| Item | Part No. | Part Name | Qty | Serial No. |
| (6138-72-1110) | INJECTION PUMP ASS'Y | | 50202- |
| | THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.0451¤0461¤0462¤0471¤0481 AND 0491. | | |
| (6138-72-1130) | INJECTION PUMP ASS'Y,(TUNNEL SPEC.) | | 50202- |
| | THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.0451¤0467¤0468¤0471¤0481 AND 0491. | | |
| | THE ZEXEL PART NUMBER IS THAT DK IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | | |
| DK105614-3070 | TIMER ASS'Y | | 50202- |
| 1 | DK156133-0520 | HOLDER,FLYWEIGHT | | 50202- |
| 2 | DK156108-6200 | FLYWEIGHT | | 50202- |
| 3 | DK029310-9030 | SHIM¤ 0.10MM | | 50202- |
| DK139409-0000 | SHIM¤ 0.15MM | | 50202- |
| DK029310-9040 | SHIM¤ 0.20MM | | 50202- |
| DK029310-9010 | SHIM¤ 0.50MM | | 50202- |
| DK029310-9020 | SHIM¤ 1.00MM | | 50202- |
| DK029310-9050 | SHIM¤ 1.50MM | | 50202- |
| 4 | DK156104-7600 | SPRING,TIMER | | 50202- |
| 5 | DK156130-6520 | FLANGE | | 50202- |
| 6 | DK029622-8010 | SEAL,OIL | | 50202- |
| 7 | DK156114-1400 | CASE | | 50202- |
| 8 | DK156117-0100 | O-RING | | 50202- |
| 9 | DK156116-1920 | SEAL,OIL | | 50202- |
| 10 | DK131325-0400 | NUT | | 50202- |
| 11 | DK029321-4010 | WASHER,SPRING | | 50202- |
| 12 | DK156115-0100 | PLUG | | 50202- |
| 13 | DK026508-1240 | GASKET | | 50202- |
