Massey Ferguson 390

Last Updated: July 2024

Overview

The Massey Ferguson 390 is a utility tractor powered by a Perkins A4.248 four-cylinder, liquid-cooled diesel engine with a displacement of 248 cubic inches. Based on independent test results, the engine produces a maximum power output of 67.3 HP at 2200 RPM and a maximum torque of 190.3 lb-ft at 1360 RPM, with a torque rise of 18.4%. The PTO power at 540 RPM is 61.7 HP at 1893 engine RPM, and at 1000 RPM, it is 61.7 HP at 1900 engine RPM. The tractor has a synchromesh transmission with 12 forward and 4 reverse gears. The maximum drawbar power is 55.5 HP at 2197 RPM (9th gear), with a maximum drawbar pull of 5015 lbs. The hydraulic system has a pump delivery rate of 8.2 GPM at 2380 psi, providing 13.7 HP of hydraulic power. The fuel efficiency at rated engine speed is 15.38 Hp.hr/gal, with a fuel consumption of 4.37 Gal/hr at 2200 RPM. The tractor has a 4x2 2WD chassis with power steering, multiple wet disc brakes, and operates on 16-inch front and 24-inch rear tires. The unladen operating weight is 7275 lbs. Additional details on sound levels, tire specifications, and fuel characteristics are provided based on the test results.
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Key Specifications

Category: Utility

Power Output: 67.3

Transmission: Synchromesh

Drive Type: 2WD

Operating Weight: 7275

Fuel Type: Diesel

Massey Ferguson 390 vs. Similar Tractors

Power Output
Average
Greater than 69% of similar tractors.
Operating Weight
Above Average
Greater than 78% of similar tractors.

Technical Specifications

Engine

Manufacturer
Perkins
Model
A4.248
Cooling Type
Liquid-cooled
Cylinder Orientation
-
Valve Configuration
-
Fuel Type
Diesel
Induction Type
-
Cylinders
4
Displacement (ci)
248
Bore (in)
3.975
Stroke (in)
5
Rated RPM
2200
Power Output (hp)
67.3

Transmission

Type
Synchromesh
Forward Gears
12
Reverse Gears
4
Total Gears
-

Dimensions

Length (in)
144.4 (2WD), 152.8 (4WD)
Width (in)
77.7
Height (in)
-
Operating Weight (lb)
7275

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
Power
Coolant Capacity (qts)
16
Front Tire Diameter (in)
16
Front Tire Width (in)
6.5
Rear Tire Diameter (in)
24
Rear Tire Width (in)
16.9
Front/Rear Rim Diameter (in)
-
Tire Type
-
Manufacture - End Year
1997
Hitch Type
-
Hitch Category
II
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
Electric
Brake Type
-
Hydraulic System Type
Open center

Test Results

Nebraska Tractor Test Laboratory - Test Date: June to September, 1987 (Supplemental tests: November 1988 to January 1989)

Maximum Power and Fuel Consumption

  • Maximum Power: 67.3 HP (50.2 kW) at 2200 RPM
  • Fuel Consumption at Rated Engine Speed: 4.37 Gal/hr (16.55 l/h) with a fuel efficiency of 0.452 lb/hp.hr (0.275 kg/kW.h)
  • Maximum Torque: 190.3 lb-ft (258.0 Nm) at 1360 RPM
  • Maximum Torque Rise: 18.4%

Power Take-off (PTO) Performance

  • PTO Power at 540 RPM: 61.7 HP (46.0 kW) at standard PTO speed of 1893 RPM
  • Fuel Consumption at Standard PTO Speed: 3.89 Gal/hr (14.73 l/h) with a fuel efficiency of 0.424 lb/hp.hr (0.258 kg/kW.h)

Drawbar Performance

  • Maximum Drawbar Power: 55.5 HP (41.4 kW) at 2197 RPM (9th Gear)
  • Fuel Consumption at Maximum Drawbar Power: 0.534 lb/hp.hr (0.325 kg/kW.h) with a fuel efficiency of 13.05 Hp.hr/gal (2.57 kW.h/l)

Hydraulic Performance

  • Maximum Force Exerted through Three Point Hitch: 4385 lbs (19.5 kN)
  • Pump Delivery Rate: 8.2 GPM (31.0 l/min) at 2380 psi (164 bar)
  • Hydraulic Power: 13.7 HP (10.2 kW)

Overall Efficiency

  • Rated Engine Speed Fuel Efficiency: 15.38 Hp.hr/gal (3.03 kW.h/l)
  • Fuel Consumption: 4.37 Gal/hr (16.55 l/hr) at 2200 RPM



NTTL.(1987). Nebraska Summary: S033 Massey Ferguson 390 Diesel (2WD). Lincoln, NE: Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/2697

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