International Harvester TD-25B VS J.I. Case 644 specs comparison

International Harvester TD-25B
General InfosMake | International Harvester |
Model | TD-25B |
Country | United states |
Production | From 1962 Until 1972 |
Price | - |
Tractor type | Industrial Crawler tractor |
Fuel | diesel |
Service repair manual | International Harvester TD-25B Manual |
Dimensions, sizes and tires
AG front tires | 22-inch track |
AG rear tires | 22-inch track |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 50000 lbs or 22680 kg |
Length | - |
Width | - |
Height | - |
Wheelbase | - |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 817 ci or 13.4 L |
Cylinders | 6 cylinders |
Engine power | 230 hp or 171.5 kW |
Engine RPM | 1600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | direct injection |
Fuel tank size | 160 gal or 605.6 L |
Oil capacity | 35 qts or 33.1 L |
Oil change | - |
Starter motor | electric |
Starter volts | 24 V |
Parts And Accessories | International Harvester TD-25B Parts |
Batteries number | - |
Batteries voltage | - |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | two-speed |
Trans gears | 8 forward and reverse |
Clutch system | - |
Wheel drive | crawler |
Final drive | - |
Steering | - |
Braking system | - |
Cabin type | Open operator station |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | 185 hp or 138.0 kW |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | transmission |
Rear PTO RPM | - |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |

J.I. Case 644
General InfosMake | J.I. Case |
Model | 644 |
Country | Unites states |
Production | From 1972 Until 1979 |
Price | - |
Tractor type | Industrial tractor |
Fuel | gasoline |
Service repair manual | J.I. Case 644 Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | - |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | 5.70-8 |
Indus rear tires | 27x8.50-15 |
Weight | 1130 lbs or 512 kg |
Length | 108 inches [274 cm] |
Width | 41 inches [104 cm] |
Height | - |
Wheelbase | 48 inches [121 cm] |
Ground clearance | 8.25 inches [20 cm] |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 31.27 ci or 0.5 L |
Cylinders | 1 cylinders |
Engine power | 14 hp or 10.4 kW |
Engine RPM | 3600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | gasoline |
Fuel injection | - |
Fuel tank size | 5 gal or 18.9 L |
Oil capacity | 1.5 qts or 1.4 L |
Oil change | 25 h |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | J.I. Case 644 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 32 amps |
Cold Amps | - |
Ground force | negative |
Charging system | starter-generator |
Charging Volts | 12 V |
Charging Amps | - |
Trans system | Hy-Drive |
Trans type | hydraulic drive |
Trans gears | infinite (2-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | mechanical band |
Cabin type | Open operator station |
Differentiel lock | - |
System | open center |
Valves | - |
Pump flow | 9 gpm or 34.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 3 gal or 11.4 L |
Hydraulic pressure | 2300 psi or 158.6 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
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 | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- International Harvester provided us with the latest version of its TD-25B service repair manual
- Find All mechanical and electrical parts and accessories of International Harvester TD-25B industrial-tractor here
- Get your J.I. Case 644 manual book version
- Cabine, electrical And mechanical parts for J.I. Case 644 industrial-tractor here