| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (YM729335-51101) | INJECTION PUMP A.,(SEE FIG.0451) | 18873- | |
| 2 | YM121450-01951 | SHIM ASS'Y | 18873- | |
| 3 | YM121459-77690 | HOSE | 19739- | |
| 4 | YM23000-013000 | CLAMP | 18873- | |
| 5 | YM119865-59190 | BOLT,JOINT | 19739- | |
| 6 | YM104200-59170 | GASKET | 18873- | |
| 7 | YM23061-060500 | TUBE | 19739- | |
| 8 | YM124066-59100 | CLAMP | 18873- | |
| 9 | YM124160-01650 | CLIP | 18873- | |
| 10 | YM129335-59830 | PIPE,INJECTION, NO.1 | 18873- | |
| 11 | YM129335-59820 | PIPE,INJECTION, NO.2 | 18873- | |
| 12 | YM129335-59810 | PIPE,INJECTION, NO.3 | 18873- | |
| 13 | YM121450-59850 | BRACKET | 18873- | |
| 14 | YM26116-060102 | BOLT | 18873- | |
| 15 | YM121250-59860 | PLATE | 18873- | |
| 16 | YM123325-59100 | SPACER | 18873- | |
| 17 | YM123325-59110 | COVER | 18873- | |
| 18 | YM121465-59950 | BOLT | 18873- | |
| 19 | YM124060-59101 | SPRING | 23236- | |
| 20 | YM105430-67110 | CLAMP | 19739- |