| Item | Part No. | Part Name | Qty | Serial No. |
| (720-68-20203) | HST ASS'Y | | 1400- |
| (\2\720-68-20202) | HST ASS'Y | | (1716-1779) |
| (\2\720-68-20201) | HST ASS'Y | | (1400-1715) |
| (720-68-10202) | HST ASS'Y | | 1001-1399 |
| (\2\720-68-10201) | HST ASS'Y | | (1184-1399) |
| (\2\720-68-10200) | HST ASS'Y | | (1001-1183) |
| | THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.251 TO 262. | | |
| 720-68-16001 | ASSIST VALVE ASS'Y | | 1001- |
| (\2\720-68-16000) | ASSIST VALVE ASS'Y | | (1001-1183) |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.258 TO 261. | | |
| 720-68-15500 | VALVE ASS'Y,HIGH PRESSURE | | 1001- |
| 1 | \6\ | VALVE ASS'Y | | 1001- |
| 2 | \6\ | O-RING | | 1001- |
| 3 | \6\ | RING | | 1001- |
| 4 | \6\ | O-RING | | 1001- |
| 5 | \6\ | O-RING | | 1001- |
