Massey Ferguson 8140

Last Updated: July 2024

Overview

The Massey Ferguson 8140 is a robust agricultural tractor manufactured between 1995 and 1998. It features a turbocharged Valmet 620DS diesel engine with six cylinders, a displacement of 402 cubic inches, and a rated power output of 149.3 horsepower at 2290 RPM. The liquid-cooled engine has a coolant capacity of 28.4 quarts. This model comes with a selective gear fixed ratio transmission with partial (4) range operator-controlled powershift, offering a total of 32 gears for both forward and reverse movement. At rated engine speed in 16th gear, it delivers 122.3 horsepower with a drawbar pull of 12790 pounds. The hydraulic system is a closed center load-sensing design with a maximum force exerted of 2475 pounds and a pump delivery rate of 33.2 GPM at 2655 psi. With an operating weight of 14000 pounds, the dimensions are 215 inches long, 94 inches wide, and 115 inches in height. It's equipped with a Category 3 type III hitch at the rear and a cab operator station. The rear tires are two 20.8R42, while the front tires are either two 16.9R30 for assist drive or 11.00-16 for two-wheel drive.

Key Specifications

Power Output: 149.3

Transmission: Selective gear fixed ratio with partial (4) range operator-controlled powershift

Operating Weight: 14000

Fuel Type: No. 2 Diesel

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Massey Ferguson 8140 Tractor

Technical Specifications

Engine

Manufacturer: Valmet
Model: 620DS
Cooling Type: liquid-cooled
Cylinder Orientation: -
Valve Configuration: -
Fuel Type: No. 2 Diesel
Induction Type: turbocharged
Cylinders: 6
Displacement (ci): 402
Bore (in): 4.25
Stroke (in): 4.72
Rated RPM: 2290
Power Output (hp): 149.3

Transmission

Type: Selective gear fixed ratio with partial (4) range operator-controlled powershift
Forward Gears: 32
Reverse Gears: 32
Total Gears: 32

Dimensions

Length (in): 215
Width (in): 94
Height (in): 115
Operating Weight (lb): 14000

Power Take-Off (PTO)

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

Miscellaneous

Chassis: -
Drive Type: -
Steering Type: -
Coolant Capacity (qts): 28.4
Front Tire Diameter (in): -
Front Tire Width (in): -
Rear Tire Diameter (in): -
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: -
Manufacture - End Year: 1998
Hitch Type: III
Hitch Category: Category 3
Hitch Position: Rear
Hitch Capacity (lb): -
Operator Station Type: Cab
Starter Type: Electric Starter
Brake Type: -
Hydraulic System Type: closed center load-sensing

Test Results

Nebraska Tractor Test Laboratory - Test Date: May 1994 to July 1995

Maximum Power and Fuel Consumption

Maximum Power (2 hours): 149.3 HP (111.3 kW) at 2290 rpm
Fuel Consumption at Maximum Power: 8.17 Gal/hr (30.91 l/h) with a fuel efficiency of 0.388 lb/hp.hr (0.236 kg/kW.h)
Standard PTO Speed (1053 rpm): 148.35 HP (110.62 kW)

Drawbar Performance

Power at Rated Engine Speed (16th Gear): 122.3 HP (91.2 kW) with a drawbar pull of 12790 lbs (56.9 kN) at a speed of 3.59 mph (5.77 km/h)
Fuel Consumption at Rated Speed: 0.480 lb/hp.hr (0.292 kg/kW.h) with a fuel efficiency of 12.60 Hp.hr/gal (2.48 kW.h/l)

Hydraulic Performance

Maximum Force Exerted: 2475 lbs (11.0 kN) at hitch points
Pump Delivery Rate: 33.2 GPM (125.5 l/min) at minimum pressure and rated engine speed
Sustained Pressure with Relief Valve Open: 2655 psi (183 bar)

Torque and Engine Performance

Maximum Torque: 469.5 lb.-ft. (636.5 Nm) at 1398 rpm
Torque Rise: 35.39%

Overall Efficiency

Fuel Efficiency at Standard PTO Speed (1053 rpm): 18.35 Hp.hr/gal (3.62 kW.h/l)
Fuel Consumption: 7.94 Gal/hr (30.01 l/h) at 2006 rpm

Nebraska Tractor Test Lab.(1995).Nebraska Summary: S198 Massey Ferguson 8140. Lincoln, NE:Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/2754