Propulsión / Engines
Original: Dos motores diésel Atlas-Imperial; 4T; 6 cilindros (330 x 405); Atlas-Imperial Diesel Engineering Co., Oakland, California, U.S.A.
Final: Dos motores diésel Cat D-398; 4T; 12 cilindros (159 x 203); 1.200 rpm; Caterpillar Tractor Co., Peoria, Illinois, U.S.A.