Ford TW-20

The Ford TW-20 is a tractor produced by Ford. It is equipped with a 401 ci 6.6 L engine. The listed engine power is Diesel (listed): 144.5 hp / 107.8 kW; Diesel (gross): 157.1 hp / 117.1 kW. Transmission: Dual Power. Operating weight: 12250 to 12850 pounds.

Overview

	1979 - 1983 TW SeriesRow-Crop tractor TW Series Row-Crop tractor

Production
Manufacturer	Ford
Row-Crop tractor
Built in Romeo, Michigan, USA
Original price	$40,648

Ford TW-20 Engine
Ford 6.6L 6-cyl diesel
Engine details ...

Ford TW-20 Power
Engine (gross)	157.1 hp 117.1 kW
Engine	144.5 hp 107.8 kW
Drawbar (claimed)	121.5 hp 90.6 kW
PTO (claimed)	135 hp 100.7 kW
Drawbar (tested)	116.64 hp 87.0 kW
PTO (tested)	135.60 hp 101.1 kW
Performance test details ...

Mechanical
Two- or four-wheel drive
Power steering
Differential hydraulic wet discs brakes
Cab optional with available air-conditioning.

Capacity
Fuel	33 gal 124.9 L
	25 gal (auxiliary tank) 94.6 L
Hydraulic system	18.25 gal 69.1 L
	19.75 gal (Dual Power) 74.8 L

Hydraulics
Type	open center
Capacity	18.25 gal 69.1 L
	19.75 gal (Dual Power) 74.8 L
Pressure	2500 psi 172.4 bar
Pump flow	16 gpm 60.6 lpm
	8 gpm (service pump) 30.3 lpm
Steering flow	4.2 gpm 15.9 lpm

Tractor hitch
Rear Type	III
Rear lift (at 24"/610mm)	5,700 lbs 2585 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/1000

Dimensions & Tires
Wheelbase	109.7 inches 278 cm
	94 inches (short) 238 cm
Weight	12250 to 12850 pounds
Front tire	11.00-16
Rear tire	18.4-38
Full dimensions and tires ...

Electrical
Charging system	alternator
Charging amps	72
Battery volts	12
Battery AH	128

References
Farm Loaders published in 1982, by Ford
TW-10, TW-20, TW-30 published by Ford
Operator's Manual TW-10, TW-20, & TW-30 (SE 3967) published in 1978

Engine

Engine Detail — 401 ci / 6.6 L Diesel

Manufacturer	Ford
Configuration	turbocharged diesel, 6-cylinder, liquid-cooled
Displacement	401 ci 6.6 L
Bore/Stroke	4.40x4.40 inches 112 x 112 mm
Power	144.5 hp 107.8 kW
Power (gross)	157.1 hp 117.1 kW
Air cleaner	dry with precleaner
Compression	15.6:1
Rated RPM	2200
Torque	416 lb-ft 564.1 Nm
Torque RPM	1600
Firing order	1-5-3-6-2-4
Starter volts	12
Oil capacity	20 qts 18.9 L
Coolant capacity	22 qts 20.8 L
	23.5 qts (with heater) 22.2 L
Intake valve clearance	0.014-0.016 inches 0.356 mm
Exhaust valve clearance	0.017-0.019 inches 0.432 mm

Transmission

Transmission options
16-speed
8-speed

Transmission — Dual Power

Transmission	Dual Power
Gears	16 forward and 4 reverse
Clutch	356mm cerametallic disc
Oil capacity	79 qts 74.8 L
The Dual Power pedal is located to the right of the clutch pedal. Pushing heel-down on the pedal engages an underdrive. The Dual Power may be shifted on the move.
18.4x38 rear tires.

Transmission — 8 forward and 2 reverse

Gears	8 forward and 2 reverse
Clutch	356mm cerametallic disc
Oil capacity	73 qts 69.1 L
Left lever selects high, low, or park. Right lever selects one of four forward gears or reverse. Tractor must be stopped before changing gears.
18.4x38 rear tires.

Dimensions

Ford TW-20 Tires
Ag front	11.00-16 (2WD)
Ag rear	18.4-38
Ag front	10.00-16 (2WD)
	14L-16.1 (2WD)
	18.4-16.1 (2WD)
	14.9-24 (4WD)
	14.9-28 (4WD)
Ag rear	24.5-32
	20.8-38
	20.8R-38
	18.4R-38
	30.5-32

Dimensions
Wheelbase	109.7 inches 278 cm
	94 inches (short) 238 cm
Length	175.6 inches 446 cm
Width	104.32 inches 264 cm
Ground clearance	25.2 inches (2WD) 64 cm
	16 inches (4WD) 40 cm
Bar rear axle	84 inch length 2133 mm
Bar rear axle	105 inch length 2667 mm
Front tread	60 to 84 inches 152 to 213 cm
Rear tread	60 to 90 inches 152 to 228 cm
Rear tread	60 to 110 inches 152 to 279 cm

Ford TW-20 Weight
	12,250 lbs 5556 kg
	12,850 lbs (cab) 5828 kg
Ballasted	18,000 lbs 8164 kg

Ford TW-20 Height
Hood	80 inches 203 cm
ROPS	112.7 inches 286 cm
Cab	116 inches 294 cm
Exhaust	127.4 inches 323 cm

Tests

Nebraska Tractor Test 1300
Diesel 16-speed 2WD March 22 - April 10, 1979 Link: Nebraska Tractor Test 1300 file
PTO performance
Power at rated engine speed	135.60 hp 101.1 kW
Fuel use	8.9 gal/hour 33.7 l/hour
Power at rated PTO speed	131.43 hp 98.0 kW
Fuel use	8.1 gal/hour 30.7 l/hour
Drawbar performance
Max power	116.64 hp 87.0 kW
Fuel use	8.9 gal/hour 33.7 l/hour
Gear 5PD used for power test.
Max pull	14155 lbs 6420 kg
Gear 2PD used for pull test.

Photos

Ford TW-20, right side.

Ford TW-20, left side.