CNA C.VI

C.VI
Type	Six cylinder inverted air-cooled in-line.
National origin	Italy
Manufacturer	Compagnia Nazionale Aeronautica (CNA)

The CNA C.VI I.R.C.43 was a six cylinder, supercharged, inverted, inline engine designed and built in Italy in the 1930s. Following standard Italian practice, the designation IRC43 indicated that the engine was inverted, geared down and had a supercharger rated to 4,300 m (14,110 ft).^[1]

Applications

Data from Italian Civil and Military Aircraft 1930-1945^[2]

CNA Eta
CNA 15
CNA 25

Specifications

Data from Jane's All the World's Aircraft 1938^[1]

General characteristics

Bore: 90 mm (3.54 in)
Stroke: 110 mm (4.33 in)
Displacement: 4.2 L (256.2 cu in)
Dry weight: dry 185 kg (408 lb)

Components

Valvetrain: Two underhead camshafts, one for inlet valves and one for exhaust
Supercharger: Roots type rated to 4,300 m (14,110 ft)
Cooling system: Air
Reduction gear: 2:1

Performance

Power output: rated 112 kW (150 hp) at 3,400 rpm at 4,300 m (14,110 ft)
Fuel consumption: 0.33 kg/kWh (0.54 lb/hp h)
Oil consumption: 24 g/kWh (0.053 lb/hp h)

References

1 2 Grey, C.G. (1972). Jane's All the World's Aircraft 1938. London: David & Charles. p. 68d. ISBN 0715 35734 4.
↑ Thompson, Jonathan (1963). Italian Civil and Military Aircraft 1930-1945. Fallbrook, California: Aero Publishers, Inc. p. 133.

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