| Item | Part No. | Part Name | Qty | Serial No. |
| (YM729210-51450) | INJECTION PUMP ASS'Y | 31420- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.A4010-B0A7 TO A4010-E0A7. | ||||
| 1 | YM129506-51100 | PLUNGER ASS'Y | 31420- | |
| 2 | YM129155-51140 | PIN | 31420- | |
| 3 | YM174307-51170 | SEAT | 31420- | |
| 4 | YM129155-51180 | RETAINER | 31420- | |
| 5 | YM124950-51190 | SPRING | 31420- | |
| 6 | YM129155-51200 | TAPPET ASS'Y | 31420- | |
| 7 | YM129155-51270 | STOPPER | 31420- | |
| 8 | YM129155-51280 | O-RING | 31420- | |
| 9 | YM129450-51300 | VALVE,DELIVERY | 31420- | |
| 10 | YM129155-51320 | SPRING | 31420- | |
| 11 | YM129155-51340 | HOLDER | 31420- | |
| 12 | YM124550-51350 | GASKET | 31420- | |
| 13 | YM124550-51370 | O-RING | 31420- | |
| 14 | YM129155-51370 | STOPPER | 31420- | |
| 15 | YM129155-51380 | STOPPER | 31420- | |
| 16 | YM129155-51390 | STOPPER | 31420- | |
| 17 | YM129155-51400 | DEFLECTOR | 31420- | |
| 18 | YM129155-51410 | BOLT | 31420- | |
| 19 | YM129155-51420 | PLUG | 31420- | |
| 20 | YM129155-51500 | RACK,CONTROL | 31420- | |
| 21 | YM129155-51521 | BUSHING | 31420- | |
| 22 | YM129155-51530 | SPACER | 31420- | |
| 23 | YM129155-51540 | RING | 31420- | |
| 24 | YM129155-51550 | PINION,CONTROL | 31420- | |
| 25 | YM122117-51560 | SCREW | 31420- | |
| 26 | YM174307-51560 | PINION | 31420- | |
| 27 | YM129155-51570 | PLUG | 31420- | |
| 28 | YM129155-51580 | O-RING | 31420- | |
| 29 | YM129155-51591 | SPRING | 31420- | |
| 30 | YM129155-51600 | SHIM ASS'Y | 31420- | |
| 31 | YM129155-51790 | STOPPER | 31420- | |
| 32 | YM22217-050000 | WASHER,SPRING | 31420- | |
| 33 | YM24341-000160 | O-RING | 31420- | |
| 34 | YM26116-050302 | BOLT | 31420- | |
| 35 | YM22190-160002 | SEAL,RING | 31420- |