Tractor · 1931Unverified
McCormick-Deering T-20
McCormick-Deering T-20 — Agricultural Crawler tractor · 18 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
18 hp
Max power
17.4 kW
Weight
3179 kg
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Overview
ManufacturerMcCormick-Deering (a part of International Harvester)Reference
Agricultural Crawler tractorReference
Built in Chicago, Illinois, USAReference
Total built15,199Reference
DrivecrawlerReference
SteeringDry, single plate clutch, 11-inchReference
Dry disc brakesReference
Open operator station.Reference
Engine
International Harvester 3.6L 4-cyl keroseneReference
Fuel tank83.3 LReference
Aux. fuel3.8 LReference
Drawbar (claimed)13.4 kWReference
Belt (claimed)18.6 kWReference
Drawbar (tested)17.4 kWReference
Belt (tested)19.8 kWReference
International HarvesterReference
keroseneReference
4-cylinderReference
liquid-cooled vertical I-headReference
Displacement3.6 LReference
Bore/Stroke95 x 127 mmReference
Rated RPM1250Reference
Firing order1-3-4-2Reference
Coolant capacity26.5 LReference
Belt power (max)19.8 kWReference
Max power17.4 kWReference
Transmission
3-speed gearReference
TypegearReference
Gears3 forward and 1 reverseReference
Dimensions
Weight3179 kgReference
TracksReference
Length311 cmReference
Width139 cmReference
Height140 cmReference
T-20 Serial Numbers
Location:Seat, right sideReference
1931ST501Reference
1932ST1420Reference
1933ST151Reference
1934ST2685Reference
1935ST3586Reference
1936ST5973Reference
1937ST9117Reference
1938ST13173Reference
1939ST14636Reference
FAQ: How to read a serial number table.Reference
Test results
Kerosene 3-speed crawlerOctober 10 - 26, 1931Link: Nebraska Tractor Test 199 fileReference
Belt fuel use (max)9.8 l/hourReference
Drawbar performanceReference
Gear 1 used for power test.Reference
Max pull2338 kgReference
Gear 1 used for pull test.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.