Fairbanks Morse Defense and subsidiaries arethe only OEM for the ALCO engine product line
Strong, durable cylinder head casting for increased life of critical components
Well established, workhorse engine to accommodate multiple applications
Known for reliability, high specific output and low specific fuel consumption
Quality iron alloy makes cylinder head resist high temperatures and pressures
Commonality ofComponents
OEM ApprovedReman Solutions
Largest ALCOInventory Globally
Fairbanks Morse Defense and subsidiaries arethe only OEM for the ALCO engine product line
The Fairbanks Morse ALCO 251F engine is renowned worldwide for efficient and reliable power in the most demanding stationary applications. Featuring a durable cylinder head casting, this rugged ALCO engine option offers exceptional commonality of components and affords high specific output with low specific fuel consumption.
Dedicated team of OEM trained and certified technicians and a full range of inventory of new OEM and remanufactured components.
| Cylinder Configuration: | 6L, 8V, 12V, 16V, 18V |
| Cylinder Bore-mm(in): | 229 (9.0) |
| Piston Stroke-mm(in): | 267 (10.5) |
| Cycle: | 4 Stroke |
| Displacement/Cylinder- L (cu in): | 10.9 (668) |
| Mean Piston Speed - m/s (ft/s): | 8.0 (26.3) 900 rpm | 8.9 (29.2) 1,000 rpm | 10.7 (35.0) 1,200 rpm |
| Fuel Type | Diesel |
| CYLINDERS | RATING | 900 RPM 60 Hz kWe | 1,000 RPM 50 Hz kWe | 1,200 RPM 50 & 60 Hz kWe |
| 6V | Continuous | 730 | 870 | 1,000 |
| 2,000 hr/yr |
762 |
906 |
1,043 |
|
| 2hr / 24hr |
812 |
956 |
1,097 |
|
| 8V | Continuous |
1,040 |
1,160 |
- |
| 2,000 hr/yr |
1,082 |
1,205 |
- |
|
| 2hr / 24hr |
1,142 |
1,275 |
- |
|
| 12V | Continuous |
1,566 |
1,740 |
2,000 |
| 2,000 hr/yr |
1,630 |
1,811 |
2,082 |
|
| 2hr / 24hr |
1,713 |
1,912 |
2,200 |
|
| 16V | Continuous |
2,100 |
2,310 |
2,670 |
| 2,000 hr/yr |
2,183 |
2,400 |
2,780 |
|
| 2hr / 24hr |
2,310 |
2,540 |
2,937 |
|
| 18V | Continuous |
2,350 |
2,600 |
- |
| 2,000 hr/yr |
2,450 |
2,714 |
- |
|
| 2hr / 24hr |
2,584 |
2,863 |
- |
| CYLINDERS |
L (Length) (mm) |
W (Width) (mm) |
H (Height) (mm) |
DRY WEIGHT TONS (metric) |
|---|---|---|---|---|
|
6L |
7,036 |
2,616 |
2,870 |
19.4 |
|
8V |
6,528 |
2,692 |
3,486 |
21.7 |
|
12V |
8,573 |
2,692 |
3,486 |
25.4 |
|
16V |
9,712 |
2,692 |
3,486 |
34.1 |
|
18V |
10,465 |
2,692 |
3,486 |
38.7 |
Notes:
All ratings subject to factory approved application.
Ratings are based on: 90ºF (32.2ºC) ambient temp.
28.25 in Hg (71.6 cm Hg) barometric pressure (min).
1,500 ft. (457 m) altitude (max). Standby ratings available.
The kWe ratings are based on generators with nominal efficiencies of 96.2%.
All dimensions and rating data given is for base load generator set.
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Beloit, WI 53511
800.356.6955
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