International Harvester 660 Tests
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| Nebraska Tractor Test 715 | |||
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| Nebraska Tractor Test 715 | |
| Diesel TA 2WD August 31 - September 5, 1959 Link: Nebraska Tractor Test 715 file | |
| PTO performance | |
| Power at rated engine speed | 78.78 hp 58.7 kW |
| Fuel use | 5.5 gal/hour 20.8 l/hour |
| Drawbar performance | |
| Max power | 64.43 hp 48.0 kW |
| Fuel use | 5.2 gal/hour 19.7 l/hour |
| Max pull | 11,046 lbs 5010 kg |
| Gear 2-TA used for pull test. | |
| Nebraska Tractor Test 721 | |
| Gasoline TA 2WD October 1 - 12, 1959 Link: Nebraska Tractor Test 721 file | |
| PTO performance | |
| Power at rated engine speed | 81.39 hp 60.7 kW |
| Fuel use | 6.4 gal/hour 24.2 l/hour |
| Drawbar performance | |
| Max power | 70.21 hp 52.4 kW |
| Fuel use | 6.3 gal/hour 23.8 l/hour |
| Nebraska Tractor Test 722 | |
| LP gas TA 2WD October 3 - 12, 1959 Link: Nebraska Tractor Test 722 file | |
| PTO performance | |
| Power at rated engine speed | 80.63 hp 60.1 kW |
| Fuel use | 8.9 gal/hour 33.7 l/hour |
| Drawbar performance | |
| Max power | 69.66 hp 51.9 kW |
| Fuel use | 8.8 gal/hour 33.3 l/hour |
| Page information | |
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| Updated on August 30, 2023 |