| Item | Part No. | Part Name | Qty | Serial No. |
| ENGINE, TIER I (SEE FIG. A0100-01A0) | A90002-A90008- | |||
| YM12391049800 | THERMOSTAT HOUSING | A90002-A90008- | ||
| 1 | (NSS) | HOUSING | A90002-A90008- | |
| 2 | YM12391049530 | COVER, TOP | A90002-A90008- | |
| 3 | YM26106080702 | BOLT | A90002-A90008- | |
| 4 | YM12461049291 | GASKET, COVER | A90002-A90008- | |
| 5 | YM12391148620 | THERMOSTAT | A90002-A90008- | |
| 6 | YM12350049550 | GASKET, BOTTOM | A90002-A90008- | |
| 7 | YM23876030000 | PLUG, PORT | A90002-A90008- | |