| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6211-11-5610 | MUFFLER | 17630- | |
| 2 | 6211-11-5890 | GASKET (K1) | 11397- | |
| 3 | 01010-31055 | BOLT | 17630- | |
| 4 | 01580-11008 | NUT | 17630- | |
| 5 | 6631-11-5630 | SPACER | 17630- | |
| 6 | 6212-11-5971 | BRACKET | 17630- | |
| 7 | 01010-31040 | BOLT | 17630- | |
| 8 | 6131-12-5920 | SPACER | 17630- | |
| 9 | 01010-31025 | BOLT | 11983- | |
| 10 | 6211-11-5730 | BAND | 17630- | |
| 11 | 6215-11-5740 | NUT | 17630- | |
| 12 | 6211-11-5861 | TUBE,DRAIN | 11397- | |
| 13 | 6991-11-5990 | CLAMP | 11397- | |
| 14 | 01010-31025 | BOLT | 11397- | |
| 15 | 01580-11008 | NUT | 11397- | |
| 16 | 01640-21016 | WASHER | 11397- | |
| 17 | 01010-51020 | BOLT | 11397- | |
| 6128-11-5304 | CHECK VALVE ASS'Y | 17630- | ||
| 18 | \6\ | BODY | 11397- | |
| 19 | \6\ | VALVE | 17630- | |
| 20 | \6\ | COVER | 11397- | |
| 21 | 6128-11-5611 | GASKET (K1) | 17630- | |
| 22 | 01010-51030 | BOLT | 17630- | |
| 23 | 01580-01008 | NUT | 11397- | |
| 24 | 6211-11-4770 | ELBOW | 11397- | |
| 25 | 01010-61025 | BOLT | 11397- | |
| 26 | 01010-31075 | BOLT | 11397- | |
| 27 | 6212-11-4760 | TUBE | 11397- | |
| 28 | 6127-11-5960 | HOSE | 11397- | |
| 29 | 07281-00549 | CLAMP | 11397- | |
| 30 | 6128-11-5872 | CLAMP | 11397- | |
| 31 | (01435-01030) | BOLT | 11397- | |
| 32 | 6212-11-5562 | PIPE,EXHAUST | 11983- | |
| 33 | 6141-12-5900 | CAP,RAIN | 11983- |