| Item | Part No. | Part Name | Qty | Serial No. |
| YM729210-51450 | INJECTION PUMP ASS'Y | 31420- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.A4010-B0A7 TO A4010-E0A7. | ||||
| 1 | \6\ | PUMP ASS'Y | 31420- | |
| 2 | YM129155-51020 | STUD | 31420- | |
| 3 | YM129211-51040 | CAMSHAFT | 31420- | |
| 4 | YM129155-51051 | BEARING | 31420- | |
| 5 | YM129208-51060 | RETAINER | 31420- | |
| 6 | YM122710-51090 | KEY | 31420- | |
| 7 | YM129155-51450 | GASKET | 31420- | |
| 8 | YM129155-51701 | COVER | 31420- | |
| 9 | YM129155-51711 | GASKET | 31420- | |
| 10 | YM129155-51751 | COVER | 31420- | |
| 11 | YM129155-51760 | GASKET | 31420- | |
| 12 | YM129156-51910 | PLATE¤ CAUTION | 31420- | |
| 13 | YM129155-51930 | SPACER¤ T=3.25 | 31420- | |
| 14 | YM129155-51940 | SPACER¤ T=1.5 | 31420- | |
| 15 | YM22217-060000 | WASHER,SPRING | 31420- | |
| 16 | YM22351-050010 | PIN,SPRING | 31420- | |
| 17 | YM24101-063034 | BEARING | 31420- | |
| 18 | YM26022-050122 | SCREW | 31420- | |
| 19 | YM26022-060162 | SCREW | 31420- | |
| 20 | YM26716-060002 | NUT | 31420- | |
| YM129208-54500 | FLANGE ASS'Y | 31420- | ||
| 21 | YM129208-54510 | FLANGE | 31420- | |
| 22 | YM22217-120000 | WASHER,SPRING | 31420- | |
| 23 | YM26716-120002 | NUT | 31420- | |
| 24 | YM129155-52050 | GASKET | 31420- | |
| 25 | YM129100-52200 | COVER | 31420- |