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Ford 640

The Ford 640 is a utility tractor produced from 1954 to 1957 as part of the 600 Series. It was built in Highland Park, Michigan, USA, and originally sold for $2,056 in 1957. The tractor features a Ford 2.2L 4-cylinder gasoline or LP gas engine, known as the Ford EAE Red Tiger, with 134 ci displacement and 4-speed unsynchronized transmission. It has a power output of approximately 30 hp, with tested drawbar power of 28.59 hp and belt power of 31.01 hp. The tractor is two-wheel drive with manual steering and optional power assist, equipped with differential mechanical expanding shoe brakes and an open operator station. It has a fuel capacity of 11 gallons and an open center hydraulic system with 2.25 gallons capacity. The rear hitch is type I with position and draft control and a rear lift capacity of 1250 lbs. The rear PTO is transmission-driven (non-live) with a 540 rpm type. Dimensions include a 75.2 inch wheelbase, 121.4 inch length, 64.75 inch width, and 58.7 inch height, weighing 3031 lbs. Tires are 5.50-16 front and 11-28 rear. Electrical system uses a positive ground with a 20 amp generator and 6 volt battery.
Ford 640Ford 640 tractor600 Seriesutility tractorFord EAE Red Tiger engine4-speed transmissiontractor specifications
Power33 hp[B]
Founded1954 - 1957
Model640

Technical Specifications

Detailed specifications and technical data for Ford 640

Power

Plows:2 (14-inch)
Belt (tested):31.01 hp (23.1 kW)
Belt (claimed):30 hp (22.4 kW)
Drawbar (tested):28.59 hp (21.3 kW)

Engine

Emissions:Tier 0
Rated RPM:2200
Sparkplug:14MM
Air cleaner:oil bath
Bore/Stroke:3.44x3.60 inches (87 x 91 mm)
Compression:6.6:1
Displacement:134 ci (2.2 L)
Firing order:1-2-4-3
Starter volts:6
Engine options:Ford 2.2L 4-cyl gasoline, Ford 2.2L 4-cyl LP gas
Coolant capacity:15 qts (14.2 L)
Sparkplug gap max:0.028 inches (0.711 mm)
Sparkplug gap min:0.025 inches (0.635 mm)
Engine oil capacity:5 qts (4.7 L)
Oil change interval:100 h
Engine detail LP gas:Ford EAE Red Tiger, LP gas, 4-cylinder 8-valve, liquid-cooled inline
Sparkplug gap max LP:0.031 inches (0.787 mm)
Sparkplug gap min LP:0.028 inches (0.711 mm)
Engine detail gasoline:Ford EAE Red Tiger, gasoline, 4-cylinder 8-valve, liquid-cooled inline

Capacity

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

Variants

620:no PTO, hydraulics, or 3-point hitch
630:no PTO
640:four-speed
650:five-speed
660:five-speed, live PTO
740:row-crop

Electrical

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

Hydraulics

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)

Mechanical

Drive:Two-wheel drive
Brakes:Differential mechanical expanding shoe brakes
Steering:manual, power assist optional
Operator station:Open operator station

Production

Type:Utility tractor
Series:600 Series
Built in:Highland Park, Michigan, USA
Original price:$2,056 in 1957
Years produced:1954 - 1957

Belt Pulley

RPM:1,366
Speed:3218 ft/min (980.85 meters/min)
Width:6.5 inches (16 cm)
Diameter:9 inches (22 cm)

Transmission

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

Tractor hitch

Control:position and draft control
Rear Type:I
Rear lift:1250 lbs (567 kg)

Serial Numbers

1954:1
1955:10615
1956:77271
1957:116368

Dimensions & Tires

Width:64.75 inches (164 cm)
Height:58.7 inches (149 cm)
Length:121.4 inches (308 cm)
Weight:3031 lbs (1374 kg)
Rear tire:11-28
Wheelbase:75.2 inches (191 cm)
Front tire:5.50-16
Rear tread:52 to 76 inches (132 to 193 cm)
Front tread:52 to 76 inches (132 to 193 cm)
Ballasted weight:3,641 lbs (1651 kg)
Ground clearance:21 inches (53 cm)

Power Take-off (PTO)

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

Related Models

Ford 641

Model:641

Ford NAA

Model:NAA