| Item | Part No. | Part Name | Qty | Serial No. |
| 421-03-A1010 | RADIATOR ASSEMBLY - EARLIER VERSION | | |
| | OR | | |
| 421-03-A1011 | RADIATOR ASSEMBLY - CURRENT VERSION | | |
| 1 | 421-03-A1410 | CORE ASSEMBLY | | |
| 2 | 421-03-A1420 | TANK ASSEMBLY, UPPER | | |
| 3 | 421-03-A1430 | TANK ASSEMBLY, LOWER | | |
| 4 | 421-03-A1440 | SIDE ASSEMBLY, RIGHT | | |
| 5 | 421-03-A1450 | SIDE ASSEMBLY, LEFT | | |
| 6 | 421-03-A1460 | GUSSET ASSEMBLY | | |
| 7 | 421-03-A1470 | GASKET | | |
| 8 | 421-03-A1480 | BAR, BOLTING - EARLIER VERSION | | |
| | OR | | |
| 8 | 421-03-A1481 | BAR, BOLTING - CURRENT VERSION | | |
| 9 | 421-03-A1490 | BAR, TAPPING | | |
| 10 | 01010-61230 | BOLT - EARLIER VERSION | | |
| | OR | | |
| 10 | 01010-61235 | BOLT - CURRENT VERSION | | |
| 11 | 01010-61035 | BOLT | | |
| | OR | | |
| 11 | 01010-61235 | BOLT | | |
| 12 | 01010-61025 | BOLT | | |
| 13 | 01010-61020 | BOLT | | |
| 14 | 01602-01232 | WASHER, SPRING | | |
| 15 | 01602-01032 | WASHER, SPRING | | |
| 16 | 01643-31032 | WASHER | | |
| 17 | 01643-31232 | WASHER | | |
| 18 | 01580-01008 | NUT | | |
| 19 | 421-03-A1510 | SHROUD, FAN - EARLIER VERSION | | |
| | OR | | |
| 19 | 421-03-A1511 | SHROUD, FAN - CURRENT VERSION | | |
| 20 | 421-03-A1520 | CAP ASSEMBLY | | |
| 21 | 421-03-A1530 | BRACKET, R.H. - EARLIER VERSION | | |
| | OR | | |
| 21 | 421-03-A1531 | BRACKET, R.H. - CURRENT VERSION | | |
| 22 | 421-03-A1540 | BRACKET, R.H. - EARLIER VERSION | | |
| | OR | | |
| 22 | 421-03-A1541 | BRACKET, L.H. - CURRENT VERSION | | |
| 23 | 421-03-A1550 | AIR SEAL, CENTER | | |
| 24 | 421-03-A1560 | SEAL, AIR - EARLIER VERSION | | |
| | OR | | |
| 24 | 421-03-A1561 | SEAL, AIR - CURRENT VERSION | | |
| 25 | 7861-92-4500 | SENSOR, WATER LEVEL | | |
| 26 | 07002-23634 | 0-RING | | |
| 27 | 08053-01512 | CLIP | | |
| 28 | 01435-01016 | BOLT | | |
| N/I | 01010-61035 | BOLT - CURRENT VERSION | | |
| N/I | 421-03-A1020 | SEAL, AIR - CURRENT VERSION | | |
