Ford 640 Utility tractor Specs & Features

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Ford 640 Utility tractor Technical Specifications

Ford 640 is a Row-Crop tractor that was produced by the John Deere between 1954 – 1957.

Below you will find detailed technical specifications for Ford 640 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Ford 640 Production

Manufacturer:
Manufacturer:	Ford
Type:	Utility tractor
Factory:	Highland Park, Michigan, USA
Original price:	$2,056 (1957 )

Ford 640 Power

Engine:
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

Ford 640 Electrical

Ground:	positive
Charging system:	generator
Charging amps:	20
Battery volts:	6

Ford 640 Mechanical

Chassis:

4×2 2WD

Steering:

manual

power assist optional

Brakes:

differential mechanical expanding shoe

Cab:

Open operator station.

Transmission:

4-speed unsynchronized gear

Capacity

Fuel:	11 gal 41.6 L
Hydraulic system:	2.25 gal 8.5 L

Hydraulics

Capacity:	2.25 gal 8.5 L
Steering flow:	6.5 gpm 24.6 lpm
Steering press.:	100 psi 6.9 bar

Tracktor Hitch

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

Power Take-off (PTO)

Rear PTO:	transmission (non-live)
Rear RPM:	540 (1.125)

Title serial numbers

Location:	On the left-hand side of the transmission housing behind the starter.
photo of 640 serial number
1954:	1
1955:	10615
1956:	77271
1957:	116368
how to read serial numbers…

What year is my Ford 640? Serial Number Decoder

The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.

The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.

Ford 640 Engine detail

Engine Detail
Ford EAE Red Tiger
gasoline
4-cylinder 8-valve
liquid-cooled vertical inline
Displacement:	134 ci 2.2 L
Bore/Stroke:	3.44×3.60 inches 87 x 91 mm
Emissions:	Tier 0
Air cleaner:	oil bath
Compression:	6.6:1
Rated RPM:	2200
Firing order:	1-2-4-3
Starter volts:	6
Coolant capacity:	15 qts 14.2 L
Sparkplug:	14MM
Sparkplug gap:	0.025 inches 0.635 mm (min)
	0.028 inches 0.711 mm (max)

Ford 640 Transmission overview

Engine Oil

Transmission:	Ford
Type:	unsynchronized gear
Gears:	4 forward and 1 reverse
Clutch:	dry disc

Ford 640 Dimensions

Wheelbase:	75.2 inches 191 cm
Length:	121.4 inches 308 cm
Width:	64.75 inches 164 cm
Height:	58.7 inches 149 cm
Weight:	3031 lbs 1374 kg
Ballasted weight:	3,641 lbs 1651 kg
Ground clearance:	21 inches 53 cm
Front tread:	52 to 76 inches 132 to 193 cm
Rear tread:	52 to 76 inches 132 to 193 cm

Ford 640 Tests

Nebraska Tractor Test 560

Nebraska Tractor Test 560
Gasoline 4-speed 2WD September 19 – October 4, 1955 Link: Nebraska Tractor Test 560 file
Belt power (max):	31.01 hp 23.1 kW
Belt fuel use (max):	2.9 gal/hour 11.0 l/hour
Drawbar performance
Max power:	28.59 hp 21.3 kW
Gear 2 used for power test.
Max pull:	3,008 lbs 1364 kg
Gear 1 used for pull test.

Nebraska Tractor Test 627

Nebraska Tractor Test 627
LP gas 4-speed 2WD June 24 – July 12, 1957 Link: Nebraska Tractor Test 627 file
Belt power (max):	28.45 hp 21.2 kW
Belt fuel use (max):	3.9 gal/hour 14.8 l/hour
Drawbar performance
Max power:	27.11 hp 20.2 kW
Gear 2 used for power test.
Max pull:	2,812 lbs 1275 kg
Gear 1 used for pull test.

FAQ

Is Ford 640 a good tractor?

The Ford 640 is one of the great tractors in the Ford stable, and it has earned Ford a fantastic reputation.

How much oil does a Ford 640 take?

Check out the Ford 640 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Ford made the 640?

The Ford 640 was an agricultural tractor model made from 1954 – 1957

Where is the serial number on a Ford 640?

Lookup on the left-hand side of the transmission housing behind the starter.