| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 421-T45-2510 | ELBOW | | |
| 2 | 09483-10523 | HOSE, ENGINE TO HEATER CORE | | |
| 2 | 421-942-A110 | HOSE, ENGINE TO HEATER CORE | | |
| 3 | 09483-30550 | HOSE, CONNECTOR | | |
| 4 | 09484-00560 | CONNECTOR | | |
| 5 | 09483-10517 | HOSE, HEATER CORE TO ENGINE | | |
| 5 | 421-942-A120 | HOSE, HEATER CORE TO ENGINE | | |
| 6 | 07281-00259 | CLAMP, HOSE | | |
| 6 | 07280-02523 | CLAMP, HOSE | | |
| 7 | 421-07-11550 | CLIP | | |
| 8 | 01010-81225 | BOLT | | |
| 9 | 01643-31232 | WASHER | | |
| 10 | 01010-81025 | BOLT | | |
| 11 | 01643-31032 | WASHER | | |
| 12 | 08034-00536 | BAND | | |
| 13 | 421-07-12831 | HOSE | | |
| 14 | 421-07-12810 | CONNECTOR | | |
| 15 | 421-07-12512 | GRILLE | | |
| N/I | 444 004 | ADAPTER, PIPE 1/2 | | |
| | | | |
| | F1 - USED ON S/N A25001 THRU A25485 AND A25487 THRU A25514. | | |
| | | | |
| | | | |
| | F2 - USED ON S/N A25515 AND UP. | | |
| | | | |
