The Fiat A.12 was a six-cylinder liquid-cooled in-line engine with a bore of 160 mm and a stroke of 180 mm, giving a capacity of just under 22 litres, with variants producing between 245 and 300 horsepower at 1,700 rpm. The A.12 was a rather large aero engine at the time, but it was efficient and reliable. A total of 13,260 A.12s were produced between 1916 and 1919.

A.12
Preserved Fiat A.12 engine
Type Piston engine
Manufacturer Fiat
Number built 13,260
Developed from Fiat A.10

Variants edit

A.12
A.12bis

Applications edit

 
Airco DH.9

Engines on display edit

Specifications (A.12) edit

 
Side view of the Fiat A.12 shown at the Research & Development Gallery, National Museum of the USAF.

Data from [citation needed]

General characteristics

  • Type: 6-cylinder liquid-cooled inline engine.
  • Bore: 160 mm (6.30 in)
  • Stroke: 180 mm (7.09 in)
  • Displacement: 21.71 L (1,325.1 cu in)
  • Length: 1,780 mm (70 in)
  • Width: 560 mm (22 in)
  • Height: 1,130 mm (44.5 in)
  • Dry weight: 415 kg (915 lb)

Components

  • Fuel system: Carburetor
  • Fuel type: octane
  • Cooling system: Liquid

Performance

  • Power output: 245 hp at 1,700 rpm

See also edit

Comparable engines

Related lists

References edit

  1. ^ New England Air Museum - Fiat A.12 Archived 2021-02-27 at the Wayback Machine Retrieved: 26 January 2021
  • Gunston, Bill. (1986). World Encyclopaedia of Aero Engines. Patrick Stephens: Wellingborough. p. 62
  • Hirschauer, Louis; Dollfus, Charles, eds. (1921). L'Année Aéronautique: 1920-1921. Paris: Dunod. p. 123.