ALCO Century 420
# ALCO Century 420

A ALCO Century 420 foi uma locomotiva manobreira de quatro eixos com motor diesel-elétrico de 2 000 horses power (1 490 quilowatts), substituiu a anterior ALCO RS-32.

## Proprietários originais

| Proprietário | Quantidade |
| Erie Mining | 3 |
| Ferrocarril del Sureste (FSRR) | 2 |
| Lehigh and Hudson River Railway (L&HR) | 9 |
| Lehigh Valley Railroad (LV) | 12 |
| Long Island Rail Road (LI) | 30 |
| Louisville & Nashville Railroad (LN) | 16 |
| Monon Railroad (MON) | 18 |
| Mississippi Export Railroad (MSE) | 1 |
| New York, Chicago & St. Louis Railroad (NKP) | 1 |
| Norfolk & Western Railroad (NW) | 8 |
| Piedmont and Northern Railway (PN) | 2 |
| Seaboard Air Line Railroad (SAL) | 27 |
| Tennessee Central Railway (TC) | 2 |