Mercedes D III aircraft engine.

With over 12,000 units produced, the D III and the further developed D III a recorded the highest production volume of all aero engines during World War II. The reasons for the great military demand were the engine´s high level of reliability and its advanced design. Among other things, the six-cylinder in-line engine featured steel cylinders and an overhead camshaft with vertical shaft drive.

  • Cylinders 6
  • Displacement 902 cu in
  • Output 170 PS (125 kW)
  • at engine speed 1450/min
  • Production period 1914-1917
  • Weight 591 lbs