CNA / Compagnia Nazionale Aeronautica D / D.4

The CNA D, often known as the CNA D.4, was a four-cylinder, air-cooled, horizontally opposed engine built in Italy between 1940 and 1951 to power light aircraft.

Specifications:
Bore: 100 mm (3.9 in)
Stroke: 95 mm (3.7 in)
Displacement: 3.0 L (182 cu in)
Compression ratio: 5.3:1
Rated Power: 45 kW (60 hp) at 2,100 rpm
Fuel consumption at rated power: 0.34 kg/kW hr (0.56 lb/hp hr)
Weight: 80 kg (180 lb)

Applications:
Adam RA-14 Loisirs
Ambrosini SAI.10
CNA PM.1
CNA MPL
CVV Tartaca
Druine Condor
GCA Pedro
GCA Etabeta
Lombardi FL.3
Lombardi FL.5
Lombardi FL.7
Macchi MB.308