Engine Horsepower: 33 hp
Manufactured: 1954 to 1957
Ford 640 Summary
The Ford 640 utility tractor was produced from 1954 to 1957 as part of the 600 Series. It features a belt horsepower of 30 hp and a drawbar horsepower of 28.59 hp. The tractor was manufactured in Highland Park, Michigan, USA. Variants include the 740 (row-crop), 620 (no PTO, hydraulics, or 3-point hitch), 630 (no PTO), 640 (four-speed), 650 (five-speed), and 660 (five-speed with live PTO).

Ford 640 Horsepower, Weight, and Specifications:
Production
Who manufactured the Ford 640, and where was it built?
- Manufacturer: Ford
- Built in: Highland Park, Michigan, USA
- Original price (1957): $2,056
Variants
What are the different variants of the Ford 640?
- 740: row-crop
- 620: no PTO, hydraulics, or 3-point hitch
- 630: no PTO
- 640: four-speed
- 650: five-speed
- 660: five-speed, live PTO
Engines
What engines are available for the Ford 640?
- Engine 1: Ford 2.2L 4-cyl gasoline
- Engine 2: Ford 2.2L 4-cyl LP gas
Transmission
What type of transmission does the Ford 640 have?
- Type: 4-speed unsynchronized gear
Horsepower
What is the horsepower of the Ford 640?
- Belt (claimed): 30 hp / 22.4 kW
- Plows: 2 (14-inch)
- Drawbar (tested): 28.59 hp / 21.3 kW
- Belt (tested): 31.01 hp / 23.1 kW
Mechanical
What are the mechanical specifications of the Ford 640?
- Drive: Two-wheel drive
- Steering: Manual (power assist optional)
- Brakes: Differential mechanical expanding shoe brakes
- Operator station: Open
Capacity
What are the fuel and hydraulic capacities of the Ford 640?
- Fuel capacity: 11 gal / 41.6 L
- Hydraulic system capacity: 2.25 gal / 8.5 L
Hydraulics
What are the hydraulic specifications of the Ford 640?
- Type: Open center
- Capacity: 2.25 gal / 8.5 L
- Pressure: 2000 psi / 137.9 bar
- Pump flow: 4.8 gpm / 18.2 lpm
- Steering flow: 6.5 gpm / 24.6 lpm
- Steering pressure: 100 psi / 6.9 bar
Tractor Hitch
What hitch specifications does the Ford 640 have?
- Rear Type: I
- Control: Position and draft control
- Rear lift: 1250 lbs / 567 kg
Power Take-off (PTO)
What are the PTO specifications of the Ford 640?
- Rear PTO: Transmission (non-live)
- Rear RPM: 540 (1.125)
Dimensions & Tires
What are the dimensions and tire specs of the Ford 640?
- Wheelbase: 75.2 inches / 191 cm
- Weight: 3031 lbs / 1374 kg
- Front tire: 5.50-16
- Rear tire: 11-28
Belt Pulley
What are the belt pulley specifications of the Ford 640?
- Diameter: 9 inches / 22 cm
- Width: 6.5 inches / 16 cm
- RPM: 1,366
- Speed: 3218 ft/min / 980.85 meters/min
Electrical
What are the electrical specifications of the Ford 640?
- Ground: Positive
- Charging system: Generator
- Charging amps: 20
- Battery volts: 6
Disclaimer: The information provided on this page may be less than 100% accurate. Always check the manufacturer's official manual.