 It was, however, still far from production-ready; in the first year, 1956, only five cars were assembled, the first on 10 October 1956.Full-scale production began in 1957, with a list price of 5,400 rubles.The new 1957 production cars, known as Series Ones, had a brand-new OHV engine, the first model produced by "Zavolzhskiy Motorniy Zavod" (Zavolzhye Engine Factory, ZMZ).