Massey Ferguson 398

Last Updated: July 2024

Overview

The Massey Ferguson 398 is a utility tractor with a 2WD chassis powered by a Perkins AT4.236 turbocharged 4-cylinder diesel engine producing 80.3 hp at 2200 rpm and 239 lb-ft of maximum torque. It has a 12-speed synchromesh transmission, power steering, single dry disc clutch, and multiple wet disc brakes. Key performance metrics include maximum drawbar power of 55.8 hp, fuel consumption of 4.89 gal/hr at max power, hydraulic system with 8.5 GPM pump and 4585 lbs max force, and PTO speeds of 540/1000 rpm. Dimensions and weights are as listed.
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Key Specifications

Category: Utility

Power Output: 80.3

Transmission: Synchromesh

Drive Type: 2WD

Operating Weight: 7047 (2WD) / 7648 (4WD)

Fuel Type: Diesel

Massey Ferguson 398 vs. Similar Tractors

Power Output
Above Average
Greater than 76% of similar tractors.
Operating Weight
Excellent
Greater than 98% of similar tractors.

Technical Specifications

Engine

Manufacturer
Perkins
Model
AT4.236
Cooling Type
Liquid-cooled
Cylinder Orientation
-
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Turbocharged
Cylinders
4
Displacement (ci)
236
Bore (in)
3.875
Stroke (in)
5
Rated RPM
2200
Power Output (hp)
80.3

Transmission

Type
Synchromesh
Forward Gears
12
Reverse Gears
4
Total Gears
-

Dimensions

Length (in)
146.1 (2WD) / 157.6 (4WD)
Width (in)
77.7
Height (in)
70.7 (Steering wheel) / 100 (ROPS) / 99.6 (Cab LoLine)
Operating Weight (lb)
7047 (2WD) / 7648 (4WD)

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)
16.4
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
Standard ag
Manufacture - End Year
1991
Hitch Type
II
Hitch Category
Category 3
Hitch Position
Rear
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
Electric
Brake Type
-
Hydraulic System Type
Open center

Test Results

Nebraska Tractor Test Laboratory - Test Date: July to August, 1987

Maximum Power and Fuel Consumption

  • Maximum Power (540 RPM Shaft): 80.3 HP (59.9 kW) at 2200 rpm
  • Fuel Consumption at Maximum Power (540 RPM Shaft): 4.89 Gal/hr (18.49 l/h) with a fuel efficiency of 0.424 lb/hp.hr (0.258 kg/kW.h)
  • Maximum Power (1000 RPM Shaft): 82.5 HP (61.5 kW) at 2200 rpm
  • Fuel Consumption at Maximum Power (1000 RPM Shaft): 4.52 Gal/hr (17.10 l/h) with a fuel efficiency of 0.424 lb/hp.hr (0.258 kg/kW.h)

Drawbar Performance

  • Maximum Drawbar Power: 55.8 HP (41.6 kW) with a drawbar pull of 5530 lbs (24.6 kN) and a speed of 3.78 mph (6.09 km/h) in 6th gear
  • Fuel Consumption at Maximum Drawbar Power: 0.570 lb/hp.hr (0.347 kg/kW.h) with a fuel efficiency of 12.18 Hp.hr/gal (2.40 kW.h/l)

Torque and Engine Performance

  • Maximum Torque: 239.0 lb.-ft. (324.0 Nm) at 1280 rpm
  • Torque Rise: 25%

Hydraulic Performance

  • Maximum Force Exerted: 4585 lbs (20.4 kN) at hitch points
  • Pump Delivery Rate: 8.5 GPM (32.3 l/min) at minimum pressure and rated engine speed
  • Hydraulic Power: 14.3 HP (10.7 kW) at delivery pressure of 3045 psi (210 bar)

Sound Level

  • Maximum Sound Level: 98.0 dB(A) in 6th gear
  • Bystander Sound Level: 88.0 dB(A) in 12th gear



Nebraska Tractor Test Lab, "Nebraska Summary: S035-S036 Massey Ferguson 398" (1987). Nebraska Tractor Tests. 2695. https:/ /digitalcommons.unl.edu/tr actormuseumlit/2695

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