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Ford 681

Ford 681 tractor photo
1957 - 1961   601 Workmaster Series

The Ford 681 was the tractor with the most features in the 601 Workmaster series. In addition to the Select-O-Speed transmission, the 681 had an independent dual-speed power take-off (PTO).


Factory:Highland Park, Michigan, USA
Original price (USD):$3,231 (1961)


611:Select-O-Speed, no PTO
621:Four-speed, no PTO or 3-point
631:Four-speed, no PTO
661:Five-speed, live PTO
681:Select-O-Speed, dual-speed PTO

Ford 681 Engines:

   Ford 2.2L 4-cyl gasoline
   Ford 2.4L 4-cyl diesel
   Ford 2.2L 4-cyl LP gas
full engine details ...


Fuel:13 gal [49.2 L]
Hydraulic system:2 gal [7.6 L]
Rear axle:8 qts [7.6 L]

3-Point Hitch:

Rear Type:I
Rear lift:1,250 lbs [567 kg]

Power Take-off (PTO):

Rear PTO:independent
Rear RPM:540/1000

Dimensions & Tires:

Weight:3300 to 5450 pounds
Front tire:6.00-16
Rear tire:11-28
full dimensions and tires ...

681 Serial Numbers:

Location:Transmission case, top left, behind the starter.
1957: 1001
1958: 11977
1959: 58312
1960: 105943
1961: 131427
1962: 155531

how to read serial numbers...


Ford 681 Power:

Engine:48.4 hp [36.1 kW]
Belt (claimed):32 hp [23.9 kW]
Plows:2 (14-inch)
Drawbar (tested):26.81 hp [20.0 kW]
PTO (tested):34.33 hp [25.6 kW]
power test details ...


Chassis:4x2 2WD
 power assist optional
Brakes:differential mechanical expanding shoe
Cab:Open operator station.


Capacity:2 gal [7.6 L]
Total flow:4 gpm [15.1 lpm]


Ground:positive (6V)
 negative (12V)
Charging system:generator
Charging amps:20


Volts:6 (gas/lp)
 12 (diesel)
Amp-hours:80 (6V)
 135 (12V)

Page information:

Last update:February 12, 2012
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