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ford 641

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Ford 641 tractor photo
1957 - 1962 601 Workmaster SeriesUtility tractor
1957 - 1962
601 Workmaster Series
Utility tractor
1957 - 1962
601 Workmaster Series
Utility tractor
1957 - 1962
601 Workmaster Series
Utility tractor
Tractor Tests
NTTL 642: gasoline 12-speed 2WD
NTTL 686: diesel 12-speed 2WD
Nebraska Tractor Test 642
641 fuel use from test 642
641 fuel use from test 642
641 fuel use from test 642
641 fuel use from test 642
Nebraska Tractor Test 642
Gasoline 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 power
29.82 hp 22.2 kW
Gear 5 used for power test.
Max pull
4,101 lbs 1860 kg
Gear 1 used for pull test.
Nebraska Tractor Test 686
641 fuel use from test 686
641 fuel use from test 686
641 fuel use from test 686
641 fuel use from test 686
Nebraska Tractor Test 686
Diesel 12-speed 2WD March 11 - 18, 1959 Link: Nebraska Tractor Test 686 file
PTO performance
Power at rated engine speed
31.78 hp 23.7 kW
Fuel use
2.2 gal/hour 8.3 l/hour
Power at rated PTO speed
25.29 hp 18.9 kW
Fuel use
1.8 gal/hour 6.8 l/hour
Drawbar performance
Max power
29.33 hp 21.9 kW
Fuel use
2.3 gal/hour 8.7 l/hour
Gear 5 used for power test.
Max pull
4,230 lbs 1918 kg
Gear 1 used for pull test.

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