Roper K521 Sprint VS J.I. Case 444 specs comparison

Roper K521 Sprint 1973 comparison online with competitors

Roper K521 Sprint

General Infos
Make Roper
Model K521 Sprint
Country United states
Production From 1973  Until 1976
Price -
Tractor type -
Fuel -
Service repair manual Roper K521 Sprint Manual

Dimensions, sizes and tires
AG front tires -
AG rear tires -
Lawn front tires 10.5x3.5
Lawn rear tires 10.5x3.5
Indus front tires -
Indus rear tires -
Weight -
Length 57.5 inches 146 cm
Width 32 inches 81 cm
Height 37.5 inches 95 cm
Wheelbase 40.5 inches 102 cm
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius 295 lbs 133 kg

Horsepower and engin specs
Engine capacity 206 cc or 12.57 ci
Cylinders -
Engine power -
Engine RPM -
Torque -
Torque RPM -
Fuel type -
Fuel injection -
Fuel tank size 0.5 gal 1.9 L
Oil capacity -
Oil change -
Starter motor -
Starter volts -
Parts And Accessories Roper K521 Sprint Parts
Electrical and battery specs
Batteries number -
Batteries voltage -
Battries Amps -
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type -
Trans gears 3 forward and 1 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering manual
Braking system -
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
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 -
PTO Clutch -
Rear PTO -
Rear PTO RPM -
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift -
Front hitch -
Front hitch lift -

J.I. Case 444 1969 comparison online with competitors

J.I. Case 444

General Infos
Make J.I. Case
Model 444
Country Unites states
Production From 1969  Until 1988
Price -
Tractor type -
Fuel -
Service repair manual J.I. Case 444 Manual

Dimensions, sizes and tires
AG front tires -
AG rear tires -
Lawn front tires 6.50-8
Lawn rear tires 6.50-8
Indus front tires -
Indus rear tires -
Weight -
Length 72 inches 182 cm
Width 41 inches 104 cm
Height -
Wheelbase 48 inches 121 cm
Ground clearance 11 inches 27 cm
Turning radius -
Rear tread size -
Front tread size -
Turning radius 770 lbs 349 kg

Horsepower and engin specs
Engine capacity 512 cc or 31.27 ci
Cylinders 1 cylinders
Engine power -
Engine RPM 3600 (rpm)
Torque -
Torque RPM -
Fuel type -
Fuel injection -
Fuel tank size 3 gal 11.4 L
Oil capacity 1.5 qts 1.4 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories J.I. Case 444 Parts
Electrical and battery specs
Batteries number 1
Batteries voltage 12 V
Battries Amps 24 amps
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 15 amps
Clutch and gearbox specs
Trans system HY-Driv
Trans type hydraulic drive
Trans gears infinite (2-range) forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering -
Braking system band
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
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 -
PTO Clutch -
Rear PTO -
Rear PTO RPM -
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift -
Front hitch -
Front hitch lift -

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