David Brown 990 Implematic VS Bolens H1502 specs comparison

David Brown 990 Implematic

General Infos

Make	David Brown
Model	990 Implematic
Country	United states
Production	From 1961  Until 1980
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 990 Implematic Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	11-32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4272 lbs or 1937 kg
Length	118 inches [299 cm]
Width	67 inches [170 cm]
Height	-
Wheelbase	76.75 inches [194 cm]
Ground clearance	-
Turning radius	-
Rear tread size	52/56/60/64/68/72/76 inches
Front tread size	52/56/60/64/68/72/76 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	185.8 ci or 3.0 L
Cylinders	4 cylinders
Engine power	52 hp or 38.8 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	13.74 gal or 52.0 L
Oil capacity	7.8 qts or 7.4 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 990 Implematic Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	generator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	partially synchronized
Trans gears	12 forward and 4 reverse
Clutch system	279mm 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	mechanical rear

Hydraulics specifications

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

Drawbar specifications

Drawbar type	-
Claimed power	43 hp or 32.1 kW
Drawbar horsepower	43.47 hp or 32.4 kW
Fuel consumption	3.4 gal/hour or 12.9 l/hour
Pulling power	6,039 lbs or 2739 kg

Power take-off (PTO) specs

Claimed power	48 hp or 35.8 kW
Real power	48.49 hp or 36.2 kW
Engine @RPM	540@1800 (rpm)
PTO Clutch	dry disc
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.0 gal/hour or 11.4 l/hour

3 point hitch specifiations

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

Bolens H1502

General Infos

Make	Bolens
Model	H1502
Country	United states
Production	From 1985  Until 1991
Price	-
Tractor type	Sub Compact Utility tractor
Fuel	diesel
Service repair manual	Bolens H1502 Manual

Dimensions, sizes and tires

AG front tires	4.50x10
AG rear tires	8-16
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	-
Length	76.8 inches [195 cm]
Width	45 inches [114 cm]
Height	66 inches [167 cm]
Wheelbase	50.4 inches [128 cm]
Ground clearance	13 inches [33 cm]
Turning radius	-
Rear tread size	29.5/36.2 inches
Front tread size	27.5 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	47.2 ci or 0.8 L
Cylinders	3 cylinders
Engine power	15 hp or 11.2 kW
Engine RPM	2600 (rpm)
Torque	30.4 lb-ft or 41.2 Nm
Torque RPM	1800 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	3.17 gal or 12.0 L
Oil capacity	2.7 qts or 2.6 L
Oil change	100 h
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Bolens H1502 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	305
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	35 amps

Clutch and gearbox specs

Trans system	-
Trans type	hydrostatic
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

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

Hydraulics specifications

System	open center
Valves	-
Pump flow	3 gpm or 11.4 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	1850 psi or 127.6 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	454@2700 (rpm)
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	454 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position control
Rear hitch	0/1
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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