The engine shown below is at the warehouse of the Air and Space Museum at Le Bourget, near Paris. (or Verchua).

-The engine is arranged radially, but as we see in the photograph, it looks more like a combination of four V-shaped engines, using the combustion chambers in pairs.

-As we have seen in other examples throughout this publication.

-This is the case with the combined chambers of the ISO motorcycles that circulated in Spain in the 1950s and 1960s.

“Verchua, cutaway”