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Ford TW-20 Specifications
The Ford TW20 is a row-crop tractor from TW Series. This model was manufactured from 1979 to 1983. The components of Ford TW-20 powerline system: a 401 cubic inches (6.6 L) Ford 6-cylinder turbocharged liquid-cooled diesel engine with a rated power of 157 hp (117 kW), and Dual-Power partial powershift transmission with 16 forward and 4 reverse gears, or Dual-Range gear transmission with 8 forward and 2 reverse gears. The maximum travel speed (forward/reverse): 18.7 mph (30.1 km/h) and 7.8 mph (12.5 km/h).
The open center hydraulic system includes a gear pump with rated fluid flow of 16 gal/min (60.6 l/min). The hydraulic pressure is 173 bar (2500 psi). The Ford TW-20 is equipped with a hydrostatic power steering, differential hydraulic wet disc brakes, 11.0x16 (2WD) or 14.9x24 (4WD) front tires, and 18.4x38 (2WD) or 30.5x32 (4WD) rear tires. The tractor is compatible with Ford 773 front-end loader with lift capacity of 5000 lbs (2268 kg) and breakout force of 6600 lbs (2993 kg).
| Engine Specs |
Engine Model ....................... Ford
Engine Type ....................... Four stroke six-cylinder turbocharged diesel
Number of Cylinders ....................... 6
Displacement, cu.in (L) ....................... 401.0 (6.6)
Cylinder Bore, in (mm) ....................... 4.40 (112.0)
Piston Stroke, in (mm) ....................... 4.40 (112.0)
Aspiration Type ....................... Turbocharged
Rated Engine Power, hp (kW) ....................... 144.5 (107.8)
Maximum Engine Power, hp (kW) ....................... 157.1 (117.1)
Rated Engine Speed, rpm ....................... 2200
Maximum Torque, Nm (ft-lbs) ....................... 564 (416)
Torque Speed, rpm ....................... 1600
Compression Ratio ....................... 15.6:1
Firing Order ....................... 1-5-3-6-2-4
Fuel System ....................... Direct injection
Lubrication System ....................... Forced lubrication
Cooling System ....................... Liquid-cooled
Air Cleaner Type ....................... Dry element
Valve Clearance (Intake), in (mm) ....................... 0.014-0.016 (0.356)
Valve Clearance (Exhaust), in (mm) ....................... 0.017-0.019 (0.432)
Fuel Tank Capacity, gal (L) ....................... 33.0 (124.9)
Oil Capacity, qts (L) ....................... 20.0 (18.9)
Coolant Capacity, qts (L) ....................... 22.0 (21.0)
Electrical System Rating, Volts ....................... 12
Charging System ....................... Alternator
Alternator Rating, Amps ....................... 72
Battery Rating, Ah ....................... 128
| Power Take-Off |
PTO Operational Type ....................... Independent
PTO Power, hp (kW) ....................... 135.0 (100.5)
PTO Speed, rpm ....................... 540/1000
PTO/Engine Speed, rpm ....................... 540/1860, 1000/1920
| Standard Transmission |
Transmission Model....................... Dual Power
Transmission Type ....................... Partial powershift
Gearbox Type ....................... 16F/4R
Number of Forward Gears ....................... 16
Number of Reverse Gears ....................... 4
Clutch Type ....................... Dry type, cerametallic disc
Clutch Disc Diameter, in (mm) ....................... 14.1 (356)
Oil Capacity, qts (L) ....................... 79.0 (74.8)
Maximum Forward Speed (Low Mode), mph (kph) ....................... 14.6 (23.5)
Maximum Forward Speed (High Mode), mph (kph) ....................... 18.7 (30.1)
Maximum Reverse Speed (Low Mode), mph (kph) ....................... 6.0 (9.7)
Maximum Reverse Speed (High Mode), mph (kph) ....................... 7.8 (12.5)
| Optional Transmission |
Transmission Type ....................... Dual Range
Gearbox Type ....................... 8F/2R
Number of Forward Gears ....................... 8
Number of Reverse Gears ....................... 2
Clutch Type ....................... Dry type, cerametallic disc
Clutch Disc Diameter, in (mm) ....................... 14.1 (356)
Oil Capacity, qts (L) ....................... 73.0 (69.1)
Maximum Forward Speed, mph (kph) ....................... 18.7 (30.1)
Maximum Reverse Speed, mph (kph) ....................... 7.8 (12.5)
| Wheels and Tires |
Wheel Drive System ....................... 2WD/4WD
Steering Configuration ....................... Front steer
Steering System ....................... Hydrostatic power
Service Brake ....................... Differential hydraulic wet disc
Front Tire Size (2WD) ....................... 11.00x16
Rear Tire Size (2WD) ....................... 18.4x38
Front Tire Size (4WD) ....................... 14.9x24
Rear Tire Size (4WD) ....................... 30.5x32
Front Tread, in (mm) ....................... 60-84 (1520-2130)
Rear Tread, in (mm) ....................... 60-110 (1520-2790)
| Hydraulics and Hitch |
Hydraulic System Type ....................... Open center
Implement Pump Flow, gpm (Lpm) ....................... 16.0 (60.6)
Steering Pump Flow, gpm (Lpm) ....................... 4.2 (15.9)
Hydraulic Pressure, Bar (psi) ....................... 173 (2500)
Hydraulic Capacity (Std), gal (L) ....................... 18.3 (69.1)
Hydraulic Capacity (Dual Power), gal (L) ....................... 19.8 (75.0)
3-Point Hitch Category ....................... 3
Lift Capacity at 24" (0.6m) behind pin, lbs (kg) ....................... 5700 (2585)
| Dimensions and Weight |
Wheelbase, in (mm) ....................... 109.7 (2780)
Overall Length, in (mm) ....................... 175.6 (4460)
Height (ROPS), in (mm) ....................... 112.7 (2860)
Height (Cab), in (mm) ....................... 116 (2940)
Overall Width, in (mm) ....................... 104.3 (2640)
Ground Clearance (2WD), in (mm) ....................... 25.2 (640)
Ground Clearance (4WD), in (mm) ....................... 16 (400)
Turning Radius (w/brake), in (mm) ....................... 162.1 (4100)
Turning Radius (w/o brake), in (mm) ....................... 179.8 (4550)
Weight (ROPS), lbs (kg) ....................... 12250 (5550)
Weight (Cab), lbs (kg) ....................... 12850 (5830)
Weight (Ballasted), lbs (kg) ....................... 18000 (8165)
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| Farm Tractors Technical Specifications |