Market model year1947–1949
Exact model year observed in both EPA and Natural Resources Canada data; not a production interval or trim definition.
EPA + Natural Resources Canada3 years
The Isotta Fraschini Tipo 8C Monterosa was a prototype car, designed in secret during World War II, of which between three and six were manufactured by Isotta Fraschini.
Text adapted from “Isotta Fraschini Tipo 8C Monterosa” on Wikipedia ↗ · CC BY-SA 4.0 ↗ · retrieved 2026-07
Exact model year observed in both EPA and Natural Resources Canada data; not a production interval or trim definition.