TM 10-4320-343-24P SECTION II (1) (2) (3) (4) (5) (6) ITEM SMR PART NO CODE CAGEC NUMBER DESCRIPTION  AND USABLE ON CODES (UOC) QTY (UOC) GROUP 02 ENGINE ASSEMBLY FIG.  16 CYLINDER HEAD AND VALVES 11 XBFZZ 62445 113-5976 STUD, PLAIN M10X65SN4DIN835-68   ............................. 1 UOC: FCR, FCU, FCQ, FCS, FCT 11 XBFZZ 62445 111-0250 STUD, PLAIN M10X65SN4DIN835-68   ............................. 1 UOC: FPT 12 XBHZZ 36719 213-7580 PLUG, WEAR ................................................................. 1 13 XBHZZ 36719 116-8817 LOCK, VALVE SPRING TWO REQD PER ........................... 4 VALVE  .............................................................................. UOC: FCR, FCU, FCQ, FCS, FCT 13 XBHZZ 36719 210-8102 LOCK, VALVE SPRING TWO REQD PER ..................... 4 VALVE  .............................................................................. UOC: FPT 14 PAHZZ 36719 337-1748 CAP, VALVE SPRING ..................................................... 2 15 PAHZZ 62445 336-9305 SPRING  ......................................................................... 2 16 PAHZZ 36719 213-1029 ROTOR, ENGINE POPPET ............................................. 2 UOC: FCR, FCU, FCQ, FCS, FCT 16 PAHZZ 36719 213-7096 ROTOR, ENGINE POPPET ............................................. 2 UOC: FPT 17 PAHZZ 36719 121-5500 RING, SPRING  ............................................................... 2 18 PAHZZ 36719 223-2528 GUIDE, VALVE STEM  .................................................... 2 19 XBFZZ 36719 213-6596 PLUG, SCREW  .............................................................. 2 UOC: FCR, FCU, FCQ, FCS, FCT 19 XBFZZ 36719 112-4760 PLUG, SCREW  .............................................................. 2 UOC: FPT 20 XBFZZ 62445 118760 WASHER  ....................................................................... 2 21 XBFZZ 36719 111-2824 NUT, PLAIN, HEXAGON M8DIN934-M8A4C..................... 3 22 XBFZZ 36719 112-4753 STUD  M8SN4X55DIN835-88 .......................................... 3 23 XAHZZ 36719 213-9516 CYLINDER HEAD  ........................................................... 1 UOC: FCR, FCU, FCQ, FCS, FCT 23 XAHZZ 36719 423-1661 CYLINDER HEAD  ........................................................... 1 UOC: FPT 24 XBFZZ 36719 223-0216 SPACER, RING  .............................................................. 1 UOC: FCR, FCU, FCQ, FCS, FCT 24 XBFZZ 36719 415-7656 SPACER, RING  .............................................................. 1 UOC: FPT 25 XBHZZ 36719 213-7301 VALVE, POPPET, ENGINE INTAKE ................................. 1 UOC: FCR, FCU, FCQ, FCS, FCT 25 XBHZZ 36719 423-1479 VALVE, POPPET, ENGINE INTAKE ................................. 1 UOC: FPT 16-2 Change 1