They made a two-stroke engine, complex for its double crankshaft, but compact, indeed.

-Thinking of a lightweight engine, using common cylinder parts without cylinder heads, they built this Diesel engine.

-It was the intention to reach 500 hp with 500 Kg., and 1,000 hp, with twelve cylinders and 750 Kg. of weight.

"Baltimore drawing and cross section"

-In fact they were two V-engines united by their head, using common combustion chambers.