| Item | Part No. | Part Name | Qty | Serial No. |
| \0 | (37C-01-11201) | ENGINE, ASSEMBLY | ||
| 1 | YM119640-92750 | WRENCH, FILTER | ||
| 2 | YM171301-92750 | WRENCH, LUBRIFICATION OIL FILTER | ||
| 3 | YM729907-92640 | GASKET SET (NON ASB.) | ||
| 4 | YM129907-01330 | GASKET | ||
| 5 | YM124160-11340 | SEAL, VALVE STEM | ||
| 6 | YM119802-11870 | PROTECTOR, NOZZLE | ||
| 7 | YM119625-11880 | SEAT, NOZZLE | ||
| 8 | YM129907-11310 | GASKET | ||
| 9 | YM129907-12110 | GASKET | ||
| 10 | YM129900-13252 | GASKET | ||
| 11 | YM123901-18080 | GASKET | ||
| 12 | YM124950-11340 | SEAL, VALVE EXHAUST | ||
| 13 | YM129900-32030 | O-RING | ||
| 14 | YM129900-32040 | O-RING | ||
| 15 | YM129900-42020 | GASKET | ||
| 16 | YM129900-49870 | GASKET | ||
| 17 | YM121850-49550 | GASKET | ||
| 18 | YM121850-77021 | GASKET | ||
| 19 | YM121850-49540 | GASKET | ||
| 20 | YM23414-080000 | GASKET | ||
| 21 | YM124465-44950 | GASKET | ||
| 22 | YM24311-000070 | O-RING | ||
| 23 | YM24311-000120 | O-RING | ||
| 24 | YM24311-000320 | O-RING | ||
| 25 | YM22190-080002 | SEAL, WASHER | ||
| 26 | YM22190-220002 | SEAL, WASHER | ||
| 27 | YM24351-030750 | O-RING | ||
| 28 | YM24311-000300 | O-RING | ||
| 29 | YM124240-01883 | GASKET | ||
| 30 | YM119129-77020 | GASKET | ||
| 31 | YM24321-000600 | O-RING | ||
| 32 | YM24316-240100 | O-RING | ||
| 33 | YM123907-59550 | SHIM | ||
| 34 | YM129472-18090 | GASKET | ||
| 35 | YM23414-100000 | GASKET | ||
| 36 | YM129908-39690 | SHIM | ||
| 37 | YM129400-92450 | HORN | ||
| 38 | YM977770-01212 | GASKET, LIQUID |