| Item | Part No. | Part Name | Qty | Serial No. |
| \0 | 20M-30-R1603 | IDLER, ASSY. | F00003- | |
| 1 | 20M-30-R1611 | IDLER | F00003- | |
| 2 | 20M-30-R1620 | CYLINDER | F00003- | |
| 3 | 20M-30-R1631 | SUPPORT, L.H. | F00003- | |
| 4 | 20M-30-R1641 | SUPPORT, R.H. | F00003- | |
| 5 | 20M-30-R1650 | SEAL | F00003- | |
| 6 | 06000-06206 | BEARING | F00003- | |
| 7 | 04064-03015 | RING, SNAP | F00003- | |
| 8 | 01010-80840 | BOLT | F00003- | |
| 9 | 01643-10823 | WASHER | F00003- | |
| 10 | 20M-30-R1661 | CYLINDER HEAD | F00003- | |
| 11 | 01010-81035 | BOLT | F00003- | |
| 12 | 01643-11032 | WASHER | F00003- |