Nuffield PM-4 VS Ford 641 specs comparison

Nuffield PM-4

General Infos

Make	Nuffield
Model	PM-4
Country	England
Production	From 1950  Until 1957
Price	-
Tractor type	Farm/Agricultural tractor
Fuel	gasoline
Service repair manual	Nuffield PM-4 Manual

Dimensions, sizes and tires

AG front tires	7.50x18
AG rear tires	14.00x30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	5,307 lbs or 2407 kg
Length	-
Width	-
Height	-
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	230 ci or 3.8 L
Cylinders	4 cylinders
Engine power	48 hp or 35.8 kW
Engine RPM	2000 (rpm)
Torque	226 lb-ft or 306.5 Nm
Torque RPM	950 (rpm)
Fuel type	gasoline
Fuel injection	-
Fuel tank size	-
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Nuffield PM-4 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	-
Trans gears	5 forward and 1 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	-
Braking system	independent mechanical expanding band
Cabin type	-
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	27 hp or 20.1 kW
Drawbar horsepower	33.66 hp or 25.1 kW
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	-
Real power	38.40 hp or 28.6 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	-
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.9 gal/hour or 14.8 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Ford 641

General Infos

Make	Ford
Model	641
Country	United states
Production	From 1957  Until 1962
Price	-
Tractor type	-
Fuel	gasoline
Service repair manual	Ford 641 Manual

Dimensions, sizes and tires

AG front tires	5.50-16
AG rear tires	11-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3,291 lbs or 1492 kg
Length	-
Width	-
Height	-
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	52 to 76 inches
Front tread size	52 to 80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	134 ci or 2.2 L
Cylinders	4 cylinders 8 valves
Engine power	48.4 hp or 36.1 kW
Engine RPM	2200 (rpm)
Torque	126.8 lb-ft or 171.9 Nm
Torque RPM	1600 (rpm)
Fuel type	gasoline
Fuel injection	-
Fuel tank size	13 gal or 49.2 L
Oil capacity	5 qts or 4.7 L
Oil change	100 h
Starter motor	-
Starter volts	6 V
Parts And Accessories	Ford 641 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	6 V
Battries Amps	80 amps
Cold Amps	-
Ground force	positive
Charging system	generator
Charging Volts	-
Charging Amps	20 amps

Clutch and gearbox specs

Trans system	-
Trans type	unsynchronized gear
Trans gears	12 forward and 3 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	differential mechanical expanding shoe
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	2 gal or 7.6 L
Hydraulic pressure	-
Max flow	4 gpm or 15.1 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	29.33 hp or 21.9 kW
Fuel consumption	2.3 gal/hour or 8.7 l/hour
Pulling power	4,230 lbs or 1918 kg

Power take-off (PTO) specs

Claimed power	-
Real power	25.29 hp or 18.9 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	1.8 gal/hour or 6.8 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	1,250 lbs or 567 kg
Front hitch	-
Front hitch lift	-

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