Specifications, Service, and Repair of Farm and Lawn Tractors

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Massey Ferguson 1085 Technical Specifications

Massey Ferguson 1085 Engine

Engine Model .................. Perkins A4.318
Engine Type .................. 4-Stroke, 4-cylinder, direct injection diesel
Number of Cylinders .................. 4
Displacement, cu.in (L) .................. 318.1 (5.20)
Engine Bore, in (mm) .................. 4.50 (114.0)
Engine Stroke, in (mm) .................. 5.00 (127.0)
Aspiration .................. Natural
Rated Engine Power, hp (kW) .................. 90.0 (66.7)
Rated Engine Speed, rpm .................. 2000
Compression .................. 17.5:1
Firing Order .................. 1-3-4-2
Fuel System Type .................. Direct injection
Air Cleaner .................. Dry
Oil Pump Type .................. Rotor type
Fuel Tank Capacity, gal (L) .................. 45.0 (170.3)
Coolant Capacity, qts (L) .................. 16.5 (15.6)
Oil Capacity, qts (L) .................. 11.0 (10.4)
Electrical System Rating, Volts .................. 12
Charging system .................. Alternator

MF 1085 Power Take-Off

PTO Operational Type .................. Live
PTO Horsepower, hp (kW) .................. 81.0 (60.4)
PTO Clutch .................. Dry disc
PTO Speeds, rpm .................. 540/1000
PTO / Engine Speed, rpm .................. 540/1700
PTO / Engine Speed, rpm .................. 1000/2000

Massey Ferguson 1085 Transmission

Transmission Type .................. Multi-Power
Gearbox Type .................. 12F/4R, Partial power shift
Number of Forward Speeds .................. 12
Number of Reverse Speeds .................. 4
Clutch Type .................. Dry disc
Clutch Disc Diameter, in (mm) .................. 12 (305)
Oil Capacity, qts (L) .................. 34.2 (32.2)
Maximum Forward Speed, mph (kph) .................. 19.3 (31.1)
Maximum Reverse Speed, mph (kph) .................. 9.2 (14.7)

Transmission Type .................. Sliding gear
Gearbox Type .................. 8F/2R
Number of Forward Speeds .................. 8
Number of Reverse Speeds .................. 2
Clutch Type .................. Dry disc
Maximum Forward Speed, mph (kph) .................. 17.9 (28.8)
Maximum Reverse Speed, mph (kph) .................. 7.0 (11.3)

MF 1085 Wheels and Tires

Drive Wheels .................. 2WD 4x2
Steering Configuration .................. Front Steer
Steering System .................. Power assist
Brakes Type .................. Mechanical disc
Front Tire (Std) .................. 10.0x16
Rear Tire (Std) .................. 18.4x34
Front Tire (Opt) .................. 9.5Lx15
Rear Tire (Opt) .................. 16.9x38
Front Tread, in (mm) .................. 61.4-86.4 (1550-2190)
Rear Tread, in (mm) .................. 70-114 (1770-2890)

Hydraulic System and Hitch

Hydraulic System Type .................. Closed center
Hydraulic Pump Flow, gpm (Lpm) .................. 10.0 (37.9)
Hydraulic Pressure, Bar (psi) .................. 159 (2300)
Hydraulic Capacity, gal (L) .................. 8.5 (32.2)
3-Point Hitch Category .................. 2/3
Draft Sensing or Lift Control .................. Position and draft control
Standard Lift Capacity at lift pin, lb (kg) .................. 3550 (1610)

MF 1085 Dimensions and Weight

Wheelbase, in (mm) .................. 97.6 (2470)
Overall Length, in (mm) .................. 153.9 (3900)
Height (Steering Wheel), in (mm) .................. 79.1 (2000)
Overall Width, in (mm) .................. 114.2 (2900)
Ground Clearance, in (mm) .................. 16.8 (420)
Shipping Weight (w/Cab), lb (kg) .................. 10100 (4580)
Shipping Weight (w/o Cab), lb (kg) .................. 8400 (3810)
Operating Weight (w/Cab), lb (kg) .................. 11540 (5235)
Ballasted Weight (w/o Cab), lb (kg) .................. 14385 (6525)

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MF TRACTORS SPECIFICATIONS

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MF FRONT END LOADERS

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MF TRACTORS MAINTENANCE

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MF TRACTORS TROUBLESHOOTING
1652 1749 2620 2725 2805
3050 3120 3640 3709 4245
4455 5320 5455 5613 6150
6280 6480 6615 7618 7720