J.I. Case 640 Tests


J.I. Case 640 tractor photo
1960 - 1963
630 Series
Utility tractor
Tractor Tests
NTTL 773: gasoline Case-o-Matic 2WD
NTTL 770: gasoline 12-speed 2WD
Nebraska Tractor Test 773
640 fuel use from test 773
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 speed49.72 hp
37.1 kW
Fuel use4.4 gal/hour
16.7 l/hour
Power at rated PTO speed46.76 hp
34.9 kW
Fuel use3.9 gal/hour
14.8 l/hour
Drawbar performance
Max power43.25 hp
32.3 kW
Fuel use4.4 gal/hour
16.7 l/hour
Gear 5 used for power test.
Max pull6,902 lbs
3130 kg
Gear 1 used for pull test.
Nebraska Tractor Test 770
640 fuel use from test 770
Nebraska Tractor Test 770
Gasoline 12-speed 2WD
October 13 - 27, 1960
Link: Nebraska Tractor Test 770 file
PTO performance
Power at rated engine speed50.61 hp
37.7 kW
Fuel use4.2 gal/hour
15.9 l/hour
Power at rated PTO speed49.69 hp
37.1 kW
Fuel use4.1 gal/hour
15.5 l/hour
Drawbar performance
Max power41.93 hp
31.3 kW
Fuel use4.0 gal/hour
15.1 l/hour
Gear 7 used for power test.
Max pull6,872 lbs
3117 kg
Gear 1 used for pull test.
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Peter Easterlund - owner of TractorData.com
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Updated on January 1, 2024
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