© trainspo.comMLW RS-18
Built by MLW
Overview of the MLW RS-18
Discover the robust MLW RS-18 diesel locomotive, a workhorse built for demanding railway operations.
This versatile engine, with its Bo'Bo' axle configuration, powered by an ALCo 251B V12 prime mover, boasts an impressive 1340 kW power output.
Produced by MLW between 1956 and 1968, the RS-18 has served with distinction across North America.
Notable operators include the British Columbia Railway (as the BCOL RS-18C), the Cartier Railway (as the CR RS-18), and the Cuyahoga Valley Scenic Railroad (as the CVSR RS-18).
With a standard gauge of 1435 mm, this locomotive represents a significant piece of railway history.
MLW RS-18 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | MLW · 1956–1968351 units | |
| Power output | 1,340 kW1,797 hp | |
| Prime mover | ALCo 251B V12 | |
| Track gauge | 1,435 mmStandard gauge4 ft 8½ in | |
| UIC axle arrangement | Bo'Bo' |
Operators of the MLW RS-18
Railway companies that have operated the RS-18, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| British Columbia Railway | BCOL RS-18C | Canada |
| Cartier Railway | CR RS-18 | Canada |
| Cuyahoga Valley Scenic Railroad | CVSR RS-18 | United States |
MLW RS-18 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
More diesel locomotives from MLW

MLW
RS-3m
Diesel locomotive
1956–1978

MLW
RS-11 / DL-701
Diesel locomotive
1956–1964 · 1,300 kW

MLW
RS-3 1600mm
Diesel locomotive
1952 · 1,200 kW

MLW
S13
Diesel locomotive
1959–1967

MLW
RS-3
Diesel locomotive
1950–1956 · 1,200 kW

MLW
NSW 40
Diesel locomotive
1951–1952 · 121 km/h

MLW
M-420
Diesel locomotive
1973–1977 · 108 km/h

MLW
MX 620
Diesel locomotive
1973–1980 · 1,500 kW
Similar diesel locomotives from other manufacturers

AE Goodwin
RSD-20
Diesel locomotive
120 km/h · 1,340 kW

ALCo
CRSD20
Diesel locomotive
1956–1960

Brissonneau and Lotz
CFL 850
Diesel locomotive
1956

Clyde Engineering
G8B/DE0x
Diesel locomotive
1956

English Electric
37/9
Diesel locomotive
140 km/h · 1,340 kW

GMD
GR12UM
Diesel locomotive
1956–1960

Kockums
Z67
Diesel locomotive
1956–1958

Derby Works
BR 44
Diesel locomotive
1,342 kW