NorTrac 250AS VS Memo M451 specs comparison

NorTrac 250AS

General Infos

Make	NorTrac
Model	250AS
Country	China
Production	From 1986  Until 1990
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	NorTrac 250AS Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	10-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4,300 lbs or 1950 kg
Length	120 inches [304 cm]
Width	58 inches [147 cm]
Height	-
Wheelbase	69 inches [175 cm]
Ground clearance	17 inches [43 cm]
Turning radius	-
Rear tread size	47.1 to 57.7 inches
Front tread size	47 to 55 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	127 ci or 2.1 L
Cylinders	2 cylinders
Engine power	31 hp or 23.1 kW
Engine RPM	1800 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	14 gal or 53.0 L
Oil capacity	7.4 qts or 7.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	NorTrac 250AS Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	900
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	50 amps

Clutch and gearbox specs

Trans system	sliding gear
Trans type	-
Trans gears	8 forward and 6 reverse
Clutch system	-

Cabine and mechanical specs

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

Hydraulics specifications

System	open
Valves	1
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	2 gal or 7.6 L
Hydraulic pressure	2060 psi or 142.0 bar
Max flow	4.2 gpm or 15.9 lpm

Drawbar specifications

Drawbar type	-
Claimed power	22 hp or 16.4 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	24 hp or 17.9 kW
Real power	-
Engine @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	II
Rear hitch lift	1,322 lbs or 599 kg
Front hitch	-
Front hitch lift	-

Memo M451

General Infos

Make	Memo
Model	M451
Country	Germany
Production	From 1987  Until 1988
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Memo M451 Manual

Dimensions, sizes and tires

AG front tires	7.5x16
AG rear tires	14.9x28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7714 lbs or 3499 kg
Length	136.6 inches [346 cm]
Width	69.3 inches [176 cm]
Height	-
Wheelbase	78.7 inches [199 cm]
Ground clearance	-
Turning radius	-
Rear tread size	50 to 67.7 inches
Front tread size	52 to 71.7 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	172.45 ci or 2.8 L
Cylinders	3 cylinders
Engine power	45 hp or 33.6 kW
Engine RPM	2300 (rpm)
Torque	121.5 lb-ft or 164.8 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	18.5 gal or 70.0 L
Oil capacity	9.5 qts or 9.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Memo M451 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	28 amps

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	8 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	mechanical drum
Cabin type	Open operator station
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	up to 3
Pump flow	9.72 gpm or 36.8 lpm
SVC flow	-
Steering flow	-
Tank capacity	2.6 gal or 9.8 L
Hydraulic pressure	2500 psi or 172.4 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	540@2077 (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	3600 lbs or 1632 kg
Front hitch	-
Front hitch lift	-

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