SCL 500-524:
SCL 500-524 - built 3-4/1973 - EMD serial numbers 72785-1 thru 72785-25:
| SCL 500 | SCL 501 | SCL 502 | SCL 503 | SCL 504 |
| SCL 505 | SCL 506 | SCL 507 | SCL 508 | SCL 509 |
| SCL 510 | SCL 511 | SCL 512 | SCL 513 | SCL 514 |
| SCL 515 | SCL 516 | SCL 517 | SCL 518 | SCL 519 |
| SCL 520 | SCL 521 | SCL 522 | SCL 523 | SCL 524 |