International Harvester 686 Tests
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| Tractor Tests | |
| NTTL 1151: 312 diesel Torque Amplifier 2WD | |
| NTTL 1152: gasoline Torque Amplifier 2WD | |
| NTTL 1336: 310 diesel Torque Amplifier 2WD |
| Nebraska Tractor Test 1151 | |||
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| Nebraska Tractor Test 1151 | |
| 312 diesel Torque Amplifier 2WD November 3 - 14, 1973 Link: Nebraska Tractor Test 1151 file | |
| PTO performance | |
| Power at rated engine speed | 66.29 hp 49.4 kW |
| Fuel use | 4.7 gal/hour 17.8 l/hour |
| Drawbar performance | |
| Max power | 58.01 hp 43.3 kW |
| Fuel use | 4.6 gal/hour 17.4 l/hour |
| Gear 3-Direct used for power test. | |
| Max pull | 8,012 lbs 3634 kg |
| Gear 2-TA used for pull test. | |
| Nebraska Tractor Test 1152 | |||
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| Nebraska Tractor Test 1152 | |
| Gasoline Torque Amplifier 2WD November 5 - December 3, 1973 Link: Nebraska Tractor Test 1152 file | |
| PTO performance | |
| Power at rated engine speed | 66.30 hp 49.4 kW |
| Fuel use | 12.0 gal/hour 45.4 l/hour |
| Drawbar performance | |
| Max power | 57.29 hp 42.7 kW |
| Fuel use | 5.7 gal/hour 21.6 l/hour |
| Gear 3-Direct used for power test. | |
| Max pull | 7,981 lbs 3620 kg |
| Gear 2-TA used for pull test. | |
| Nebraska Tractor Test 1336 | |||
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| Nebraska Tractor Test 1336 | |
| 310 diesel Torque Amplifier 2WD March 26 - April 16, 1980 Link: Nebraska Tractor Test 1336 file | |
| PTO performance | |
| Power at rated engine speed | 66.36 hp 49.5 kW |
| Fuel use | 4.1 gal/hour 15.5 l/hour |
| Drawbar performance | |
| Max power | 57.71 hp 43.0 kW |
| Fuel use | 4.1 gal/hour 15.5 l/hour |
| Gear 3-Direct used for power test. | |
| Max pull | 8,013 lbs 3634 kg |
| Gear 1-Direct used for pull test. | |
| Page information | |
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| Email: Peter@TractorData.com | |
| Updated on September 20, 2021 |