All (HEL)HELICOPTERS (HEL)=Prefix to Model Number Sort by NewestSort by Name US Army H-13 Sioux Evacuation Helicopter on 47′ Flat Car, Korean War(MASH)-Vietnam USAX 23549(HELI13S.1-FC11.2USA)_Operates on 3-Rail “O”Gauge track • Available Today • (CTN 27)$395.00