| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 457-846 | HEAD COVER ASS'Y | 00101- | |
| 2 | 458-533 | PLATE | 00101- | |
| 3 | 450-081 | BAFFLE | 00101- | |
| 4 | 458-588 | RETAINER | 00101- | |
| 5 | 457-692 | COVER | 00101- | |
| 6 | 457-750 | DIAPHRAGM | 00101- | |
| 7 | 458-826 | SPRING | 00101- | |
| 8 | 458-427 | PACKING (KIT) | 00101- | |
| 9 | 455-315 | SCREW | 00101- | |
| 10 | 455-315 | SCREW | 00101- | |
| 11 | 450-773 | KNOB | 00101- | |
| 12 | 453-665 | O-RING (KIT) | 00101- | |
| 13 | 457-862 | HOSE,BREATHER | 00101- | |
| 14 | 457-642 | CLAMP | 00101- |