Ford 681 vs International Harvester Super FC-C
10 material differences · fewer than 12
Which should you choose?
We will not advise between these two machines, because they were not built in overlapping years (1958–1962; 1952–1957). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.
Field by field
10 material differences · 2 fields identical or within 5%, which is not counted as material
| Field | 681 | Super FC-C | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 42.1 hp | 24 hp | +74% 681 |
| Engine declared | — | INTERNATIONAL HARVESTER C-123 | — |
| Displacement declared | — | 2.01 L | — |
| Maximum torque declared | 121 lb·ft · 164 N·m | 116 lb·ft · 157 N·m | — |
| Transmission | |||
| Top speed declared | 17.4 mph · 28 km/h | 10.6 mph · 17 km/h | +65% 681 |
| Hydraulics & hitch | |||
| Pump flow declared | 4.0 gpm · 15.0 L/min | 4.6 gpm · 17.3 L/min | +15% Super FC-C |
| Three-point lift at ends declared | 1,250 lb · 567 kg | — | — |
| Rear PTO speeds declared | 540 rpm / 1000 rpm | 539 rpm | differs |
| Weight & dimensions | |||
| Unladen weight declared | 3,289 lb · 1,492 kg | 3,175 lb · 1,440 kg | — |
| Wheelbase declared | 74.5 in · 1,892 mm | 91.5 in · 2,324 mm | +23% Super FC-C |
| Length declared | 120.8 in · 3,069 mm | 129.5 in · 3,290 mm | +7% Super FC-C |
| Width declared | 63.9 in · 1,623 mm | 78.0 in · 1,980 mm | +22% Super FC-C |
| Height declared | 56.9 in · 1,446 mm | 71.3 in · 1,810 mm | +25% Super FC-C |
| Ground clearance declared | 21.0 in · 533 mm | 22.4 in · 570 mm | +7% Super FC-C |
| Turning radius, braked declared | 8.9 ft · 2.72 m | 12.0 ft · 3.65 m | +34% Super FC-C |
| Fuel tank declared | 62.3 qt · 59.0 L | 44.1 qt · 41.75 L | +41% 681 |
Ford 681 sources
Source
- Source: Traktorenlexikon, “Ford 601”
International Harvester Super FC-C sources
Source
- Source: Traktorenlexikon, “McCormick Super FC-C”
- Source: Traktorenlexikon, “McCormick Farmall Super-A 1”