The Eduardo Bianchi company in Milan built the Isotta Fraschini V-4B and V-6 engine models under license during the First World War.

"Logo Bianchi"

-They also manufactured the Colombo engine (see).

-We identified two engines built by Bianchi S.p.A. in Milan. They were made in 1909 and were installed in airships.

-They are the four-cylinder 20/30 CV with a piston diameter of 130 mm and 110 mm stroke weighing 200 Kg.

-And the 70/100 CV that has a 160 mm diameter and a 130 mm stroke with 360 Kg. of weight.

"IF-Bianchi V4b, at the Polito"

-The Isotta Fraschini V4b engine, exposed at the Instituto Politécnico de Torino was built by “Fabbrica Automobili e Velocipedi Eduardo Bianchi e C. Soc. An.” in Milano, in the year 1916. (see also Isotta Fraschini).

From appendix 9: An engine from WWI, built under license from Isotta Fraschini, model V4b.

"Bianchi V4b in Krakovia, PL"

From Appendix 10: We now have a picture of the IF engine model V.4B from 1915 as it is exposed in a Museum.

"Bianchi-IF, V.4B 6-cylinder"

-The cylinders are in pairs in small blocks of two cylinders each. Valves and overhead camshaft are visible.