Introduction
Ford 640 Utility Tractor
The Ford 640 is a utility tractor produced between 1954 and 1957 in Highland Park, Michigan. As part of the Ford 600 series, this model was designed to serve as a versatile, mid-sized machine for general agricultural operations, offering a balance of power and maneuverability.
Engine and Performance
The tractor is powered by a liquid-cooled inline engine with a displacement of 134 cubic inches (2.2 liters). It operates at a rated speed of 2200 RPM, providing approximately 33 horsepower. The engine features a 6.6:1 compression ratio and utilizes an oil bath air cleaner to ensure durability in dusty field environments.
Transmission and Drivetrain
The powertrain consists of an unsynchronized gear transmission offering four forward gears and one reverse gear. Power is transmitted through a dry disc clutch. The tractor is configured as a two-wheel-drive unit, equipped with differential mechanical expanding shoe brakes to ensure effective stopping power.
Hydraulics and Hitch
The Ford 640 features an open-center hydraulic system with a pump flow rate of 4.8 gallons per minute (18.2 liters per minute). The rear hitch is a Type I system equipped with both position and draft control, providing a lift capacity of 1,250 pounds (567 kg), which allows for the operation of various mounted implements.
Operator Station and Dimensions
Designed with an open operator station, the tractor offers a straightforward interface for the user. It features a wheelbase of 75.2 inches (191 cm) and a ground clearance of 21 inches (53 cm). The base weight of the machine is 3,031 pounds (1,374 kg), which can be increased to 3,641 pounds (1,651 kg) when ballasted.
Conclusion
The Ford 640 is a classic utility tractor suited for farmers and collectors seeking a reliable, mechanical machine for light to medium-duty field work. Its simple design and standard features make it a representative example of mid-1950s agricultural engineering.
Production Information of Ford, 640
- Original price was $2,056 in 1957
- Utility tractor
- Built in Highland Park, Michigan, USA
| Manufacturer | Ford |
|---|
Dimension and Tires Information of Ford, 640
| Ground clearance | 21 inches [53 cm] |
|---|---|
| Wheelbase | 75.2 inches [191 cm] |
| Weight | 3031 lbs [1374 kg] |
| Height | 58.7 inches [149 cm] |
| Length | 121.4 inches [308 cm] |
| Front tread | 52 to 76 inches [132 to 193 cm] |
| Ballasted weight | 3,641 lbs [1651 kg] |
| Width | 64.75 inches [164 cm] |
| Rear tread | 52 to 76 inches [132 to 193 cm] |
| Ag front | 5.50-16 |
|---|---|
| Ag rear | 11-28 |
Engine Specifications of Ford, 640
- Liquid-cooled inline
| Sparkplug gap | 0.025 inches (min) [0.635 mm] |
|---|---|
| Compression | 6.6:1 |
| Oil change | 100 h |
| Sparkplug | 14MM |
| Firing order | 1-2-4-3 |
| Displacement | 134 ci [2.2 L] |
| Oil capacity | 5 qts [4.7 L] |
| Air cleaner | Oil bath |
| Rated RPM | 2200 |
| Bore/Stroke | 3.44x3.60 inches [87 x 91 mm] |
| Sparkplug | 14MM |
| Sparkplug(optional) | 0.031 inches (max) [0.787 mm] |
| Sparkplug gap | 0.028 inches (min) [0.711 mm] |
Transmission Information of Ford, 640
Transmission variants 1
| Transmission | Ford |
|---|---|
| Clutch | Dry disc |
| Type | Unsynchronized gear |
| Gears | 4 forward and 1 reverse |
Mechanical Specs of Ford, 640
- Two-wheel drive
- Open operator station.
- Differential mechanical expanding shoe brakes
| Steering | Manual |
|---|---|
| Steering(optional) | Power assist optional |
Power Information of Ford, 640
| Rear PTO | Transmission (non-live) |
|---|---|
| Rear PTO Type | 540 (1.125) |
Hydraulics Specifications of Ford, 640
| Type | Open center |
|---|---|
| Steering flow | 6.5 gpm [24.6 lpm] |
| Pump flow | 4.8 gpm [18.2 lpm] |
| Capacity | 2.25 gal [8.5 L] |
| Steering press. | 100 psi [6.9 bar] |
| Pressure | 2000 psi [137.9 bar] |
Three-Point Hitch of Ford, 640
| Rear Type | I |
|---|---|
| Control | Position and draft control |
| Rear lift | 1250 lbs [567 kg] |
Electrical System of Ford, 640
| Ground | Positive |
|---|---|
| Battery volts | 6 |
| Charging system | Generator |
| Charging amps | 20 |
Where it sits
With 33 hp[B] HP, the Ford 640 sits just below 641 (48 HP) in Ford's range. Its power puts it in the 42th percentile of 1950s models in our database (592 machines).
Frequently asked questions
How much horsepower does the Ford 640 have?
The Ford 640 delivers 33 hp[B] HP.
What years was the Ford 640 produced?
The Ford 640 was produced in 1954-1957.
What transmission does the Ford 640 use?
The Ford 640 uses a Ford transmission.
How much does the Ford 640 weigh?
The Ford 640 weighs 3031 lbs [1374 kg].
Is the Ford 640 4WD?
The Ford 640 is available in 2WD.