| Item | Part No. | Part Name | Qty | Serial No. |
| (723-46-23203) | VALVE ASS'Y | 80076- | ||
| (723-46-23201) | VALVE ASS'Y | 80001-80075 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-17A0. | ||||
| 1 | 723-40-93600 | VALVE ASS'Y,RELIEF | 80001- | |
| 2 | 700-22-11410 | O-RING | 80001- | |
| 3 | 700-80-64220 | RING | 80001- | |
| 4 | 07002-12434 | O-RING | 80001- |