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Tractor · 1939Unverified

Massey-Harris 101 Junior

Name: Massey-Harris 101 Junior
Brand: Massey-Harris

Massey-Harris 101 Junior — Row-Crop tractor · 26 hp. Reference specifications; pending source verification.

The Massey-Harris 101 Junior is a compact tractor with a power output of 26 hp. It was produced from 1939 to 1946. The tractor is equipped with a 4-cylinder petrol liquid-cooled engine, coupled to a 4-speed gearbox and two-wheel drive. Its weight is listed as 1542 kg, with an intended application for tasks covering up to 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

26 hp

Max power

15.3 kW

Weight

1542 kg

Catalogue coverage

Variants represented

Richest spec table

87 rows

Recorded power

26 hp

Recorded weight

1542 kg

Transmissions

4-speed gear

Production years

1939-1946

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerMassey-HarrisReference

Row-Crop tractorReference

Built in Racine, Wisconsin, USAReference

Massey Harris model 101 Junior gasoline tractors that were destined for the export market were marked as a "102G".Reference

Two-wheel driveReference

Manual steeringReference

Open operator station.Reference

Variants

101 JuniorgasolineReference

102 JuniordistillateReference

Engine

Continental 2.0L 4-cyl gasolineReference

Continental 2.3L 4-cyl gasolineReference

Continental 2.7L 4-cyl gasolineReference

Fuel tank37.9 LReference

Drawbar (claimed)15.3 kWReference

Plows2Reference

Drawbar (tested)18.4 kWReference

Belt (tested)22.8 kWReference

ContinentalReference

gasolineReference

4-cylinderReference

liquid-cooled vertical L-headReference

Original engine, used until 1940.Reference

Displacement2.0 LReference

Bore/Stroke76 x 111 mmReference

Air cleaneroil bathReference

Compression6.7:1Reference

Rated RPM1500Reference

Starter volts6Reference

Coolant capacity10.4 LReference

Continental MFAReference

Larger engine, used from 1940 to 1943.Reference

Displacement2.3 LReference

Bore/Stroke81 x 111 mmReference

Rated RPM1800Reference

Final engine, used from 1943 to 1946.Reference

Displacement2.7 LReference

Bore/Stroke87 x 111 mmReference

Belt power (max)19.6 kWReference

Max power15.3 kWReference

Belt power (max)22.8 kWReference

Max power18.4 kWReference

Transmission

4-speed gearReference

TypegearReference

Gears4 forward and 1 reverseReference

PTO & Hydraulics

PTO (claimed)19.6 kWReference

Rear PTO Type540 (1.375)Reference

Dimensions

Wheelbase212 cmReference

Wheelbase198 cmReference

Weight1542 kgReference

Front tire5.00-15Reference

Rear tire10.00-36Reference

Ag front5.00-15Reference

Ag rear10.00-36Reference

Ag front4.75-15Reference

Rear tread132 to 223 cmReference

Rear tread132 cmReference

101 Junior Serial Numbers

Location:On frame, rear-left side near transmission caseReference

1939375001 (row-crop)Reference

1940376158 (row-crop)Reference

1941395570 (row-crop)Reference

1942397637 (row-crop)Reference

1943398596 (row-crop)Reference

1944500003 (row-crop)Reference

1945502434 (row-crop)Reference

1946503779 (row-crop)Reference

1939377001Reference

1940377928Reference

1941379550Reference

1942379815Reference

1943379855Reference

1944380641Reference

1945382569Reference

1946384298Reference

FAQ: How to read a serial number table.Reference

Capacities

Diameter33 cmReference

Width15 cmReference

RPM837Reference

Speed901.60 meters/minReference

Test results

124 gasoline 4-speed 2WDMay 22 - 26, 1939Link: Nebraska Tractor Test 318 fileReference

Belt fuel use (max)9.1 l/hourReference

Drawbar performanceReference

Gear 3 used for power test.Reference

Max pull1396 kgReference

Gear 1 used for pull test.Reference

140 gasoline 4-speed 2WDOctober 7 - 12, 1940Link: Nebraska Tractor Test fileReference

Belt fuel use (max)9.8 l/hourReference

Max pull1486 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.

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