| Item | Part No. | Part Name | Qty | Serial No. | 
| ENGINE, TIER II (SEE FIG. A0100-01A1) | A20814-- | |||
| 1 | YM123900-14200 | TAPPET | A20814-- | |
| 2 | YM123907-14400 | PUSH ROD | A20814-- | |
| 3 | YM129150-02450 | FLANGE, RETAINER | A20814-- | |
| 4 | YM129900-14100 | GEAR, CAM | A20814-- | |
| 5 | YM225120-70140 | KEY | A20814-- | |
| 6 | (NSS) | CAM | A20814-- | |
| 7 | YM261060-80142 | BOLT | A20814-- | |
| 8 | YM123900-25060 | SHAFT, GEAR | A20814-- | |
| 9 | YM123900-25120 | GEAR, IDLER | A20814-- | |
| 10 | YM261060-80552 | BOLT | A20814-- | |
| 11 | YM129953-25300 | BOLT | A20814-- | |
| 12 | YM123907-25909 | GEAR, PUMP | A20814-- | |
| 13 | YM158563-51150 | FLANGE, MOUNTING | A20814-- | |
| 14 | YM222171-80000 | WASHER, SPRING | A20814-- | |
| 15 | YM267761-80002 | NUT, LOCK | A20814-- | |
| 16 | ENGINE BLOCK (SEE FIG. A0110-01A1) | A20814-- | ||
| 17 | GEAR CASE (SEE FIG. A0111-01A1) | A20814-- | ||
| 18 | INJECTION PUMP (SEE FIG. A0133-01A3) | A20814-- | 
