| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6150-11-5910 | MUFFLER | 11731- | |
| 2 | 6221-11-5340 | ELBOW,EXHAUST | 11731- | |
| 3 | 07042-20108 | PLUG | 11731- | |
| 4 | 6137-11-5290 | RING,SEAL | 11731- | |
| 5 | 01435-01025 | BOLT | 11731- | |
| 6 | (01435-01030) | BOLT,(SEE FIG.0201) | 11731- | |
| 7 | 6150-11-5710 | GASKET (K1) | 11731- | |
| 8 | 6221-11-5510 | BRACKET | 11731- | |
| 9 | 01435-01020 | BOLT | 11731- | |
| 10 | 01435-01025 | BOLT | 11731- | |
| 11 | 01584-01008 | NUT | 11731- | |
| 12 | 6221-11-4920 | COVER | 11731- | |
| 13 | 6134-12-5120 | SPACER | 11731- | |
| 14 | 01435-01040 | BOLT | 11731- | |
| 15 | 6221-11-5460 | TUBE,DRAIN | 11731- | |
| 16 | 01435-01016 | BOLT | 11731- | |
| 17 | 6691-11-5531 | PIPE,EXHAUST (WITH GLASSWOOL) | 11731- | |
| 18 | 6693-12-5540 | CLAMP | 11731- | |
| 19 | 6693-12-5550 | BOLT | 11731- | |
| 20 | 01582-21411 | NUT | 11731- | |
| 21 | 01640-21426 | WASHER | 11731- |