 x 3.875 inches|