Figure 221. Engine Coolant Heater (Sheet 2 of 2). TM 9-2320-361-24P 0222 00 FIELD AND SUSTAINMENT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST TRUCK, CARGO: 2-1/2-TON, 6X6, M44A2 SERIES TRUCKS (MULTIFUEL) 58 57 59 47 46 49 48 50 51 52 53 54 5 5 31 56 55 44 45 5 5 ✱ a PART OF ITEM 1 1 2 thru 57 ✱ a ✱ a ✱ a ✱ a ✱ a