Industrial Tractor · 1972Unverified
J.I. Case 644
J.I. Case 644 — 600 Series · 14 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
14 hp
Weight
512 kg
Hover a source tag to verify
Overview
ManufacturerJ.I. CaseReference
Industrial tractorReference
Two-wheel driveReference
Manual steeringReference
Mechanical band brakesReference
Open operator station.Reference
Engine
Kohler 0.5L 1-cyl gasolineReference
Engine10.4 kWReference
Kohler K321Reference
gasolineReference
1-cylinderReference
air-cooled horizontal-shaftReference
Displacement0.5 LReference
Bore/Stroke89 x 83 mmReference
Power10.4 kWReference
Compression6:1Reference
Rated RPM3600Reference
StarterelectricReference
Starter volts12Reference
Sparkplug gap0.635 mmReference
Point gap0.508 mmReference
Intake valve clearance0.254 mmReference
Exhaust valve clearance0.508 mmReference
Oil capacity1.4 LReference
Oil change25 hReference
Transmission
hydraulic driveReference
TransmissionHy-DriveReference
Typehydraulic driveReference
Gearsinfinite forward and reverse (2-range)Reference
Capacities
Fuel18.9 LReference
PTO & Hydraulics
Hydraulic system11.4 LReference
Typeopen centerReference
Capacity11.4 LReference
Pressure158.6 barReference
Pump flow34.1 lpmReference
Rear Type0Reference
Dimensions
Wheelbase121 cmReference
Weight512 kgReference
Front tire5.70-8Reference
Rear tire27x8.50-15Reference
Industrial front5.70-8Reference
Industrial rear27x8.50-15Reference
Length274 cmReference
Width104 cmReference
Height (steering wheel)109 cmReference
Weight512 kgReference
Ground clearance20 cmReference
Front tread75 cmReference
Rear tread82 cmReference
J.I. Case 644 attachments
44" mid-mount mower deckReference
48" mid-mount mower deckReference
front-end loaderReference
644 Serial Numbers
Location:Serial number plate on left side of tractor, just ahead of steering column.Reference
Electrical
GroundnegativeReference
Charging systemstarter-generatorReference
Charging systemflywheel alternatorReference
Charging volts12Reference
Battery volts12Reference
Battery AH32Reference
Attachment overview
44" mid-mount mower deckReference
48" mid-mount mower deckReference
Front-end loaderReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.