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Massey Ferguson 31

Massey Ferguson 31 tractor
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The Massey Ferguson 31 is an industrial tractor produced from 1970 to 1977. It features a Perkins 3.9L 4-cylinder diesel engine delivering 70 hp net and 74 hp gross. The tractor has an 8-speed gear transmission with 8 forward and 2 reverse gears, two-wheel drive, and mechanical rear differential lock. It offers power steering, disc brakes, and an open operator station with an optional two-post ROPS. The PTO is independent and optional, running at 540 RPM at 1500 engine RPM. Dimensions include a wheelbase of 81.9 inches, length of 128 inches, width of 78.25 inches, and weight of 4360 lbs. It supports various industrial tire sizes and optional rear hitch. Attachments include loaders and backhoes specific to Massey Ferguson models.
Massey Ferguson 31industrial tractorPerkins 3.9L diesel engine8-speed transmissiontractor specificationsMassey Ferguson loadersMassey Ferguson backhoe
Power-
Founded-
Model31

Technical Specifications

Detailed specifications and technical data for Massey Ferguson 31

Power

Engine (net):70 hp (52.2 kW)
PTO (claimed):63.3 hp (47.2 kW)
Engine (gross):74 hp (55.2 kW)
Drawbar (claimed):55.7 hp (41.5 kW)

Tires

Industrial rear:16.9x24, 16.9x30, 18.4x26
Industrial front:7.50x16, 7.5x15, 7.5x18

Engine

Type:diesel
Model:Perkins A4.236
Torque:188 lb-ft (254.9 Nm)
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Fuel tank:18.5 gal (70.0 L)
Rated RPM:2200
Torque RPM:1500
Air cleaner:dry
Bore/Stroke:3.875x5.00 inches (98 x 127 mm)
Fuel system:direct injection
Displacement:236 ci (3.9 L)
Oil capacity:8.5 qts (8.0 L)
Starter volts:12
Coolant capacity:13.5 qts (12.8 L)

Dimensions

Width:78.25 inches (198 cm)
Length:128 inches (325 cm)
Weight:4360 lbs (1977 kg)
Wheelbase:81.9 inches (208 cm)
Rear tread:61 inches (154 cm)
Front tread:52 inches (132 cm)
Ground clearance:12.1 inches (30 cm)
Height (steering wheel):65 inches (165 cm)

Electrical

Battery AH:95
Battery volts:12
Charging amps:32
Charging system:alternator

Mechanical

Drive:Two-wheel drive
Brakes:Disc brakes
Final drives:outboard planetary
Power steering:yes
Operator station:Open operator station. Optional two-post ROPS.
Differential lock:mechanical rear

Production

Notes:Production years for the Massey Ferguson 31 have been listed as 1973-1977 and 1973-1975. At least one model has been found with a 1970 inventory tag for the US government.
Manufacturer:Massey Ferguson
Production years:1970 - 1977

References

Buyer's Guide:Buyer's Guide published in 1973, by Massey Ferguson

Attachments

Backhoe:Backhoe, Massey Ferguson 54 Backhoe, Massey Ferguson 54S Backhoe
Loaders:Massey Ferguson 32 loader, Massey Ferguson 34 loader

Transmission

Type:gear
Gears:8 forward and 2 reverse
Notes:Four gears, plus reverse, in two ranges.
Clutch:279.4mm dry disc
Oil capacity:32 qts (30.3 L)

Tractor hitch

Rear Type:optional

Power Take-off (PTO)

Rear PTO:independent Optional
Engine RPM:540@1500
Rear PTO Type:540 (1.375)