| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6127-51-6212 | PIPE,SCAVENGING | 20338- | |
| 2 | 6120-61-6850 | GASKET (KIT) | 20338- | |
| 3 | 01010-31025 | BOLT | 20338- | |
| 4 | 01602-01030 | WASHER | 20338- | |
| 5 | 6127-51-6251 | CLIP | 20338- | |
| 6 | 01010-31022 | BOLT | 20338- | |
| 7 | 01602-01030 | WASHER | 20338- | |
| 7A | 01641-01016 | WASHER | 20338- | |
| 8 | 6128-51-6310 | STRAINER | 20338- | |
| 9 | 6127-51-6360 | PLATE | 20338- | |
| 10 | 6110-51-6340 | RING | 20338- | |
| 11 | 6128-51-6830 | GASKET (KIT) | 20338- | |
| 12 | 01010-31035 | BOLT | 20338- | |
| 13 | 01602-01030 | WASHER | 20338- | |
| 14 | 6127-51-6520 | PIPE | 26691- | |
| 14 | \3\6127-51-6413 | PIPE | 20338-26690 | |
| (6127-51-6520,01010-51035) | ||||
| 15 | 6127-51-1660 | GASKET (KIT) | 20338- | |
| 16 | 01010-31035 | BOLT | 26691- | |
| 16 | 01010-31030 | BOLT | 20338-26690 | |
| 17 | 01010-31050 | BOLT | 24974- | |
| 17 | 01010-31035 | BOLT | 20338-24973 | |
| 18 | 01010-31060 | BOLT | 20338- | |
| 19 | 01602-01030 | WASHER | 20338- | |
| 20 | 6127-51-6510 | PIPE | 20338- | |
| 21 | 01010-31025 | BOLT | 20338- | |
| 22 | 01010-31045 | BOLT | 20338- | |
| 23 | 01602-01030 | WASHER | 20338- | |
| 24 | 6127-51-6631 | CLIP | 20338- | |
| 6127-51-6800 | BYPASS VALVE ASS'Y | 24974- | ||
| \0\6127-51-6702 | BYPASS VALVE ASS'Y | 20338-24973 | ||
| 25 | 6127-51-6810 | BODY | 24974- | |
| 25 | 6127-51-6711 | BODY | 20338-24973 | |
| 26 | 6127-51-6720 | SEAT | 20338-24973 | |
| 27 | 6127-51-6760 | SEAT | 20338- | |
| 28 | 6127-51-6750 | SPRING | 20338- | |
| 29 | 6127-51-6840 | VALVE | 24974- | |
| 29 | 6127-51-6771 | VALVE | 20338-24973 | |
| 30 | 6110-51-5550 | SPACER | 20338- | |
| 31 | 6110-51-5230 | PLUG | 20338- | |
| 32 | 07003-02733 | GASKET (KIT) | 20338- | |
| 33 | 07000-63030 | O-RING (KIT) | 20338- | |
| 34 | 6127-51-6741 | PIPE | 26361- | |
| 34 | \0\6127-51-6740 | PIPE | 20338-26360 | |
| 35 | 07000-23022 | O-RING (KIT) | 20338- | |
| 36 | 6127-51-6781 | STOPPER | 23311- | |
| 36 | \3\6127-51-6780 | STOPPER | 20338-23310 | |
| (6127-51-6781,01010-30614) | ||||
| 37 | 01010-30614 | BOLT | 23311- | |
| 37 | 01010-30612 | BOLT | 20338-23310 | |
| 38 | 01602-00619 | WASHER | 20338- |