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Benz BZ-4S In-Line 6

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This object is on display in the Boeing Aviation Hangar at the Steven F. Udvar-Hazy Center.


Carl Benz, founded the Benz & Cie. firm of Mannheim, Germany, which built the first practical automobile with an internal combustion engine about 1885, and became famous world-wide for its automobiles. The first Benz aircraft engine, manufactured in 1908, was a four-cylinder, water-cooled, in-line type installed on an airship.

This artifact is representative of the most important Benz aircraft engine built during World War I. Nearly 6,500 were constructed between 1914 and 1918. It powered various German reconnaissance and infantry patrol aircraft. Among the specific applications were the: Ago CIV and CVII; A.E.G. JI and JII; Albatross J I and C VII; Aviatik G 1; D.F.W. C V; Halberstadt C V.

Found in collection

Manufacturer: Benz

Date: 1914

Country of Origin: Germany

Dimensions: Length 149.9 cm (59.0 in.), Width 53.1 cm (20.9 in.), Height 131.3 cm (51.7 in.)

Physical Description:Type: Reciprocating, In-line, 6 cylinders, liquid cooled Power rating: 205 kW (275 hp) at 1,500 rpm Displacement: 18.8 L (1,149 cu in) Bore and Stroke: 145 mm (5.71 in.) x 190 mm (7.48 in.) Weight: 385 kg (848 lb)

Inventory number: A19670100000

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