David Brown 780 VS Allis Chalmers 5020 specs comparison

David Brown 780

General Infos

Make	David Brown
Model	780
Country	United states
Production	From 1967  Until 1971
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	David Brown 780 Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	12.4/11-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3,470 lbs or 1573 kg
Length	111.75 inches [283 cm]
Width	64 inches [162 cm]
Height	82.5 inches [209 cm]
Wheelbase	75.8 inches [192 cm]
Ground clearance	11.75 inches [29 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	164.4 ci or 2.7 L
Cylinders	3 cylinders
Engine power	46 hp or 34.3 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	9.5 gal or 36.0 L
Oil capacity	6.5 qts or 6.2 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	David Brown 780 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	-
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	sliding gear
Trans type	-
Trans gears	6 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	mechanical drum
Cabin type	-
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	7.4 gpm or 28.0 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	38.9 hp or 29.0 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	42.9 hp or 32.0 kW
Real power	-
Engine @RPM	540@1828 (rpm)
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	1600 lbs or 725 kg
Front hitch	-
Front hitch lift	-

Allis Chalmers 5020

General Infos

Make	Allis Chalmers
Model	5020
Country	United states
Production	From 1977  Until 1985
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	Allis Chalmers 5020 Manual

Dimensions, sizes and tires

AG front tires	5.00-15 (2WD)
AG rear tires	9.5-24
Lawn front tires	20x8.00-10
Lawn rear tires	20x8.00-10
Indus front tires	-
Indus rear tires	-
Weight	1900 lbs or 861 kg
Length	98.9 inches [251 cm]
Width	48 inches [121 cm]
Height	85 inches [215 cm]
Wheelbase	59.8 inches [151 cm]
Ground clearance	-
Turning radius	-
Rear tread size	39.2/51 inches
Front tread size	38.6 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	77.1 ci or 1.3 L
Cylinders	2 cylinders
Engine power	25 hp or 18.6 kW
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	7 gal or 26.5 L
Oil capacity	5 qts or 4.7 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Allis Chalmers 5020 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	70 amps
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	15 amps

Clutch and gearbox specs

Trans system	sliding gear
Trans type	-
Trans gears	12 forward and 3 reverse
Clutch system	215mm dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	differential mechanical drum and shoe
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	0 or 1
Pump flow	5.44 gpm or 20.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	5.5 gal or 20.8 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	17 hp or 12.7 kW
Drawbar horsepower	17.37 hp or 13.0 kW
Fuel consumption	1.6 gal/hour or 6.1 l/hour
Pulling power	2,346 lbs or 1064 kg

Power take-off (PTO) specs

Claimed power	21 hp or 15.7 kW
Real power	20.78 hp or 15.5 kW
Engine @RPM	540@2320 (rpm)
PTO Clutch	-
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	1.5 gal/hour or 5.7 l/hour

3 point hitch specifiations

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

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