Tractor · 1921Unverified
J.I. Case 40-72
J.I. Case 40-72 — Crossmotor Series · 40 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
40 hp
Max power
41.1 kW
Weight
9616 kg
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Overview
ManufacturerJ.I. CaseReference
Standard-tread tractorReference
Built in Racine, Wisconsin, USAReference
Total built41Reference
Original price$4,000Reference
Two-wheel driveReference
SteeringmanualReference
Open operator station.Reference
Engine
J.I. Case 20.2L 4-cyl keroseneReference
Drawbar (claimed)29.8 kWReference
Belt (claimed)53.7 kWReference
Plows8-10 (14-inch)Reference
Drawbar (tested)41.1 kWReference
Belt (tested)68.2 kWReference
J.I. CaseReference
keroseneReference
4-cylinderReference
liquid-cooledReference
Displacement20.2 LReference
Bore/Stroke178 x 203 mmReference
Rated RPM800Reference
Starter typehand-crankReference
Oil capacity54.9 LReference
Belt power (max)68.2 kWReference
Max power41.1 kWReference
Transmission
2-speed gearReference
TransmissionJ.I. CaseReference
TypegearReference
Gears2 forwardReference
Dimensions
Wheelbase314 cmReference
Weight9616 kgReference
Rear tire72x20Reference
Ag rear72x20 (steel)Reference
Length508 cmReference
Width266 cmReference
Height279 cmReference
Ground clearance40 cmReference
Clearance (drawbar)50 cmReference
Capacities
Diameter49 cmReference
Width26 cmReference
RPM750Reference
Speed1166.47 meters/minReference
Test results
Kerosene 2-speed 2WDApril 6 - 29, 1923Link: Nebraska Tractor Test 90 fileReference
Belt fuel use (max)43.1 l/hourReference
Drawbar performanceReference
Max pull4844 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.