Massey Ferguson 8670

Last Updated: July 2024

Overview

The Massey Ferguson 8670 is a high-horsepower row-crop tractor, part of the 8600 series produced from 2009 to 2013. It is powered by an AGCO SISU POWER 84CTA diesel engine that delivers 298.9 horsepower at 2100 rated RPM and is equipped with a Dyna-VT continuously variable transmission (CVT) with two mechanical ranges. The engine has a displacement of 513 cubic inches, a bore of 4.37 inches, and a stroke of 5.709 inches. It features a compression ratio of 16.7:1 and is turbocharged and intercooled. The tractor has a closed center load sensing hydraulic system with a maximum hydraulic power of 75.6 HP and a pump delivery rate of up to 46.8 GPM. The 8670 also features a 4x4 MFWD 4WD chassis, multiple wet disc hydraulic brakes, and an operating weight of 25,200 pounds. With Quadlink suspended front axle for improved ride quality, this model provides both reliability and comfort. It offers a rich suite of features such as a comfortable cab with heat and air-conditioning, power steering, and a comprehensive operator station for efficient fieldwork.
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Key Specifications

Category: Row Crop

Power Output: 298.9

Transmission: Continuously Variable Transmission (CVT)

Drive Type: 4WD

Operating Weight: 25,200

Fuel Type: Diesel

Massey Ferguson 8670 vs. Similar Tractors

Power Output
Above Average
Greater than 87% of similar tractors.
Hitch Capacity
Below Average
Greater than 28% of similar tractors.
Operating Weight
Below Average
Greater than 14% of similar tractors.

Technical Specifications

Engine

Manufacturer
AGCO SISU POWER
Model
84CTA
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Turbocharged intercooled
Cylinders
6
Displacement (ci)
513.0
Bore (in)
4.370
Stroke (in)
5.709
Rated RPM
2100
Power Output (hp)
298.9

Transmission

Type
Continuously Variable Transmission (CVT)
Forward Gears
Two mechanical ranges with specific speed ranges
Reverse Gears
Infinite
Total Gears
-

Dimensions

Length (in)
223.2
Width (in)
-
Height (in)
133.1
Operating Weight (lb)
25,200

Power Take-Off (PTO)

PTO Type
Independent with electro-hydraulic clutch
PTO Speed 1 (rpm)
1000E/1000
PTO Speed 2 (rpm)
540E/1000
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x4 MFWD 4WD
Drive Type
4WD
Steering Type
Power
Coolant Capacity (qts)
-
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
2013
Hitch Type
Three-Point Hitch
Hitch Category
III/IV
Hitch Position
Rear
Hitch Capacity (lb)
26,460
Operator Station Type
Cab with heat and air-conditioning
Starter Type
Electric
Brake Type
Multiple wet disc, hydraulically operated
Hydraulic System Type
Closed center pressure flow compensated (PFC)

Test Results

Nebraska Tractor Test Laboratory - Test Date: October 2008 to January 2009

Maximum Power and Fuel Consumption

  • Maximum Power: 290.3 HP (216.5 kW) at 1850 rpm
  • Fuel Consumption at Maximum Power: 14.40 Gal/hr (54.50 l/h) with a fuel efficiency of 0.346 lb/hp.hr (0.210 kg/kW.h)
  • Standard Power Take-off Speed (1000 rpm): 281.1 HP (209.6 kW) at 2035 rpm with a fuel consumption of 14.44 Gal/hr (54.65 l/h)

Drawbar Performance

  • Maximum Power (Unballasted, Front Drive Engaged): 218.5 HP (162.9 kW) with a drawbar pull of 17490 lbs (77.80 kN) and a speed of 4.68 mph (7.54 km/h) at 2201 rpm
  • Fuel Consumption at Maximum Power: 0.437 lb/hp.hr (0.266 kg/kW.h) with a fuel efficiency of 15.94 Hp.hr/gal (3.14 kW.h/l)

Torque and Engine Performance

  • Maximum Torque: 961 lb.-ft. (1303 Nm) at 1500 rpm
  • Torque Rise: 56.6% with a power increase at 1850 rpm of 12.9%

Hydraulic Performance

  • Maximum Force Exerted: 24590 lbs (109.4 kN)
  • Pump Delivery Rate at Maximum Hydraulic Power: 46.8 GPM (177.1 l/min) with a hydraulic power of 75.6 HP (56.4 kW) at a delivery pressure of 2770 psi (191 bar)

Overall Efficiency

  • Fuel Efficiency at PTO Speed (1000 rpm): 19.46 Hp.hr/gal (3.83 kW.h/l)
  • Fuel Consumption: 14.44 Gal/hr (54.65 l/h) at 2035 rpm



Nebraska Tractor Test Lab. (2008). Nebraska Summary: S650 Massey Ferguson 8670. University of Nebraska-Lincoln: Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/3159

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