Compare/Massey-Harris 101 Senior vs Massey-Harris 102 Junior

Massey-Harris 101 Senior vs Massey-Harris 102 Junior

Verdict: Massey-Harris 101 Senior vs Massey-Harris 102 Junior

The Massey-Harris 101 Senior and the Massey-Harris 102 Junior are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 26 hp. Massey-Harris 102 Junior is the lighter machine (1,542 kg vs 1,814 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Massey-Harris 101 Senior holds more fuel (68.1 L vs 37.9 L) for longer stints between fills. Massey-Harris 101 Senior is the newer design (1942 vs 1939). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Massey-Harris

Fit score

Best match

Clear

Massey-Harris

Fit score

Best match

Clear

Rated power

26 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Massey-HarrisReference

With 11x38 rear tires.Reference

Final engine, introduced around 1942.Reference

Steering

—

manualReference

Variants

101

gasoline engineReference

—

102

distillate engineReference

—

101 Junior

—

gasolineReference

102 Junior

—

distillateReference

Engine

Fuel tank

53.0 LReference

37.9 LReference

Drawbar (claimed)

19.4 kWReference

15.3 kWReference

Belt (claimed)

26.8 kWReference

—

Plows

3Reference

2Reference

Displacement

3.7 LReference

2.7 LReference

Bore/Stroke

84 x 111 mmReference

87 x 111 mmReference

Air cleaner

oil bathReference

—

Compression

6:1Reference

—

Rated RPM

1800 (Twin Power)Reference

1800Reference

Firing order

1-5-3-6-2-4Reference

—

Starter volts

6Reference

Oil capacity

22.7 LReference

—

Coolant capacity

13.2 LReference

—

Sparkplug

Champion 8Reference

—

Sparkplug gap

0.635 mmReference

—

Transmission

Type

gearReference

Gears

4 forward and 1 reverseReference

Clutch

dry discReference

—

PTO & Hydraulics

Rear PTO

transmissionReference

—

Rear PTO Type

540 (1.375)Reference

—

Engine RPM

557@1500Reference

—

PTO (claimed)

—

19.6 kWReference

Dimensions

Weight

1814 kgReference

1542 kgReference

Front tire

6.00-16Reference

5.00-15Reference

Rear tire

11-38Reference

10.00-36Reference

Ag front

12-26 (standard)Reference

4.75-15Reference

Ag rear

11-38Reference

10.00-36Reference

Length

320 cmReference

—

Height (steering wheel)

160 cmReference

—

Rear tread

132 cmReference

—

101 Senior Serial Number Location

101 Senior Serial Numbers

1942

358869 (standard)Reference

387419Reference

1943

358975 (standard)Reference

387601Reference

1944

359458 (standard)Reference

387844Reference

1945

360927 (standard)Reference

388240Reference

1946

362520 (standard)Reference

388995Reference

Capacities

Diameter

34 cmReference

—

Width

168 cmReference

—

RPM

837 (Twin Power)Reference

—

Speed

902.21 meters/minReference

—

Electrical

Ground

positiveReference

—

Charging system

generatorReference

—

Battery volts

6Reference

—

Speeds

102 Junior Serial Numbers

1939

—

387001Reference

1940

—

387031Reference

1941

—

387127Reference

Location:

—

On frame, rear-left side near transmission caseReference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.