Suvarna Garge (Editor)

CNA C 7

Updated on
Edit
Like
Comment
Share on FacebookTweet on TwitterShare on LinkedInShare on Reddit

The CNA C-7 was a small nine-cylinder supercharged, geared, single row radial engine designed in Italy in the early 1930s. Three light aircraft class world altitude records were set by the CNA C-7 powered Fiat AS.1 and CNA Eta.

Contents

Applications

  • CNA Beta
  • CNA Eta
  • Fiat AS.1

    • Specifications

    Data from Jane's All the World's Aircraft 1938

    General characteristics

  • Bore: 80 mm (3.15 in)
  • Stroke: 85 mm (3.35 in)
  • Displacement: 3.85 L (235 cu in)
  • Dry weight: dry 125 kg (276 lb)
  • Construction: Aluminium cylinder heads and steel barrels. Cast "Elektron" metal crankcase.

    • Components

  • Valvetrain: Two valves per cylinder. An overhead camshaft, driven by a bevel shaft running between each pair of cylinders operated the exhaust valve of one and the inlet valve of the next.
  • Supercharger: Centrifugal blower running at crankshaft speed.
  • Fuel system: 1× Memini carburetter
  • Cooling system: Air
  • Reduction gear: 3:1
  • Ignition: Dual ignition: 2× Marelli plugs per cylinder, driven by a different Marelli magneto

    • Performance

  • Power output: Normal 134 kW (180 hp) at 4,800 rpm
  • Compression ratio: 7:1

    • References

    CNA C-7 Wikipedia
    (Text) CC BY-SA


    Similar Topics