The brothers Louis and Emile Mors, made automobiles since 1896 and in 1909 they built their only aviation engine, a water-cooled 4V.

-It was presented at the Paris Air Show in 1909. The explosions occurred separately every 180 degrees.

“Mors logo”

“Mors”

-Cylinders and chambers were cast in one piece. It had free intake and controlled exhaust valves.

-It had 110 mm bore and 130 mm stroke.

"Another view of the Mors engine"

-It gave 45 CV at 1,600 rpm with a compression of 5 Kg/cm2. The weight was 103 Kg, without water nor radiator.

From Appendix 7: The Petit Duc's engine was inspired by aeronautical architecture. It gave 4.5 CV.

“Mors two-cylinder boxer” (PiP)

From Appendix 12: Line Drawings of the Mors Air-Cooled V4 Engine.

We found them in an aeronautical publication without specifying on which machine it was installed.

-That's why it appears here now.

“Front view cross-section"

“Top view drawing”