| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (144-15-00014) | TRANSMISSION ASS'Y | 31001-34000 | |
| 1 | (144-15-00015) | TRANSMISSION ASS'Y | 34001- | |
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.1251A TO 1265A. | ||||
| 1 | 145-15-00180 | VALVE ASS'Y | 31001- | |
| 1 | 154-15-14110 | BODY | 31001- | |
| 2 | 144-15-14130 | VALVE | 31001- | |
| 3 | 175-15-14140 | GUIDE | 31001- | |
| 4 | 145-15-44160 | SPRING | 31001- | |
| 5 | 154-15-14150 | COVER | 31001- | |
| 6 | 07000-63032 | O-RING (KIT) | 31001- | |
| 7 | 01010-30825 | BOLT | 31001- | |
| 8 | 01602-00825 | WASHER | 31001- | |
| 9 | 144-15-14150 | COVER | 31001- | |
| 10 | 07000-63025 | O-RING (KIT) | 31001- | |
| 11 | 01010-51025 | BOLT | 31001- | |
| 12 | 01602-01030 | WASHER | 31001- | |
| 13 | 154-15-14160 | GASKET (KIT) | 31001- | |
| 14 | 01010-31055 | BOLT | 31001- | |
| 15 | 01010-31060 | BOLT | 31001- | |
| 16 | 01010-31065 | BOLT | 31001- | |
| 17 | 01602-01030 | WASHER | 31001- |