| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM719717-01560 | Cylinder Block Assembly | 4469- | |
| 2 | YM124060-01050 | Plug, Tapered | 4469- | |
| 3 | YM105311-01090 | Plug | 4469- | |
| 4 | YM119623-01250 | Plug | 4469- | |
| 5 | YM124160-01910 | Plug, Tapered | 4469- | |
| 6 | YM119285-01990 | Plug | 4469- | |
| 7 | YM119620-02020 | Bolt | 4469- | |
| 8 | YM119717-02410 | Bushing | 4469- | |
| 9 | YM27241-120000 | Plug | 4469- | |
| 10 | YM719717-02900 | Main Metal Assembly | 4469- | |
| 10 | YM719717-02910 | Main Metal Assembly, Undersized 0.25mm | 4469- | |
| 11 | YM119717-02930 | Thrust Metal Assembly | 4469- | |
| 11 | YM119810-02940 | Thrust Metal Assembly, Oversize 0.25mm | 4469- |