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Mercedes J 4 L airship engine.

Mercedes J 4 L airship engine.

The J 4 L four-cylinder engine was used from 1908 to power airships, among other the LZ6 through to LZ8 Zeppelin passenger airships. With its favorable power-to-weight ratio of 6.6 pounds per horsepower, its overhead camshaft and Bosch high-voltage ignition, it was a decidedly modern engine.

  • Cylinders 4
  • Displacement 969 cu in
  • Output 139 hp (102 kW)
  • at engine speed 1200/min
  • Production period 1908-1910
  • Weight 1036 lbs

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