Old Iron Questions

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Square-Cylinder Engine is a Mystery

 Square-cylinder Quijada looks purpose built, but for what?  Al Matheson sends in photos of an engine he bought that features a square-shaped cylinder. The headless engine is clearly a 2-stroke design, the exhaust ported from the base of the cylinder and the mixer feeding the fuel/air through the crankcase. The gas tank is canted at about 20 degrees, offset to the ...

Gas Engine Magazine

Preserving the History of Internal Combustion Engines