J.I. Case 644 Industrial Tractor Production
Manufacturer: J.I. Case
Factory: Racine, Wisconsin, USA
Years Built: 1972 – 1979
J.I. Case 644 Industrial Tractor Engine
Kohler K321, gasoline, 1-cylinder, air-cooled horizontal-shaft, 31.27 ci [0.5 L]
Power: 14 hp [10.4 kW]
Drawbar: 31 hp [23.1 kW]
Bore: 3.50×3.25 inches [89 x 83 mm]
Air Cleaner: oil bath
Compression: 6:1
Rated RPM: 3600
Starter volts: 12
J.I. Case 644 Industrial Tractor Transmission
Transmission: Hy-Drive
Gears: infinite (2-range) forward and reverse
Speeds:
J.I. Case 644 Industrial Tractor Dimensions
Wheelbase: 48 inches [121 cm]
Weight: 1130 lbs [512 kg]
J.I. Case 644 Industrial Tractor Mechanical
Chassis: 4×2 2WD
Steering: manual
Brakes: mechanical band
Cab: Open operator station.
J.I. Case 644 Industrial Tractor Hydraulics
HydraulicsType: open center
HydraulicsValves: 2 (optional)
HydraulicsPumpFlow: 9 gpm [34.1 lpm]