Tractor · 1955Unverified
Massey-Harris 50
Massey-Harris 50 — Utility tractor · 31 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
31 hp
Max power
22.7 kW
Weight
1556 kg
Hover a source tag to verify
Overview
ManufacturerMassey-HarrisReference
Utility tractorReference
Built in Detroit, Michigan, USAReference
The Massey-Harris 50 was based on the Ferguson TO-35 and introduced after the merger that created Massey-Harris-Ferguson. It was also produced as the F-40 for Ferguson dealers. The 50 was available in several configurations: utility, high-crop utility, or row-crop with a choice of single, tricycle, or wide adjustable front ends.Reference
Two-wheel driveReference
SteeringmanualReference
SteeringpowerReference
Differential mechanical shoe brakesReference
Open operator station.Reference
Variants
F-40similar Ferguson modelReference
Engine
Continental 2.2L 4-cyl gasolineReference
Fuel tank64.3 LReference
Plows3Reference
Drawbar (tested)22.7 kWReference
Belt (tested)24.3 kWReference
Continental Z-134Reference
gasolineReference
4-cylinderReference
liquid-cooledReference
Displacement2.2 LReference
Bore/Stroke84 x 98 mmReference
Air cleaneroil bathReference
Compression6.6:1Reference
Rated RPM2000Reference
Starter volts12Reference
Oil capacity5.7 LReference
Coolant capacity9.5 LReference
Belt power (max)24.3 kWReference
Max power22.7 kWReference
Transmission
6-speed unsynchronized gearReference
Typeunsynchronized gearReference
Gears6 forward and 2 reverseReference
Clutch279.4mm dry discReference
Three gears, plus reverse, in two ranges.Reference
PTO & Hydraulics
Typeopen centerReference
Pump flow11.4 lpmReference
Rear TypeIReference
Controlmechanical draft controlReference
Rear PTOliveReference
Clutch228.6mm dry discReference
Rear PTO Type540 (1.375)Reference
Dimensions
Wheelbase206 cmReference
Weight1556 kgReference
Front tire5.50-16Reference
Rear tire11-28Reference
Ag front5.50-16Reference
Ag front7.50-10Reference
Ag rear11-28Reference
Ag rear10-38Reference
Length304 cmReference
Height144 cmReference
Operating weight1556 kgReference
Ballasted weight2480 kgReference
Rear tread121 to 193 cmReference
Rear tread132 to 182 cmReference
50 Serial Number Location
Serial number plate on the dashboard of the Massey-Harris 50.Reference
50 Serial Numbers
1955500001Reference
1956500473Reference
1957510764Reference
FAQ: How to read a serial number table.Reference
Capacities
Diameter22 cmReference
Width16 cmReference
RPM1313Reference
Speed944.88 meters/minReference
Electrical
Charging systemgeneratorReference
Battery volts12Reference
Test results
Gasoline 6-speed 2WDSeptember 25 - October 4, 1956Link: Nebraska Tractor Test 595 fileReference
Belt fuel use (max)11.7 l/hourReference
Drawbar performanceReference
Gear 4 used for power test.Reference
Max pull1598 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.