| Item | Part No. | Part Name | Qty | Serial No. |
| (37B-01-11101) | ENGINE ASS'Y | 17583- | ||
| 1 | YM129407-32000 | OIL PUMP ASS'Y | 17583- | |
| 14 | YM119260-34810 | GUIDE | 17583- | |
| 15 | YM129150-35041 | GASKET | 17583- | |
| 16 | YM129436-35091 | TUBE | 17583- | |
| 17 | YM129136-34820 | GUIDE | 17583- | |
| 18 | YM24311-240100 | O-RING | 17583- | |
| 19 | YM129407-34800 | GAUGE | 17583- | |
| 20 | YM26106-080352 | BOLT | 17583- | |
| 21 | YM129150-35101 | BRACKET | 17583- | |
| 22 | YM129150-35111 | GASKET | 17583- | |
| 23 | YM129150-35152 | CARTRIDGE | .- | |
| YM129150-35151 | CARTRIDGE | 17583-. | ||
| 24 | YM129001-35300 | VALVE | 17583- | |
| 25 | YM129150-35350 | NUT | 17583- | |
| 26 | YM24311-000160 | O-RING | 17583- | |
| 27 | YM26106-080202 | BOLT | 17583- | |
| 28 | YM121252-39450 | SWITCH | 17583- | |
| 29 | YM124160-39140 | BOLT | 17583- | |
| 30 | YM129550-39450 | PIPE | 17583- | |
| 34 | YM22190-080002 | SEAL | 17583- | |
| 35 | YM22190-100002 | SEAL | 17583- | |
| 36 | YM129150-32020 | GASKET | 17583- | |
| 37 | YM26450-060252 | BOLT | 17583- | |
| 38 | YM26106-080252 | BOLT | 17583- | |
| 39 | YM124550-59830 | BOLT ASS'Y | 17583- | |
| 40 | YM124550-59820 | BOLT | 17583- | |
| 41 | YM22190-080002 | SEAL | 17583- |