Massey Ferguson 3680 Engine Specifications
Engine Model ……….. Valmet 612 DS
Engine Type ……….. Six-cylinder turbocharged liquid-cooled diesel
Number of Cylinders ……….. 6
Displacement, cu in (L) ……….. 452 (7.4)
Engine Bore, in (mm) ……….. 4.25 (108.0)
Engine Stroke, in (mm) ……….. 5.28 (134.0)
Aspiration ……….. Turbocharged
Intercooled ……….. Air cooled
Rated Engine Power, hp (kW) ……….. 180.0 (134.2)
Rated Engine Speed, rpm ……….. 2200
Maximum Torque, Nm (ft-lbs) ……….. 670 (495)
Torque Speed, rpm ……….. 1400
Cooling System ……….. Viscous fan
Air Cleaner ……….. Dry type
Fuel Tank Capacity, gal (L) ……….. 86.0 (326.0)
Oil Capacity, qts (L) ……….. 22.0 (20.8)
Coolant Capacity, qts (L) ……….. 31.6 (29.8)
Electrical System Rating, Volts ……….. 12
Power Take-Off
PTO Operational Type ……….. Independent
PTO Horsepower, hp (kW) ……….. 160.0 (119.3)
PTO Speeds, rpm ……….. 1000
MF 3680 Transmission Configuration
Transmission ……….. 16F/16R, Speedshift
Transmission Type ……….. 2-Speed powershift
Number of Forward Speeds ……….. 16
Number of Reverse Speeds ……….. 16
Clutch ……….. Hydraulic dry disc
Clutch Disc Diameter, in (mm) ……….. 12.3 (310)
Maximum Forward Speed, mph (kph) ……….. 21.8 (35.0)
Service Brake ……….. Wet disc
Massey Ferguson 3680 Wheels and Tires
Drive Wheels ……….. 2WD/4WD
Steering Configuration ……….. Front Steer
Steering System ……….. Hydrostatic power
Front Tire Size (2WD) ……….. 14L-16
Rear Tire Size (2WD) ……….. 20.8R38
Front Tire Size (4WD) ……….. 16.9R28
Rear Tire Size (4WD) ……….. 20.8R38
MF 3680 Hydraulics and Hitch
Hydraulic System Capacity, gal (L) ……….. 19.8 (74.9)
Auxiliary Pump Flow, gpm (Lpm) ……….. 13.2 (50.0)
Hydraulic Pump Flow with Low Pressure, gpm (Lpm) ……….. 5.5 (20.8)
Hydraulic Pump Flow with High Pressure, gpm (Lpm) ……….. 14.1
(53.4)
Hydraulic Pressure (Low/High), Bar (psi) ……….. 16 (240) / 175
(2550)
Number of Standard Remote Valves ……….. 2 or 3
3-Point Hitch Category ……….. 3
Draft Sensing or Lift Control ……….. Position and electronic draft
control
Standard Lift Capacity 24-in behind pin, lb (kg) ……….. 11290
(5120)
Standard Lift Capacity at lift pin, lb (kg) ……….. 17160 (7800)
Massey Ferguson 3680 Dimensions and Weight
Wheelbase (2WD), in (mm) ……….. 115.7 (2930)
Wheelbase (4WD), in (mm) ……….. 115.1 (2920)
Length (2WD), in (mm) ……….. 202.3 (5120)
Length (4WD), in (mm) ……….. 202 (5115)
Height, in (mm) ……….. 115 (2920)
Overall Width, in (mm) ……….. 94.7 (2400)
Ground Clearance, in (mm) ……….. 17.3 (430)
Turning Radius, in (mm) ……….. 232 (5900)
Weight (2WD), lb (kg) ……….. 12790 (5800)
Weight (4WD), lb (kg) ……….. 13870 (6290)