Thevenard, 1604 leads a triple consist of Clyde Engineering EMD JL22C model 1600 / NJ class combination, 1604 serial 71-731 and originally NJ 4 started life on the Central Australia Railway in 1971 and was transferred to the Eyre Peninsula in 1981. 1604 was renumbered in 2004. Friday 13th January 2006.