Fiat Materfer 7131
The 7131 was an Argentine diesel multiple unit class, first produced in Italy by Fiat Ferroviaria, then licensed to Argentine company Materfer to continue the manufacturing. Those railcars were introduced in the 1960s to replace the existing rolling stock of most of the urban services of Argentina, such as Roca, Urquiza, Mitre and Sarmiento lines. Following the privatisation of the Argentine railways in the early 1990s, the 7131 fell into disuse, being replaced by other light models built by Materfer. They are commonly nicknamed ''Chanchas'' (Spanish for ''Piggies'') History Background In 1958 the Ministry of Transport of Argentina signed an agreement with Fiat Ferroviaria to acquire 210 brand-new railcars. Those machines were formed by 2 units powered by a FIAT diesel engine at 660 HP. The railcars could reach speeds of 115 km/h. Their low weight made them suitable to run on any railway line. The vehicles also had two driver cabins, one on each end of the car, which red ...
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