J.I. Case 641 Tests
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| Nebraska Tractor Test 773 | |||
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| Nebraska Tractor Test 773 | |
| Gasoline Case-o-Matic 2WD October 11 - 22, 1960 Link: Nebraska Tractor Test 773 file | |
| PTO performance | |
| Power at rated engine speed | 49.72 hp 37.1 kW |
| Fuel use | 4.4 gal/hour 16.7 l/hour |
| Power at rated PTO speed | 46.76 hp 34.9 kW |
| Fuel use | 3.9 gal/hour 14.8 l/hour |
| Drawbar performance | |
| Max power | 43.25 hp 32.3 kW |
| Fuel use | 4.4 gal/hour 16.7 l/hour |
| Gear 5 used for power test. | |
| Max pull | 6,902 lbs 3130 kg |
| Gear 1 used for pull test. | |
| Nebraska Tractor Test 770 | |||
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| Nebraska Tractor Test 770 | |
| Gasoline 12-speed 2WD October 13 - 27, 1960 Link: Nebraska Tractor Test 770 file | |
| PTO performance | |
| Power at rated engine speed | 50.61 hp 37.7 kW |
| Fuel use | 4.2 gal/hour 15.9 l/hour |
| Power at rated PTO speed | 49.69 hp 37.1 kW |
| Fuel use | 4.1 gal/hour 15.5 l/hour |
| Drawbar performance | |
| Max power | 41.93 hp 31.3 kW |
| Fuel use | 4.0 gal/hour 15.1 l/hour |
| Gear 7 used for power test. | |
| Max pull | 6,872 lbs 3117 kg |
| Gear 1 used for pull test. | |
| Page information | |
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| Email: Peter@TractorData.com | |
| Updated on January 1, 2024 |