Engerauto was established at the end of 1983 as a subsidiary of Companhia Santo Amaro de Automóveis, a Ford dealership founded in 1959 that had grown into one of Brazil's largest. Based in São Paulo and registered as Engenharia e Comércio de Automóveis Ltda, it converted Ford vehicles into specialty models, beginning with double-cab conversions of the F-100 pickup, notable for their fully opening rear windows; within a year it…