Farm tractors Ford

Ford 641 Tests

Ford 641
Ford 641

Tests

Tractor Tests
Test
NTTL 642: gasoline 12-speed 2WD
NTTL 686: diesel 12-speed 2WD
Nebraska Tractor Test 642
Test detailsGasoline 12-speed 2WD
March 20 - 31, 1958
Link: Nebraska Tractor Test 642 file
Belt power (max)33.65 hp
25.1 kW
Belt fuel use (max)3.4 gal/hour
12.9 l/hour
Drawbar performance
Max power29.82 hp
22.2 kW
Power test gearGear 5 used for power test.
Max pull4,101 lbs
1860 kg
Pull test gearGear 1 used for pull test.
Nebraska Tractor Test 686
Test detailsDiesel 12-speed 2WD
March 11 - 18, 1959
Link: Nebraska Tractor Test 686 file
PTO performance
Power at rated engine speed31.78 hp
23.7 kW
Fuel use2.2 gal/hour
8.3 l/hour
Power at rated PTO speed25.29 hp
18.9 kW
Fuel use1.8 gal/hour
6.8 l/hour
Drawbar performance
Max power29.33 hp
21.9 kW
Fuel use2.3 gal/hour
8.7 l/hour
Power test gearGear 5 used for power test.
Max pull4,230 lbs
1918 kg
Pull test gearGear 1 used for pull test.

Values may vary by engine, transmission or configuration. View source page